item: #1 of 99 id: ejssd-102 author: Suresh, Arumuganainar; Ayele, Abate; Benor, Solomon title: Isolation and morphological identification of some indigenous microalgae from Ethiopia for phycoprospecting date: 2019-09-09 words: 2666 flesch: 45 summary: Microalgae (2-200 µm) are organisms highly capable of utilizing solar energy and CO2 to create biomass and they are the primary producer for majority life on the planet (Wilkie et al., 2011). In addition, the estimated number of unknown species of algae is projected to be two orders of magnitude more than currently known species (Anderson, 1992; Norton et al., 1996). keywords: anabaena; ethiopia; genera; kgp; microalgae; scenedesmus; species cache: ejssd-102.pdf plain text: ejssd-102.txt item: #2 of 99 id: ejssd-109 author: Edris, Jibril; Gupta, Neeraj; Zereffa, Enyew Amare title: Synthesis of Silica Supported Iron Oxide Nanoparticles for Hexavalent Chromium Removal from Aqueous Solutions date: 2019-10-19 words: 8682 flesch: 59 summary: Mechanism of iron oxide and SiO2 supported iron oxide NPs formations The reaction of Fe2+ and Fe3+ ions under alkaline conditions has been the subject of extensive investigation (Bandhu et al., 2009; Valenzuela et al., 2009; Gnanaprakash et al., 2007; Vereda et al., 2007). The aim of the present work was to synthesize iron oxide nanoparticles (iron oxide NPs and iron oxide NPs with the incorporation of silica gel (SiO2) particles (iron oxide NPs - SiO2), and evaluate their performance for the adsorption of Cr (VI) ions in aqueous solutions. keywords: adsorbent; adsorption; concentration; et al; fe3o4; ions; iron oxide; journal; nanoparticles; oxide nps; removal; sio2; solutions; surface cache: ejssd-109.pdf plain text: ejssd-109.txt item: #3 of 99 id: ejssd-111 author: Entele, Birku Reta title: Mobile Banking Technology in Ethiopia: date: 2019-10-03 words: 5470 flesch: 50 summary: Abstract The purpose of this study is to investigate the perceived factors that hinder mobile banking adoption by using a survey data and forecast its adoption rate using a secondary data from the National Bank of Ethiopia. Some of the policy implications are that; banks (both public plus private) has to promote and create awareness via explaining relative advantage of mobile banking adoption compared to other banking channels, create trust building campaign on mobile banking providers, improves analog complement such as mobile phone service language, and other regulations. keywords: adoption; analysis; banking; diffusion; ethiopia; intention; mobile; model; rate; services; study; technology cache: ejssd-111.pdf plain text: ejssd-111.txt item: #4 of 99 id: ejssd-114 author: Kebede, Jeleta Gezahegne; Entele, Birku Reta; Derege, Alemayehu Ethiopia title: Households’ Willingness to Pay for Livestock Insurance in Karrayyu Pastoralist Community: An Attempt for Risk Reduction. date: 2020-01-15 words: 8189 flesch: 56 summary: The models are separately analyzed in order to accurately estimate household willingness to pay for livestock insurance. The goat and sheep model shows that number of goat and sheep has positive effect; income from livestock and age of household head has negative effect on households’ probability of joining livestock insurance and WTP. keywords: camel; cattle; effect; goat; household; income; insurance; livestock; livestock insurance; model; number; pay; sheep; shocks; study; total; willingness cache: ejssd-114.pdf plain text: ejssd-114.txt item: #5 of 99 id: ejssd-119 author: Regassa, Chala; Tolcha, Teshome; Gomoro, Kefyalew; Megersa, Negussie title: Determination of Residue Levels of DDT and Its Metabolites in Khat and Cabbage Samples using QuEChERS Sample Preparation Method Combined with GC-MS Detection date: 2020-01-10 words: 6059 flesch: 57 summary: Sample preparation methods in the analysis of pesticide residues in baby food with subsequent chromatographic determination. A multiresidue method for the determination of 107 pesticides in cabbage and radish using QuEChERS sample preparation method and gas chromatography mass spectrometry. keywords: cabbage; ddt; determination; extraction; food; khat; method; p'-dde; pesticide; quechers; residues; samples cache: ejssd-119.pdf plain text: ejssd-119.txt item: #6 of 99 id: ejssd-12 author: Yadessa, Melaku; Hailemichael, Tesso; Aman, Dekebeo; Teshome, Abdo title: ANTIBACTERIAL TRITERPENOID FROM THE LEAVES EXTRACT OF EHRETIA CYMOSA date: 2019-02-04 words: 3426 flesch: 59 summary: Phytochemical Screening The n-hexane, ethyl acetate and methanol extracts of the leaves of E. cymosa were analyzed for the presence of secondary metabolites including alkaloids, phytosterols, flavonoids, phenolics, glycosides and saponin. Hence the presence of these metabolites in the n- hexane, EtOAc and MeOH extracts of the leaves of E. cymosa likely accounts the traditional use of this against bacterial infection. 3.2. keywords: compound; cymosa; extract; leaves; nmr; presence cache: ejssd-12.pdf plain text: ejssd-12.txt item: #7 of 99 id: ejssd-127 author: Urgessa, Olyad Erba; Sima, Yimeslal Atnafu; Adem, Mahafuz Mohammed; Ayele, Ameha Kebede title: Isolation of Cellulose Degrading Bacteria from Rumen and Evaluation of Cellulase Production by the Isolate Using Lignocellulosic Substrate date: 2020-01-06 words: 5547 flesch: 53 summary: Several studies conducted on screening cellulolytic bacteria from different environments, such as rumen of Korean native goat (Min et al., 1994), rumen of cow, sheep, and goat (Oyeleke and Okusanmi, 2008), gut of the Ctenopharyngodon idellus (Jiang et al., 2011), paper mill sludges (Maki et al., 2011), rumen fluid of goat (Begum et al., 2013), soil (Sethi et al., 2013), rumen of inner Mongolia sheep (Liu et al., 2014), cecum part of intestine of Tibetan pig (Yang et al., 2014), rumen fluid waste of bovine abbatoir (Lokapirnasari et al., 2015), rumen of Labeo rohita (Majeed et al., 2016), molasses (Islam and Roy, 2018) and dumping sites (Chakraborty et al., 2019). Using CMC-Na as the sole carbon source in selective media, followed by the Congo red staining method for preliminary isolation of cellulolytic bacterium, is widely considered to be the best method for preliminary screening of cellulolytic bacteria because it is simple and fast (Yang et al., 2014). keywords: activity; cellulase; cmcase; et al; fermentation; production; rumen; straw; substrate; wheat cache: ejssd-127.pdf plain text: ejssd-127.txt item: #8 of 99 id: ejssd-128 author: Getahun, Daniel title: PREDICTIONS OF CLIMATE CHANGE ON AGRICULTURAL INSECT PESTS VIS-À-VIS FOOD CROP PRODUCTIVITY: A CRITICAL REVIEW date: 2020-01-06 words: 5668 flesch: 46 summary: 2. Ways in which Climate Change Aggravates Insect pests The increase in temperature associated with climatic change, would impact crop pest insect populations in several complex ways like expansion of geographic ranges of insect pests, increased over-wintering survival, increase in number of generations and rapid population growth, risk of introducing invasive alien species, increased risk of invasion by migrant pests, impact on pest population dynamics and outbreaks, breakdown of host-plant resistance, changes in insect- host plant interactions, increased incidence of insect- vectored plant diseases, reduced effectiveness of biological control agents, disruption of plant-pollinator interactions, and reduced effectiveness of crop protection technologies (Diffenbaugh1 et al., 2008; Sharma, 2010; Fand et al., 2012; Pareek et al., 2017). Prediction of changes in geographical distribution and population dynamics of insect pests will be useful for adapting pest management strategies to mitigate the adverse effects of climate change on crop production. keywords: change; climate; climate change; crop; et al; food; global; insect; pests; plant; population; temperature cache: ejssd-128.pdf plain text: ejssd-128.txt item: #9 of 99 id: ejssd-134 author: Gutu, Moera; Tufa, Habtamu Beri title: Investigation of Laser Surface Treatment on the Microstructure and Mechanical Properties of AlSiMn Alloy date: 2020-01-10 words: 4708 flesch: 62 summary: Figure 1: Cross-section view of laser remelted samples processed by different laser energies, (X20); heat-treated sample 44.53 J/mm2 The response of heat-treated samples even at high laser energy was not very sensitive. The surface scratch test for evaluating deformation resistance of laser remelted samples was also discussed in this subsection. keywords: energy; grain; heat; laser; mm2; remelting; samples; surface cache: ejssd-134.pdf plain text: ejssd-134.txt item: #10 of 99 id: ejssd-145 author: Tulu, Girma Chala title: Combination of Organic and Inorganic Fertilizer Improves Tef (Eragrostis tef) Yield and Yield Components and Soil Properties on Nitisols in the, Central Highlands of Ethiopia date: 2020-02-05 words: 5058 flesch: 59 summary: The best remedy for soil fertility management is, therefore, a combination of both inorganic and organic fertilizers, where the inorganic fertilizer provides nutrients and the organic fertilizer mainly increases soil organic matter and improves soil structure and buffering capacity of the soil (Godara, 2012). An examination of Degtjareff method for determining soil organic matter and the proposed modification of the chromic acid titration method. keywords: application; chemical; compost; ethiopia; fertilizer; fym; manure; nitrogen; soil; tef; yield cache: ejssd-145.pdf plain text: ejssd-145.txt item: #11 of 99 id: ejssd-149 author: Getahun, Daniel; Wondimu, Mulatwa title: SCREENING OF SOME BOTANICAL INSECTICIDES AGAINST MAIZE WEEVIL, SITOPHILUS ZEAMAIS MOTSCH. (COLEOPTERA: CURCULIONIDAE), ON MAIZE date: 2020-01-10 words: 5598 flesch: 59 summary: More than 37 species of arthropod pests are associated with maize grain in storage (Waktole Sori and Amsalu ayana, 2012). Initial infestations of maize grain occur in the field just before harvest and the insects are carried into the store where the population builds up rapidly. keywords: botanicals; control; days; effect; grains; maize; mortality; powder; progeny; seed; treatment; weevil; zeamais cache: ejssd-149.pdf plain text: ejssd-149.txt item: #12 of 99 id: ejssd-153 author: Abdi, Bayan; Getaneh, Emebet; Assefa, Temesgen; Dekebo, Aman; Tesso, Hailemichael; Abdo, Teshome; Ayana, Yadessa Melaku title: Chemical Constituents of the Roots Extract of Dryopteris schimperiana and Evaluation for Antibacterial and Radical Scavenging Activities date: 2020-01-06 words: 4812 flesch: 53 summary: 4. Conclusions In conclusion, phytochemical screening analysis conducted on roots extract of Dryopteris schimperiana revealed the presence of alkaloids, terpenes, anthraquinone, flavanoids, and tannins. Antibacterial activity (x) is then characterized and classified based on the inhibition growth zone diameters and described as slight (x< 4 mm diameter), medium (x = 4-8 mm), high (x = 8-12 mm), and very high (x> 12 mm) (Obdak et al., 2017). keywords: activity; antibacterial; compounds; dryopteris; extracts; hexane; nmr; presence cache: ejssd-153.pdf plain text: ejssd-153.txt item: #13 of 99 id: ejssd-156 author: Lemilemu, Fitsum; Girmay, Solomon; Shenkute, Kebede; Endale, Milkyas title: Antibacterial steroids from roots of Bersama abyssinica date: 2020-01-10 words: 4047 flesch: 61 summary: Promising antibacterial activity was observed for DCM:MeOH (1:1) and methanol extracts against E. coli, S. thyphimerium, S. aureus and B. subtlis with zone of inhibition of 13±0, 11.6±0.48, 13±2, and 12.3±1.25, respectively, for DCM: MeOH extract and 13.6±0.55, 12±0, 12±2 and 11.6±0.48, respectively, for methanol extract. Phytochemical screening Phytochemical screening test of dichloromethane/ methanol (1:1) and methanol roots extracts revealed the presence of alkaloids, flavonoids, phytosterols, phenols, steroids, tannins, terpenoids, coumarins, anthraquinones, terpenes and saponins in both extracts, whereas, saponins were found to be absent in methanol extract (Table 1). keywords: crude; dcm; extracts; meoh; methanol; test cache: ejssd-156.pdf plain text: ejssd-156.txt item: #14 of 99 id: ejssd-166 author: Likisa, Kumsa Donis; Tura, Jeylan Aman title: THE STATUS OF GUIDANCE AND COUNSELLING SERVICE IN ETHIOPIAN SCIENCE AND TECHNOLOGY UNIVERSITIES date: 2020-05-28 words: 8273 flesch: 41 summary: A report of pilot study on provision of guidance counseling services in secondary schools: A comparative study between Norway and Ethiopia. Compared to the long history of Ethiopian education, the service of guidance counseling in Ethiopian schools and higher learning institutions is at infantile stage. keywords: awareness; counseling; counseling service; counselors; guidance; lack; policy; problems; research; services; students; study; universities; university cache: ejssd-166.pdf plain text: ejssd-166.txt item: #15 of 99 id: ejssd-167 author: Mensur, Dr. Dinsefa title: Tuning Thermal Properties of Beeswax Incorporating ZnO, CuO and Soot Particles date: 2020-06-29 words: 3454 flesch: 57 summary: Materials used The study used beeswax as its PCM material, along with Zn(NO3)2, CuSO4, NaOH, Soot, deionized water and ethanol to synthesize metal oxide particles. Preparation of Beeswax-Metal oxide Particle Composite Beeswax-metal oxide composite was synthesized by mixing a 20 g of beeswax with 0.0, 0.064, 0.326, 1.304, and 3.260 g of metal oxide particle using the ultrasonic device. keywords: beeswax; cuo; heat; metal; oxide; particles; soot; zno cache: ejssd-167.pdf plain text: ejssd-167.txt item: #16 of 99 id: ejssd-18 author: Chemeda, yadeta Chemdesa title: Lime stabilization of highly plastic clayey soil for the impervious core of embankment dam date: 2019-02-04 words: 4749 flesch: 57 summary: Feysel Husse. & Chemeda Y.C. EJSSD, V 5 (2), 2018 32 © Adama Science & Technology University https://ejssd.astu.edu.et Table 1: Basic properties of soil samples from the six burrow sites Property Soil samples TP-1 TP-2 TP-3 TP-4 TP-5 TP-6 Specific Gravity 2.7 2.69 2.75 2.65 2.76 2.69 Liquid limit (%) 62.4 68 71.5 65 56 66 Plastic limit (%) 28.9 32.4 26.7 24.2 24 19 Plasticity index (%) 33.5 35.6 44.8 40.8 32 47 Maximum Dry Density (g/cm3) 1.59 1.55 1.52 1.57 1.37 1.49 Optimum Moisture Content (%) 27.8 26 26.8 24.5 35 35 Free swelling index (%) 80 75 90 70 80 70 Sand (%) 8 5 5 7 9 8 Silt (%) 32 38 40 36 39 38 Clay (%) 60 57 55 57 52 54 3.1.2. For fulfillment of this goal, it is necessary to compare the relative desirability as a core material of raw and lime treated clayey soil samples under controlled condition. keywords: clay; content; core; dam; lime; material; soil; treatment cache: ejssd-18.pdf plain text: ejssd-18.txt item: #17 of 99 id: ejssd-184 author: Alemu, Tewabech; Shenkute, Kebede; Eswaramoorthy, Rajalakshanan; Girmay, Solomon; Melaku, Yadessa; Endale, Dr. Milkyas title: Molecular docking analysis of antibacterial indole alkaloids from roots of Brucea antidysentrica date: 2020-05-13 words: 6652 flesch: 63 summary: The findings of this test are in good agreement with the type of secondary metabolites reported earlier from the genus (Narihiko et al., 1986; Blech and Budzikiewicz, 1994; Ouyang et al., 1994) and these compounds might be responsible for the traditional medicinal use of the genus. Thus, based on the above spectral data and comparison with literature (Ouyang et al., 1994), compound 2 was suggested to be identical with canthin-6-one (Figure 3) previously isolated from roots of Brucea mollis (Ouyang et al., 1994). keywords: activity; alkaloids; compound; crude; docking; extracts; figure; meoh; table; test cache: ejssd-184.pdf plain text: ejssd-184.txt item: #18 of 99 id: ejssd-185 author: Sema, Yimeslal Atnafu; Ayele, Ameha Kebede; Gurara, Misrak Kebede title: Production of Bacterial Keratinase from Keratinous Waste date: 2020-11-14 words: 5397 flesch: 54 summary: In all cases, pH 7 was optimum for keratinase production resulting in activities corresponding to 16.4 U/ml/min, 15.1U/ml/min and 12.4/ml/min for Kf1, Kf2 and Kh, respectively. The performance of bacterial isolates in terms of keratinase production was evaluated and stability of the activity of produced keratinase was done at various parameters. keywords: feather; hair; isolates; keratinase; kf1; kf2; min; production cache: ejssd-185.pdf plain text: ejssd-185.txt item: #19 of 99 id: ejssd-186 author: Gelebo, Galle Gezahegn; Tessema, Lidiya Hailu; Kehshin, Kalkidan Tadesse; Gebremariam, Hable Haileselassie; Gebremikal, Eyerus Tigabu; Motuma, Melkame Tamiru; Ayele, Abate; Getachew, Deribe; Benor, Solomon; Suresh, Arumuganainar title: Phycoremediation of synthetic dyes in an aqueous solution using an indigenous Oscillatoria sp., from Ethiopia date: 2020-05-13 words: 4457 flesch: 51 summary: Synthetic dyes removal and biomass production Textile wastewater adapted microalgae of Oscilltoria sp., (ETTFR) was checked for the removal of synthetic dyes of MG, MB, and SF. The identified isolate, Oscillatoria sp., which belongs to prokaryotic filamentous cyanobacteria was checked for the dye removal efficiency and biomass production using synthetic dyes of malachite green (MG), methylene blue (MB) and Safranin (SF). keywords: biomass; days; dyes; et al; microalgae; oscillatoria; removal cache: ejssd-186.pdf plain text: ejssd-186.txt item: #20 of 99 id: ejssd-189 author: Ebrahim, Kemal Temam; Jiru, Moera Gutu; Sisay, Abdisa title: Optimization of Cutting Parameters for Free Cutting Brass (CuZn35Pb3) Using Taguchi Method date: 2020-08-01 words: 5548 flesch: 61 summary: Comparative study on optimization of surface roughness parameters in turning EN1A steel on a CNC lathe with coolant and without coolant was studied by a researcher (Selvaraj and Chandramohan, 2010). A3B1C3 is the optimum levels of parameters mean value for surface roughness value. keywords: cutting; depth; feed; parameters; roughness; speed; surface; turning cache: ejssd-189.pdf plain text: ejssd-189.txt item: #21 of 99 id: ejssd-194 author: Dinku, Worku; Choi, Sang Un; Lee, Sang-Ho; Jung, Young-Sik; Dekebo, Aman title: Chemical constituents Anti-proliferative activity of resin of C. sphaerocarpa against four human cancer cell lines date: 2020-05-21 words: 4814 flesch: 55 summary: Natural products have proven to be an important source of anticancer drugs (Cragg and Newman, 2005), identification of phytochemical cytotoxic entities that are effective against a range of cancer cell lines, less active or non-toxic against the normal cell population is an effective method for selection of fractions. For example, β-amyrin has been shown to exhibit various pharmacological activities in vitro and in vivo against inflammation, microbial, fungal, viral infections and cancer cells (Vázquez et al., 2012). keywords: activity; anti; cancer; cell; crude; et al; extract; fraction; hexane; lines; sphaerocarpa cache: ejssd-194.pdf plain text: ejssd-194.txt item: #22 of 99 id: ejssd-196 author: Mulleta, Alemu Disassa; Demissie, Wosene Alemu; Gelagile, Zebene title: The Role of Parents in School Management in Private and Government Secondary Schools in Adama Town date: 2020-05-25 words: 7853 flesch: 54 summary: The disparity between private school and government school parents in their involvement in school management reflects the reality in the literature. Results of the study reveal that both parents and directors seem to have positive attitude towards parental involvement in school management, yet the actual practice on the ground is not satisfactory. keywords: community; directors; education; government; involvement; item; lack; management; parents; school; school management; students; study cache: ejssd-196.pdf plain text: ejssd-196.txt item: #23 of 99 id: ejssd-197 author: FUFA, DESA DABA title: Comparative Analysis of Inflation Dynamics of Three African Countries: Ethiopia, Kenya and South Africa date: 2020-06-18 words: 7877 flesch: 68 summary: The research was carried out to investigate the trend of inflation, illustrate the granger causal relationship of inflation dynamics and identify the major driving force(s) of high inflation dynamics in three African countries. Exchange rates had significant positive effects on inflation dynamics of both countries while world oil price contributes positively in Ethiopia but negatively in South Africa. keywords: -2.888; africa; countries; dynamics; ethiopia; exchange; inflation; kenya; oil; price; response; south; tests; var; world cache: ejssd-197.pdf plain text: ejssd-197.txt item: #24 of 99 id: ejssd-2 author: Zereffa, Enyew Amare title: Effect of sintering temperature on clay ceramic water filters efficiency date: 2019-02-04 words: 3502 flesch: 59 summary: Household water treatment and safe storage methods, such as ceramic water filters, is one of the proven methods and have been shown to reduce diarrheal prevalence. Ceramic water filters were developed from 60% of clay, 25% sawdust, and 15% grog by volume and sintered in 800-950°C range at 50°C intervals with 5°C per minute heating and cooling rate for 6 hours. keywords: adama; ceramic; clay; cm–1; filter; science; technology; temperature; water cache: ejssd-2.pdf plain text: ejssd-2.txt item: #25 of 99 id: ejssd-207 author: Gadiso, Morki Chilalo; Degefu, Tulu; Belay, Zerihun title: Assessment of Bacteriological and Physico-Chemical Quality of Drinking Water in Munesa Woreda, Arsi Zone, Oromia, Ethiopia date: 2020-05-27 words: 4691 flesch: 59 summary: All pH values of water samples met national and WHO criteria for drinking water. Water samples of tap water, protected boreholes, protected springs and household from different sites were collected. keywords: chemical; coliform; drinking; ethiopia; quality; samples; sources; study; temperature; total; water cache: ejssd-207.pdf plain text: ejssd-207.txt item: #26 of 99 id: ejssd-21 author: Ademila, Omowumi title: Engineering and Chemical Characterization of Natural Bitumen Resources from Nigeria date: 2019-02-04 words: 5909 flesch: 56 summary: Determination of Water Content (water-in-bitumen) 100 g of bitumen sample was measured and transferred to a cylindrical container. Trace metals in bitumen samples The concentration of trace metals in bitumen samples are shown in Table 3. keywords: agbabu; bitumen; chemical; mile; mulekangbo; pahs; sample; science; technology; temperature; water cache: ejssd-21.pdf plain text: ejssd-21.txt item: #27 of 99 id: ejssd-212 author: Gerbi, Mengistu Debele; Heyi, Alemayehu Teklemariam title: Academic Performance Characteristics of Special Boarding Students: date: 2020-12-03 words: 4643 flesch: 57 summary: ODASBS students are not only gifted and high- achievers, but also the blending of gifted, high- achievers, and average students. The findings of the current study agree with Ehioghiren and Izehiuwa (2014) that stated boarding school students performed significantly better in mathematics and English language subjects than day school students. keywords: average; boarding; characteristics; odasbs; performance; school; students cache: ejssd-212.pdf plain text: ejssd-212.txt item: #28 of 99 id: ejssd-22 author: Robi, Alemu Gonfa; Gemechu, Negussie Megersa; Gebremedhin, Tetemke Mehari title: INDIGENOUS KNOWLEDGE OF THE SHEKACHO SOCIETY IN ENSET (ENSETE VENTRICOSUM (WELW.) CHEESMAN) PLANTATION AND MANAGEMENT FROM FIELD TO PLATE date: 2019-05-01 words: 5145 flesch: 62 summary: The effect of adding Mandillo during Enset fermentation resulted in visible physical quality differences of Kocho products. Numerous research findings were performed on Enset, such as: Enset cultivation and productivity (Admasu Tsegaye and Struik, 2001), microbial dynamics of Enset fermentation and spoilage of Kocho (Brihanu Abegaz, 1987b), food security issues (Tadese Kippe, 2002), biochemical changes during Enset fermentation and the effect of altitude on microbial successions (Tariku Hunduma and Mogessie Ashenafi, 2011), chemical composition and degradability of Enset (Ajabu Nurfeta et al., 2008), mineral contents and their absorption inhibition factors (Melaku Umeta et al., 2005), improving the indigenous processing of Kocho production (Melese Temesgen, 2013), Enset fermentation in pits and Jars (Tiruha Habte et al., 2013). keywords: corm; enset; ethiopia; female; fermentation; figure; food; kocho; mandillo; plant; products; shekacho; study; types cache: ejssd-22.pdf plain text: ejssd-22.txt item: #29 of 99 id: ejssd-225 author: JOTHIMANI, MURALITHARAN; Francis Lawrence, Francis; Dawit, Zerihun title: Morphometric analysis and prioritization of sub‑watersheds for soil erosion using Geomatics technologies in Megech River catchment, Lake Tana Basin, North Western Ethiopia date: 2020-12-08 words: 7471 flesch: 60 summary: Subyani et al., 2010; Sehgal and Babar, 2013; Aouragh and Essahlaoui, 2014; Biswas et al., 2014; Pophare and Balpande, 2014; Martins and Gadiga, 2015; Osano, 2015; Kumar and Kshitij, 2017; Rawat et al., 2017; Yanina et al., 2017; Kumar et al., 2018; Jothimani et al., 2019 & 2020). It is essential for comprehensive watershed development and improved soil management in arid and semi-arid regions to know the local drainage morphometry and their environmental implications (Sreedevi et al., 2009; Shankar et al. 2009; Gulavani et al., 2017; Everard et al., 2018). keywords: analysis; area; basin; drainage; erosion; et al; ethiopia; gis; length; morphometric; order; parameters; present; ratio; river; soil; stream; study; sub; watershed cache: ejssd-225.pdf plain text: ejssd-225.txt item: #30 of 99 id: ejssd-229 author: Merga, Bulti; Mohammed, Muktar; Ahmed, Abdulatif; Wakgari, Mulatu title: Possible Recycling of Brewery Waste in Maize Production date: 2020-11-14 words: 6713 flesch: 59 summary: Increasing brewery sludge rates up to 15 t ha-1 also raised corn grain Similarly, maize straw N uptake exhibited an increasing trend with increased brewery sludge rate up to 12.5 t ha- 1, a further increase in brewery sludge rates revealed a decreasing trend. keywords: application; brewery; brewery sludge; control; grain; ha-1; maize; rate; sludge; soil; straw; t ha-1 cache: ejssd-229.pdf plain text: ejssd-229.txt item: #31 of 99 id: ejssd-23 author: Likisa, Kumsa Donis title: Dr. THE ROLE OF CAREER GUIDANCE IN QUALITY EDUCATION IN HARAR AND WOLISO TECHNICAL AND VOCATIONAL COLLEGES, ETHIOPIA date: 2019-02-04 words: 5744 flesch: 41 summary: Abstract The main objective of this study is to examine the contribution of career guidance in quality education in Harar and Woliso Technical and Vocational colleges. Descriptive survey research design was employed to assess the status of career guidance in ensuring quality education in the two selected colleges. keywords: career; career guidance; colleges; development; education; guidance; information; quality; skills; students; university; work cache: ejssd-23.pdf plain text: ejssd-23.txt item: #32 of 99 id: ejssd-239 author: Dako, Ofgaa Djirata title: EVALUATION OF SOME INSECTICIDES AGAINST WHITE MANGO SCALE, AULACASPIS TUBERCULARIS NEWSTEAD (HEMIPTERA: DIASPIDIDAE) ON MANGO date: 2020-07-31 words: 4039 flesch: 62 summary: Mango production in Ethiopia is currently constrained by white mango scale (Aulacaspis tubercularis). This study was performed to evaluate the efficacy of three formulations, i.e. Folimat, Closer 240 and D- C-Tron Plus, against white mango scale (WMS) on mango from mid-May 2016 to end of July 2016 in west Oromia. keywords: control; ethiopia; folimat; journal; mango; mango scale; pest; population; scale; spray; study; treatment; white cache: ejssd-239.pdf plain text: ejssd-239.txt item: #33 of 99 id: ejssd-24 author: belay, jemal beshir title: Study on Biogas Energy Production from Cactus (Opuntia ficus-indica (L.) Mill.) date: 2019-02-04 words: 3736 flesch: 60 summary: Study on biogas energy production from leaves of justicia schimperiana (hochst.ex a. Nees) t. Anders. Among the alternative bio energy sources, biogas production from different sources were currently applicable. keywords: biogas; cactus; content; digestion; energy; production; treatments; university; year cache: ejssd-24.pdf plain text: ejssd-24.txt item: #34 of 99 id: ejssd-249 author: Abate, Chala Amante title: Ethiopian Higher Education and Economic Growth Nexus date: 2021-05-22 words: 5814 flesch: 58 summary: ‐ It was observed that there is a long run association ship between real GDP, enrollment in higher education, gross capital formation, and labor in Ethiopia ‐ Enrollment in higher education and gross capital formation positively affected economic growth of Ethiopia in the long run ‐ Enrollment in higher education negatively affected economic growth of Ethiopia in the short run ‐ Higher education causes economic growth, but not the reverse, in Ethiopia ‐ Gross capital formation and economic growth in Ethiopia reinforce each other. The study investigated the dynamic relationship between higher education and economic growth in Ethiopia using annual data collected from 1981-2014. keywords: capital; economic; education; ethiopia; granger; growth; journal; model; relationship; result; run; test; variables cache: ejssd-249.pdf plain text: ejssd-249.txt item: #35 of 99 id: ejssd-25 author: Jima, Abdisa Olkeba title: SOCIO-ECONOMIC EFFECTS OF FOREIGN DIRECT INVESTMENT ON LOCAL COMMUNITY IN ETHIOPIA date: 2019-02-04 words: 6263 flesch: 53 summary: Effects of FDI on Local Labors The FDI, Dangote cement factory, has two dimension effects: positive effect and negative effect on local labor. In Dangote cement factory, there are a number of foreigners who came from China, India, and Nigeria and working in the factory albeit the majority of labors in the factory are local labors. keywords: cement; compensation; dangote; ethiopia; factory; fdi; income; investment; labors; landholders; wage cache: ejssd-25.pdf plain text: ejssd-25.txt item: #36 of 99 id: ejssd-250 author: Tessema, Daniel title: Technological Determinism versus Social Determinism, a Critical discussion date: 2021-06-02 words: 5347 flesch: 51 summary: Moreover, technological determinism ranges from the explanation of autonomous technology to the view that technology is the most dominant factor in social change. Technology influences the way human beings connect with the outside world in their day-to- day businesses. keywords: change; determinism; development; human; marx; society; technique; technology cache: ejssd-250.pdf plain text: ejssd-250.txt item: #37 of 99 id: ejssd-262 author: Mengesha, Getachew Gudero; Dojamo, Tariku Simion; Tesema, Melese Lema; Cheleko, Dizgo Chencha title: An Evaluation of Sorghum Genotypes and Reduced rates of Fungicide Application against Anthracnose (Colletotrichum sublineolum) Management at Arba Minch and Derashe in Southern Ethiopia date: 2021-03-26 words: 9721 flesch: 59 summary: No or little recognition of the farmers in managing anthracnose, absence of research works previously in the study areas through a combination of sorghum genotypes and reduced rates of fungicide application and due to the above reasons this study was necessitated. (2012) found that significant difference had been observed among the treatments evaluated for the stated and other parameters in their studies on the management of anthracnose through the integration of sorghum genotypes and different fungicide uses under different methods of application. 3.2. keywords: anthracnose; application; disease; et al; ethiopia; fungicide; genotypes; grain; ha-1; plant; rates; ridomil; sorghum; sorghum genotypes; yield cache: ejssd-262.pdf plain text: ejssd-262.txt item: #38 of 99 id: ejssd-265 author: Desalegn, Dr Tegene; Murthy, H.C Ananda; Limeneh, Yeshaneh Adimasu title: Medicinal plant Syzygium guineense (Willd.) DC Leaf Extract Mediated Green Synthesis of Ag Nanoparticles: Investigation of their antibacterial activity date: 2020-11-02 words: 6001 flesch: 55 summary: The synergistic influence of biomolecules of the plant leaf extract such as alkaloids, phenolic compounds, tannins, saponins and glycosides with Ag NPs towards the antibacterial activity has been investigated. The green Ag NPs have been used for photocatalytic, electrocatalytic, organic dye degradation, biomedical, pharmaceutical, cosmetic, energy and catalytic applications since many decades (Ananda Murthy and Prakash, 2020). keywords: activity; ag nps; antibacterial; extract; green; nanoparticles; nps; plant; silver; syg; synthesis cache: ejssd-265.pdf plain text: ejssd-265.txt item: #39 of 99 id: ejssd-271 author: Gebremeskel, Bewunetu Zewude; Habtegiorgis, Tewodros title: The Value of Virginity, Prevalence of Premarital Sex, and Vulnerability to Reproductive Health Risks among Young People in Wolaita Sodo town date: 2020-11-14 words: 7574 flesch: 58 summary: On top of such contradicting findings about the subject, other published studies can hardly be found in Ethiopia regarding youth virginity value and its relationship to both prevalence of premarital sexual Bewunetu Zewude et al. Ethiop. The issue of virginity value among Ethiopian youth in general and students learning in various hierarchies in particular, however, has not been adequately addressed by previous studies. keywords: data; marriage; practices; respondents; school; sex; students; university; value; virginity; youth cache: ejssd-271.pdf plain text: ejssd-271.txt item: #40 of 99 id: ejssd-28 author: Nallamothu, Ramesh Babu; Nallamothu, Anantha Kamal; Nallamothu, Seshu Kishan; Injeti, Niranjan Kumar; Basava, Venkata Appa Rao title: Effect of injection timing in multiple injections on NOx and smoke from CRDI diesel engine fueled with biodiesel blend date: 2019-02-04 words: 3602 flesch: 50 summary: It is observed that the combination of multiple injection and retardation of injection reduced NOx emissions effectively without compromising power output and thermal efficieny. Split fuel injection involves reducing splitting the injection as two or more events which can lead to a reduction in the ignition delay in the initial fuel pulse. keywords: b20; biodiesel; diesel; emissions; engine; fuel; injection; nox; p10 cache: ejssd-28.pdf plain text: ejssd-28.txt item: #41 of 99 id: ejssd-281 author: Chemeda, yadeta Chemdesa title: Engineering Geological Investigation of Adama Town: Implication to Engineering Practice date: 2020-08-27 words: 6694 flesch: 66 summary: Such soils are expected to exhibit lower volume change (swelling and shrinkage) in association with moisture content variation. The study shall also include the assessment of soil condition and likelihood of landslides, subsidence, and liquefaction. keywords: adama; area; engineering; figure; joints; rock; sand; soil; strength; study; study area; town; volcanic cache: ejssd-281.pdf plain text: ejssd-281.txt item: #42 of 99 id: ejssd-283 author: Alemu, Amlakie Aschale; Fante, Kinde Anlay title: A Corpus-Based Word Sense Disambiguation For Geez Language date: 2021-01-15 words: 6361 flesch: 54 summary: Stop word removal: after tokenization, we have removed Ge’ez language stop words, as it has no effect on meaning of the words. We achieved the best performance of the classifier for Ge’ez ambiguous words using semi-supervised corpus based approach, because seed words which are obtained with high information gain using ADTree algorithm were used for the selection of representative seed examples of this study. keywords: algorithms; clustering; datasets; ge’ez; language; learning; machine; sense; study; words; wsd cache: ejssd-283.pdf plain text: ejssd-283.txt item: #43 of 99 id: ejssd-291 author: Megerssa, Thomas Belete title: Investigation of RC column confined by rectangular spiral reinforcement through the use of finite element analysis date: 2021-03-25 words: 6631 flesch: 51 summary: In either (hoop or spiral) case of lateral reinforcement configuration, provided that adequate amount of lateral reinforcement ratio, the spacing of lateral reinforcement ratio should not exceed half of the core dimension (s/dc≤0.5) particularly where deformation capacity is the main importance. Accordingly, confined RC columns with rectangular hoop lateral reinforcement had 12% and RC columns with continuous spiral lateral reinforcement had 40% higher deformation capacity compared to RC columns with the same amount and configuration of lateral reinforcement but where the spacing was in such a way s/dc ratio was ≥ 0.5. keywords: capacity; column; concrete; peak; reinforcement; spacing; specimen; strain; stress cache: ejssd-291.pdf plain text: ejssd-291.txt item: #44 of 99 id: ejssd-298 author: Bogale, Belayneh Z; Gizat, Eskedar title: Assessment of Service Quality and Customers’ Satisfaction in Addis Ababa Light Rail Transit date: 2021-05-20 words: 4643 flesch: 42 summary: As this study confirms, in Addis Ababa Light rail context service quality is the biggest component that impacts customer satisfaction. Hence, conducting a scientific inquiry into customers' satisfaction and service quality in urban light rail transport is vital to make policies and intervention measures instrumental and valid. keywords: ababa; addis; customers; light; quality; rail; satisfaction; service; service quality cache: ejssd-298.pdf plain text: ejssd-298.txt item: #45 of 99 id: ejssd-30 author: Nallamothu, Ramesh Babu; Nallamothu, Anantha Kamal; Nallamothu, Seshu Kishan; Injeti, Niranjan Kumar; Basava, Venkata Appa Rao title: Effect of dwell period between main and pre injection on NOx and smoke emission from CRDI diesel engine fueled with Biodiesel blend date: 2019-02-04 words: 3509 flesch: 53 summary: Split fuel injection involves reducing splitting the injection as two or more events which can lead to a reduction in the ignition delay in the initial fuel pulse. A novel scheme of experiments is adopted in the work to understand the influence of multiple injections by varying different parameters on the emissions from the engine. keywords: b20; biodiesel; cad; dwell; engine; fuel; injection; nox; reduction cache: ejssd-30.pdf plain text: ejssd-30.txt item: #46 of 99 id: ejssd-314 author: Zeleke, Digafie; Yadessa, Ayana Melaku title: Development in the Synthesis, Topoisomerase I inhibitor and Cytototoxic Properties of Indenoisoquinoline and Its Analogs: Review date: 2021-01-06 words: 8641 flesch: 57 summary: Particularly, the class of the β-amino propanols consists of multiple representatives with antimalarial, anticancer, Src kinase inhibiting, antimicrobial, and antifungal properties (Chennakesava et al., 2014; Pham et al., 2016; Robert et al., 1988). Morrell et al., 2007) using oxidative cyclization of cis acid produced by the condensation of a homophthalic anhydride and a schiff base (Scheme 1) (Nguyen et al., 2015). keywords: acid; cancer; chemistry; cushman; digafie; dna; drug; et al; ethiop.j.sci.sustain.dev; indenoisoquinoline; inhibitors; journal; mark; nguyen; pommier; reflux; scheme; synthesis; topoisomerase; vol; yadessa; yves; zeleke cache: ejssd-314.pdf plain text: ejssd-314.txt item: #47 of 99 id: ejssd-319 author: Negash, Yirgalem; Tolosa, Birhanu; Bantewesen, Tegene; Feyisa, Gebisa Bekele title: Antibacterial Activites of the CuO/ZnO Nanocomposite Grown on Silica Extracting from Bagasse Ash date: 2020-12-24 words: 4995 flesch: 58 summary: Songfa et al. (2020) synthesized mesoporous silica supported CuZnO and they showed that antibacterial activities of mesoporous silica supported CuZnO were much better compared to mesoporous silica supported CuO and ZnO (Songfa et al., 2020) because of Cu doped ZnO have smaller band gap than ZnO, which result in reducing recombination rate of electron-holes that were formed during irradiation of visible light. Here, the combination of the CuO-ZnO doping, or Cu substitute Zn in ZnO or vice versa process may happen in CuO, which leads to reduced recombination rate. keywords: antibacterial; bare; cuo; et al; journal; nanocomposite; silica; water; zno; zno bare cache: ejssd-319.pdf plain text: ejssd-319.txt item: #48 of 99 id: ejssd-34 author: Lemecha, Dr. Legesse title: Modelling Corruption Dynamics and Its Analysis date: 2019-02-04 words: 4459 flesch: 57 summary: Corruption endemic equilibrium is locally asymptotically stable. We propose a mathematical model for corruption by considering awareness created by anti-corruption and counseling in jail. keywords: corruption; model cache: ejssd-34.pdf plain text: ejssd-34.txt item: #49 of 99 id: ejssd-343 author: journal, ejssd title: EJSSD Volum 2 No 1 date: 2020-12-23 words: 18248 flesch: 49 summary: Ethiopian Jour Ethiopian Journal of Science and Sustainable Development 2012. Ethiopian Jour Ethiopian Journal of Science and Sustainable Development 2012. keywords: adama; analysis; cattle; data; development; economic; education; efficiency; ethiopian; ethiopian journal; experience; factors; farms; fattening; flowers; institutions; journal; level; management; market; mean; model; officers; oils; production; public; results; role; science; stress; study; table; total; training; tvet; tvet institutions cache: ejssd-343.pdf plain text: ejssd-343.txt item: #50 of 99 id: ejssd-344 author: journal, ejssd title: EJSSD Volum 2 No 2 date: 2016-12-23 words: 22174 flesch: 49 summary: Of the two comparative measures, personality traits were indicated to be more dominant than ability characteristics when both instructor and student respondents described the characteristics of the effective instructor in the open-ended question. The two questions, to be discussed jointly, were included in this study to attempt to determine if differences in opinion exist at the institute under study between instructor and student respondents in their opinions of what constitutes effective and ineffective teaching. keywords: adama; assessment; barley; characteristics; colleges; data; education; efficiency; ethiopia; gender; instructors; learning; level; malt; mean; parents; perceptions; personality; private; production; public; research; respondents; results; school; skills; students; study; table; teachers; teaching; technical; training; tvet; university cache: ejssd-344.pdf plain text: ejssd-344.txt item: #51 of 99 id: ejssd-37 author: Bogale, Belayneh; Mosisa, Moti; Mesele, Abrha; Work, Keflie title: Sanitation in Pastoral Community: date: 2019-05-01 words: 4082 flesch: 53 summary: In similar vein, the study assessed the suitability of latrine design for usage, its comfort for children, and the hand washing inputs used. Figure 1, below, revealed that 254 (72.6%) of the respondents do have private or communal latrine while the remaining 96 (27.4%) do not have any form of latrine facility. keywords: ethiopia; hand; health; latrine; open; research; respondents; sanitation; study; water cache: ejssd-37.pdf plain text: ejssd-37.txt item: #52 of 99 id: ejssd-375 author: Cheru, meseret; Elias, Eyasu title: Ecosystem services of exclosures in Ethiopia: Review date: 2021-09-17 words: 6010 flesch: 52 summary: Exclosure land management for restoration of the soils in degraded communal grazing lands in northern Ethiopia. The practice of area exclosures is becoming popular and about 7 Mha of degraded area has been rehabilitated between the years 2011 and 2014. keywords: area; conservation; et al; ethiopia; exclosures; forest; grazing; journal; land; management; soil; species; vegetation; wolde cache: ejssd-375.pdf plain text: ejssd-375.txt item: #53 of 99 id: ejssd-379 author: Atumo, Tessema Tesfaye; Mengesha, Getachew Gudero; Heliso, Milkias Fanta; Kalsa, Getinet Kebede title: Yield dynamics and nutrient composition of Napier grass (Pennisetum purpureum) varieties under consecutive harvests date: 2021-10-13 words: 5021 flesch: 58 summary: 2.08*** 1227.2*** 0.41 1.31*** 136.47* 1177.6* Harvesting period 6 2002.4*** 71213*** 82.5*** 14140.3*** 15.9*** 14.9*** 1780.34*** 14095.4 *** Genotype harvesting period 54 53*** 340* 0.84 259.5 0.12 0.14 38.47 467.1 Residual 138 10.7 199 0.58 257.6 0.17 0.15 81.34 607.5 Source of variation d.f. SCa SAvP SCP SNDF SADF LCa LAvP LCP LND F LADF Replication 2 1.48 12.9 0.18 119.5* 98.4 56.6 3.7 7.6* 14.5 14.8 Genotype 9 38.21*** 277*** 0.68** 14.2 31.6 58.5 287.5*** 3.3 15.9 137 Residual 18 10.72 6.58 0.13 20.4 79.2 40.5 5.95 1.37 14.8 101.2 *Significant at P<0.05 ** significant at P<0.01 *** significant at P<0.001 Table 2: Mean values of plant height (PH, cm), Leaf number (LNPP), leaf length (LL, cm), leaf width (LW, cm), tiller number (TNPP), circumference (CF, cm) and leaf to stem ratio of napier grass genotypes, during 2018-2019 Genotype PH (cm) LNPP LL (cm) Forage nutritional quality Stem and leaf quality of Napier grass genotypes evaluated in terms of calcium (Ca), phosphorus (P), crude protein (CP), acid detergent fiber (ADF) and neutral detergent fiber (NDF) is presented in Table 4. Stem calcium, phosphorus and crude protein content of the grasses were significantly (P<0.001) varied among genotypes through the production period while no significant variation was observed for neutral detergent fiber and acid detergent fiber. keywords: dry; forage; genotypes; grass; leaf; matter; napier; phosphorus; quality; stem; yield cache: ejssd-379.pdf plain text: ejssd-379.txt item: #54 of 99 id: ejssd-380 author: Widneh, Misganaw Aguate; Workneh, Abebe Tesfahun; Alemu, Amlakie Aschale title: Medicinal Plant Parts Identification and Classification using Deep Learning Based on Multi Label Categories date: 2021-09-03 words: 5905 flesch: 58 summary: The medicinal plant data set was developed based on the extraction of texture and color features from plant leaf images (Pacifico et al., 2019). Raw plant leaf image is represented into deep features using knowledge transfer from object identification to plant species identification (Prasad et al., 2017). keywords: batch; data; figure; image; leaf; learning; model; net; plant; testing; training cache: ejssd-380.pdf plain text: ejssd-380.txt item: #55 of 99 id: ejssd-381 author: Deti, Hailu Beyecha; Beri, Habtamu; Hailu, Biftu; Temam, Kemal title: Application of Quality Function Deployment in Customer Oriented Footwear Development Process date: 2022-01-05 words: 3587 flesch: 51 summary: Dev., Vol. 9(1), 2022 32 Table 2: Target value and sales point of customer requirements # Customer requirements Target value (1 – 5) Sales point (1 – 2) QFD is an engineering method used to improve quality by considering the voice of the customer (or customer requirements) in the product development process, according Akao (1990), the founder of QFD. keywords: customer; design; development; footwear; qfd; quality; requirements; value cache: ejssd-381.pdf plain text: ejssd-381.txt item: #56 of 99 id: ejssd-384 author: Deti, Hailu Beyecha; Jebessa, Kassaye Gutema title: Indigenous Knowledge vis-à-vis Development: The Potential of Gadaa System in Industrial Leadership Development date: 2021-12-08 words: 4820 flesch: 52 summary: Figure 1: The continual change of Gadaa grades with their roles and responsibilities As it can be observed from Figure 1, the role of a person increases along with increment of age until one completes the stage of Abbaa Gadaa. The main purpose of this study was to scrutinize techniques in Gadaa system that helped to sustain leadership development of the Oromo Society and its implication for industrial leadership development. keywords: abbaa; development; gadaa; gadaa system; grade; leadership; leadership development; oromo; social; society; system cache: ejssd-384.pdf plain text: ejssd-384.txt item: #57 of 99 id: ejssd-391 author: Woldeyohannis, Yared Seifu; Hiremath, Someshakher S.; Tola, Simie; Wako, Amana title: Modelling and Simulation of Hydraulic System to Measure Soil Compaction for Agricultural Field date: 2021-12-27 words: 4429 flesch: 54 summary: Hence soil cone penetrometer is an important measuring instrument to determine soil physical properties. Soil compaction management Reduce soil compactionusing a chain-track tractor. keywords: compaction; cone; cylinder; figure; hydraulic; penetrometer; pressure; soil; system cache: ejssd-391.pdf plain text: ejssd-391.txt item: #58 of 99 id: ejssd-393 author: Shage, Gemechu Yadeta title: Extraction and Characterization of Oil from Moringa Stenopetala Seed date: 2022-07-29 words: 3741 flesch: 66 summary: Oil yield (%) = 𝑀𝑎𝑠𝑠 𝑜𝑓 𝑜𝑖𝑙 𝑒𝑥𝑡𝑟𝑎𝑐𝑡𝑒𝑑 𝑀𝑎𝑠𝑠 𝑜𝑓 𝑠𝑎𝑚𝑝𝑙𝑒 𝑢𝑠𝑒𝑑 𝑖𝑛 𝑓𝑒𝑒𝑑 *100……(1) 2.4. Fig (1) showed that oil yield increased from 27 % to 39 % as extraction temperature increased from 70 °C to 80 °C. Figure 3: Effect of extraction temperature on oil yield Time keywords: extraction; moringa; oil; seed; stenopetala; time; value; yield cache: ejssd-393.pdf plain text: ejssd-393.txt item: #59 of 99 id: ejssd-400 author: Tadele, Mekdes Habtamu; Shaka, Tola Garo; Chemeda, Yadeta Chemdesa title: Engineering Geological Investigation of Jimma Town for Engineering Practice date: 2022-01-24 words: 6990 flesch: 61 summary: For example, tests such as moisture content, specific gravity, grain size analysis, Atterberg Limits, shrinkage limits, mineralogical tests such as X-ray diffraction, swell tests, and suction measurement are recommended by several researchers such as Asuri and Keshavamurthy (2016), Elshater et al. (2019), Wazoh and Mallo (2021), etc. for identification of soil type and presence of expansive soil. Expansive soils, in particular, are partially saturated plastic soil that exhibits high volume change when its environmental conditions are altered from dry to wet (Elshater et al., 2019). keywords: area; engineering; figure; jimma; journal; plasticity; rock; soils; strength; structures; study; study area; test; town cache: ejssd-400.pdf plain text: ejssd-400.txt item: #60 of 99 id: ejssd-407 author: Kebede, Gezahagn; Feyissa, Dr. Fekede; Mengistu, Dr. Solomon; Faji, Mulisa; Mohammed, Kedir; Dejene, Dr. Mesfin; Mengistu, Gezahegn; Geleti, Dr. Diriba; Assefa, Dr. Getnet; Mekasha, Dr. Aklilu; Workiye, Mezgeb; Berhanu, Dr. Tekleyohannes; Megersa, Berhanu; Getiso, Aman; Shanku, Edao; Ijara, Fromsa; Mijena, Diribi; Shitaneh, Esubalew; Arega, Habtie title: Evaluation and Registration of the Newly Introduced Supersonic Alfalfa (Medicago sativa L.) Variety in Ethiopia date: 2022-03-28 words: 6933 flesch: 56 summary: Moreover, the plant height and dry matter yield of alfalfa varieties varied significantly (P<0.05) across locations. The mean plant height of alfalfa varieties tested across locations varied significantly (P<0.05) as indicated in Table 2. keywords: alfalfa; alfalfa variety; check; dry; et al; ethiopia; forage; gezahagn; matter; matter yield; plant; quality; research; value; varieties; variety; yield cache: ejssd-407.pdf plain text: ejssd-407.txt item: #61 of 99 id: ejssd-414 author: Hegano, Abebe; Tunebo, Atinafu; Tesema, Shimelis title: The Evaluation of Different Blended Fertilizers Types and Rates for Improving the Productivity of Wheat (Triticum aestivum L.) in Debub Ari District, Southwestern Ethiopia date: 2022-07-29 words: 5116 flesch: 63 summary: Effects of blended NPSB fertilizer rates on yield and grain quality of durum wheat (Triticum turgidum L.) varieties in Minijar Shenkora District, Central Ethiopia. The current study revealed that the maximum grain yield of 3796.7kg ha-1 was obtained from the plots received 237 kg NPS + 102 kg urea (92N, 90P2O5, 17S) ha -1 of blended fertilizer application. keywords: application; fertilizer; ha-1; kg nps; kg urea; nps; soil; urea; wheat; yield cache: ejssd-414.pdf plain text: ejssd-414.txt item: #62 of 99 id: ejssd-424 author: YARIMO, Achalu Chimdi title: DEGREE OF ACIDITY RELATED SOIL CHEMICAL PROPERTIES AND EFFECT OF LIME RATES ON P-ADSORPTION CHARACTERISTICS OF WAYU TUKA DISTRICT, WESTERN OROMIA, ETHIOPIA date: 2022-07-29 words: 6650 flesch: 59 summary: Such study is used for estimating the optimum amount of the agricultural lime required for a given agricultural lands and to counteract soil acidity thereby raising soil pH, soil available P and improving crop production and productivity of the study area. In line with this, several studies (Chimdi, 2014; Chimdi et al., 2013; Wakene & Heluf, 2003) have been done on soil P status, dynamics and its availability as well as on the properties, severity of soil acidity in some Ethiopian Scheme 1: Mechanism of soil P adsorption on Al- oxide surface. keywords: acidity; application; chimdi; crop; kebeles; lime; percent; phosphorus; rates; soil; sorption; study; values cache: ejssd-424.pdf plain text: ejssd-424.txt item: #63 of 99 id: ejssd-434 author: Moses, Okponmwense; Archibong, Ukeme Donatus title: Assessment of Spare part Sourcing and Recycling Activities Impact on the Availability of Lead, Cadmium and Total Petroleum Hydrocarbon in Evbareke Spare Parts Market Soil in Benin City, Nigeria date: 2022-07-29 words: 5504 flesch: 48 summary: It is evaluated employing equation (1): RPP = CM−CB CM (1) Where, CM is heavy metal concentration in contaminated soil site and CB is heavy metal concentration in untouched soil at the control site. Dev., Vol. 9 (2), 2022 42 Table 5: Heavy Metals Assessment of Contaminated Soil with Respect to Control site soil and NESREA Tolerance limit as Background Values 3.2 Discussion 3.2.1 Physicochemical Characterization of Soil Samples keywords: assessment; background; cadmium; contamination; control; index; lead; metals; pollution; site; soil; table; value cache: ejssd-434.pdf plain text: ejssd-434.txt item: #64 of 99 id: ejssd-44 author: Temam, Mr. Keredin; Rao, P.V.V. Prasada; prasad, CH.Durga title: Microbial Qualities of Drinking Water and Its Public Health Implication in the Case of Adama City, Ethiopia date: 2019-05-01 words: 7839 flesch: 54 summary: As far as water quality in community storage is concern, 47.4% by TCB, 17.9% by FCB and 3.85% contaminated by E.coli while 25% and 8.3% of water sample examined from common communal point were contaminated with TCB and FCB but not E.coli. Despite the fact that there are disparities on the available data for the mortality caused by waterborne and water related diseases in different years, still 3.4 million deaths were recorded every year by water related diseases (Ashbolt, 2004; WHO, 2013). keywords: adama; area; diseases; drinking; health; point; public; quality; sample; study; system; total; treatment; water; waterborne cache: ejssd-44.pdf plain text: ejssd-44.txt item: #65 of 99 id: ejssd-455 author: Jebessa, Kena Deme title: Indigenous Democratic Governance System in the Horn of Africa: Some Reflections on the Democratic Essentials and Political Significance of Gadaa System date: 2022-07-29 words: 4813 flesch: 52 summary: When comparing Gadaa indigenous governance system with modern democratic governance, it is possible to argue that Gadaa governance system is a better option of governance. Consequently, this study clearly point out the need to amalgamate the ideology of Gadaa governance system in the constitution of the state. keywords: democracy; gadaa; gadaa governance; governance; governance system; oromo; principles; process; study; system cache: ejssd-455.pdf plain text: ejssd-455.txt item: #66 of 99 id: ejssd-458 author: Admasie, Moges; Temesgen, Tewabech; Kebede, Fasika title: Comparison of biogas productivity of calabash waste mixed in selected ratios with sheep and donkey dungs date: 2022-12-22 words: 7055 flesch: 70 summary: Biogas production The effect of calabash waste mixed with the donkey and sheep dung in the ratios 1:1, 2:1, 3:1, and 4:1 for biogas production was investigated in a 45L plastic container, using a 20-day retention period. Recommendation This study recommends mixing sheep and donkey dungs with calabash waste in the ratio of 1:1 by mass intended for biogas production from methane-generating systems., Calabash waste mixed with donkey dung in a ratio of 1:1 by mass is found to be a better alternative for the enhancement of biogas yield. keywords: anaerobic; biogas; calabash; day; digestion; donkey; dung; energy; et al; production; ratio; sheep; waste; yield cache: ejssd-458.pdf plain text: ejssd-458.txt item: #67 of 99 id: ejssd-471 author: Berihie, Girma Kibatu title: Nuclear Science and Technology as a Part of Ethiopia’s Energy Mix and Sustainable Development Strategies: exploring opportunities and challenges date: 2022-07-29 words: 5921 flesch: 42 summary: Nuclear energy development in Bangladesh: A study of opportunities and challenges. Ethiopia's current government commitment to pursue nuclear energy is also a part of efforts to reduce dependence on fossil fuels, diversify its energy sources and adapt to climate change (Amanuel, 2020). keywords: applications; development; education; energy; ethiopia; iaea; international; management; national; nuclear; power; program; science; sustainable; technology cache: ejssd-471.pdf plain text: ejssd-471.txt item: #68 of 99 id: ejssd-474 author: Kena, Eshetu Diriba; Adera, Gashaw Bekele title: Estimation of Relativistic Mass Correction for Electronic and Muonic Hydrogen Atoms with Potential from Finite Size Source date: 2022-07-31 words: 5028 flesch: 73 summary: − − − 0.00997 𝐿𝑖6 3 − − − − 0.01312 𝐵𝑒7 4 − − − − 0.01341 𝐶12 6 − − − − 0.01252 𝑍𝑛64 30 − − − − 0.01991 Table 2: The first-order relativistic mass correction for electronic hydrogen-like atoms. keywords: hydrogen; mass; size; −2𝑍𝑟; −2𝑍𝑟 𝑎0 cache: ejssd-474.pdf plain text: ejssd-474.txt item: #69 of 99 id: ejssd-479 author: Teshome, Sifan; Chemeda, yadeta Chemdesa title: Experimental Investigation on the Effect of Teff Straw Fiber and Lime on Strength and Compressibility of Black Cotton Soil date: 2022-09-21 words: 4334 flesch: 60 summary: It can be seen that at a given pressure level, the void ratio of fiber reinforced soil and fiber reinforced-lime stabilized soil (Figure 4) is lower than the natural soil. Various soil improvement techniques such as mechanical method, soil reinforcement, or adding some admixtures within the soil are commonly employed to enhance the engineering properties of soil (Diamond and Kinter, http://www.ejssd.astu.edu/ https://doi.org/10.20372/ejssdastu:v9.i2.2022.479 Sifan Teshome and Yadeta C. Chemeda Ethiop. keywords: content; fiber; lime; reinforcement; soil; straw; strength; teff cache: ejssd-479.pdf plain text: ejssd-479.txt item: #70 of 99 id: ejssd-483 author: Mehari Tesfaye, Robel; Teklemariam, Fana; Aweke, Hailemariam; Gebregwergis, Hailemariam title: Synthesis and Characterization of Silica from Awash Melkaasa Chemical Factory Waste date: 2022-07-29 words: 2896 flesch: 59 summary: Utilization of secondary agricultural products for the preparation of value added silica materials and their important applications: a review. Dev., Vol. 9 (2), 2022 65 Figure 3: The SEM images of silica micro particles in different resolution of (a) 500 µm, (b) 200 µm, and (c) 100 µm. Figure 4: XRD analysis of three samples, chemical factory waste (CFW), basic step silica microparticles (BSNP) and acidic step silica microparticles (ASNP). keywords: acid; cfw; chemical; factory; route; silica; waste cache: ejssd-483.pdf plain text: ejssd-483.txt item: #71 of 99 id: ejssd-484 author: Benti, Natei Ermias; Asfaw, Ashenafi Abebe title: Challenges and Solutions in Biogas Technology Adoption in Ethiopia: A Mini Review date: 2022-07-31 words: 10046 flesch: 49 summary: Biogas slurry can used as organic fertilizer: In contrast to composting and direct burning, biogas digester provides both fuel and fertilizer, rather than simply one or the other. The data was gathered from journals, site visits to biogas digesters, and questionnaires distributed to biogas installers. keywords: ammonia; biogas; biogas digesters; biogas technology; biomass; country; digesters; energy; et al; ethiopia; figure; methane; process; production; result; sime; source; substrate; technology; value; waste cache: ejssd-484.pdf plain text: ejssd-484.txt item: #72 of 99 id: ejssd-509 author: wordefa, Alemu kebede title: Characterization of Home-Made and Industrially Produced Niger Seed Oils by Fluorescence Spectroscopy date: 2022-12-01 words: 3090 flesch: 58 summary: All rights reserved Ethiopian Journal of Science and Sustainable Development e-ISSN 2663-3205 Volume 10 (1), 2023 Journal Home Page: www.ejssd.astu.edu.et ASTU Research Paper Characterization of Home-Made and Industrially Produced Niger Seed Oils by Fluorescence Spectroscopy Alemu Kebede , Minda Regasa Department of Applied Physics, School of Applied Natural Science, Adama Science and Technology University, P.O. Box: 1888, Adama, Ethiopia Article Info Abstract Article History: Received 06 June 2022 Received in revised form 16 September 2022 Accepted 21 September 2022 Home-made and industrially produced Niger seed oils were characterized by a fluorescence spectrometer to analyze the impact of the industrial process on the physical and chemical properties of the oil. Boiling water was added slightly and then pounded Niger seed oil into an earthen pot which was manually rotated to move the oil to the top, and the oil was separated by decantation. keywords: fluorescence; niger; oil; oils; seed; spectra; wavelength cache: ejssd-509.pdf plain text: ejssd-509.txt item: #73 of 99 id: ejssd-51 author: Doelesso, Asfaw Erbello; Shube, Hassen title: Mapping faults around Adama Town: Implication for future earthquake triggering potential date: 2019-05-01 words: 3109 flesch: 59 summary: This is one of atypical characteristics of active fault features. A combined method of fault plane analysis and stream profile index approach used to evaluate faults activity of the study area. keywords: area; faults; figure; mer; rift; stress; study cache: ejssd-51.pdf plain text: ejssd-51.txt item: #74 of 99 id: ejssd-512 author: YARIMO, Achalu Chimdi; Nesru, Aliyu Nesru; Tena, Wondwosen Tena title: Assessment of Soil Acidity and Determination of Lime Requirement under Different Land Uses in Gumer District, Southern Ethiopia date: 2023-02-02 words: 7832 flesch: 65 summary: Accordingly, the highest (10.2 t/ha) value of LR was noted in CL soil, followed by EP land (9.5 t/ha), while the lowest (4.1 t/ha) was documented in NF land soil, followed by GL (6.6 t/ha) at Badnayegor kebele. Accordingly, the highest (35.0 cmol (+) kg-1) CEC value was observed in NF soil, followed by GL (30.13), while the lowest (24.28) in CL soil, followed by EL (30.03) for Berchernamocheya kebele. keywords: acidity; badnayegor; berchernamocheya; exchangeable; high; kebeles; land; lime; soil; uses cache: ejssd-512.pdf plain text: ejssd-512.txt item: #75 of 99 id: ejssd-526 author: YARIMO, Achalu Chimdi title: Soil phosphorus adsorption characteristics and kinetics under different land use types: The case of Dire Inchine District, West Showa Zone, Oromia, Ethiopia date: 2022-12-23 words: 5138 flesch: 64 summary: Even though soil “P” sorption capacity has been studied in some of the acidic soil areas, little attention has been given to studying soil P adsorption and the kinetics process. The highest mean value of the product of biding energy and sorption maximum (Kqmax) was recorded in the soil of cultivated land (1.08 Lmg-1) followed by forest land soil (0.7313 Lmg-1), while the lowest was recorded for the soil of grazing land (0.672 Lmg-1), indicating considerable variation soil phosphorus adsorption characteristics under three land-uses. keywords: achalu; forest; grazing; land; model; order; phosphorus; soil; sorption; uses; values cache: ejssd-526.pdf plain text: ejssd-526.txt item: #76 of 99 id: ejssd-531 author: Wubetu, Getasew Admasu title: Investigation of a Lodged Bullet inside a Human Brain using Computed Tomographic (CT) Imaging date: 2023-01-30 words: 5663 flesch: 66 summary: Dev., Vol. 10 (1), 2023 43 Figure 5: Systematic illustrations of slice images of the head (from 108th up to 124th). Dev., Vol. 10 (1), 2023 46 Figure 9: Illustration of 3D CT image of skull very well demonstrating entry of the lodged bullet. keywords: brain; bullet; current; figure; images; location; slices cache: ejssd-531.pdf plain text: ejssd-531.txt item: #77 of 99 id: ejssd-540 author: Moses, Okponmwense; Ehinomen, Aimudogbe Benjamin title: Facile Ambient Air Quality Indicator Monitoring Technique for Estimating Cadmium and Lead Content in Atmospheric Dust. date: 2022-12-23 words: 5145 flesch: 61 summary: This approach to estimating the cadmium and lead in atmospheric dust deposits inside and outside each market was based on data obtained from atmospheric dust deposited on the leaves of the vegetables. Determine the important heavy metals in air dust of Zahedan, Iran Poll Res., 36 (3): 474-480. Motsara, M. R. and Roy, R. N. (2008). keywords: air; aqi; bdl; cadmium; content; dust; lead; leaves; market; quality; vegetable cache: ejssd-540.pdf plain text: ejssd-540.txt item: #78 of 99 id: ejssd-546 author: Beriso, Oumer title: Determinants of Rural-Urban Migrants’ Employment Choice in Urban Labor Market: Study from Cities in Central Oromia, Ethiopia date: 2023-02-20 words: 9034 flesch: 47 summary: In this regard, despite the complexity of city life with many challenges and limited opportunities for migrants, the lobar market situation of urban migrants has not been well explored and the different coping strategies are seldom known. In view of this, this study aims to inquire how rural-to-urban migrants participate in urban labour market in cities by categorizing urban labour market into urban employment segments so as to identify and look into what determines the choice of urban employment segments. keywords: cities; city; effects; employment; employment segments; ethiopia; labour; market; migrants; probability; schooling; self; study; youth cache: ejssd-546.pdf plain text: ejssd-546.txt item: #79 of 99 id: ejssd-60 author: Mulleta, Alemu Disassa; Kebede, Alemu; Donis, Kumsa; Tessema, Daniel title: Academic Staffs’ Motivation for Leadership Service in Higher Learning Institutions: the Case of Four Public Universities in Ethiopia date: 2019-05-01 words: 5125 flesch: 43 summary: The government also needs to introduce attractive incentive packages for the service in university leadership. Public universities in Ethiopia should introduce better systems which can ensure fairness and transparency in recruiting academic staffs for university leadership. keywords: factors; lack; leadership; percent; position; respondents; staffs; universities; university cache: ejssd-60.pdf plain text: ejssd-60.txt item: #80 of 99 id: ejssd-62 author: Patnaik, K.S.K. Rao; Alemea, Melakuu Tesfaye; Sunil, A.; Rao, Y. Rajeshwer title: Production of Bio-Diesel from Cucumis Sativus Seed oil involving Crystalline Manganese Carbonate – A Green (Nanosized) Catalyst date: 2019-02-11 words: 2198 flesch: 54 summary: [4] Y. Rajeshwer Rao, P. K. Zubaidha, J. Narender Reddy, D.D. Kondhare, S. Sushma Deshmukh, P.S. Santhoshi and Varala Ravi (2013), “Meloth riamaderaspatna seed oil: A low cost feedstock for Biodiesel production using crystalline manganese carbonate, a green catalyst”, Journal of Petroleum Technology and Alternative Fuels, Vol. 4(5), pp. 94-98 Conclusions The studies on Crystalline Manganese Carbonate as a catalyst for bio-diesel production are cited in the Literature as a potential catalyst. keywords: bio; carbonate; catalyst; diesel; manganese; oil; production; seed cache: ejssd-62.pdf plain text: ejssd-62.txt item: #81 of 99 id: ejssd-63 author: Hordofa, Alemu Kebede title: Application of Laser Induced Breakdown Spectroscopy as an Alternative Method for Identification of Quality of Gold Alloys date: 2019-02-11 words: 2389 flesch: 59 summary: Emission spectra of different gold alloys Figure 3. Gold Karat versus corresponding atomic line intensity to background Figure 5. keywords: alloys; atomic; gold; intensity; ionic; karat cache: ejssd-63.pdf plain text: ejssd-63.txt item: #82 of 99 id: ejssd-65 author: Yilam, Getinet; Kumar, Dileep title: Machine Learning Prediction of Human Activity Recognition date: 2019-02-11 words: 3429 flesch: 55 summary: [14] O. D. Lara and M. A. Labrador, A mobile platform for real time human activity recognition, in IEEE Conference on Consumer Communications and Networks, 2012. Activity recognition can be used to provide information about patients’ routines to support the development of e-health systems, like Ambient Assisted Living (AAL). keywords: activity; data; learning; machine; recognition; science; sensors; technology cache: ejssd-65.pdf plain text: ejssd-65.txt item: #83 of 99 id: ejssd-66 author: G. Deressa, G. title: Synthesis and Luminescent Characteristics of (Ca4-x-yzBaySrz)(PO4)2O:xEu2+ Phosphors as a Potential Application for White-Light Emitting Diode date: 2019-02-11 words: 4104 flesch: 63 summary: This indicate that the lattices of (Ca2.95 Ba0.50 Sr0.50) (PO4)2O host combined from an expanded Ba-O/Sr-O and contracted Ca-O bonds which create different environments around the sites of Eu2+ ions doped in the lattice of (Ca2.95 Ba0.50Sr0.50)(PO4)2O phosphor and cause for the blue shifts and spectral broadening of Eu2+ activated (Ca2.95 Ba0.50 Sr0.50) (PO4)2O phosphors (Setlur et al., 2010; Im et al., 2010). Spectral broadening of blue (Sr, Ba)5 (PO4)3Cl: Eu2+ phosphors by changing Ba2+/Sr2+ composition ratio for high color rendering index, J. Lumin. keywords: adama; deressa; emission; eu2; ions; phosphor; science cache: ejssd-66.pdf plain text: ejssd-66.txt item: #84 of 99 id: ejssd-67 author: Tufa, Shelema Regasa title: Oromo Indigenous Knowledge: Past experiences, current situation & future prospects for promoting sustainable sociopolitical development in Ethiopia date: 2019-02-11 words: 8338 flesch: 42 summary: Dev., 5 (1), 2018 80 © Adama Science & Technology University https://ejssd.astu.edu.et Journal of Oromo studies, 1(2): 47-53 Levine, D. N. (2007), “Oromo narratives”, Journal of Oromo studies, Vol. 14, p, 43-63 Lewis, H.S, (1994), “Aspects of Oromo Political culture” The journal of Oromo studies, 1 (2): 53-59 Matsuda, Ch. (2005), “Teaching Ethnic Divergence: Examining the History and Effects of Linguistic Oppression in Ethiopian Education”, Oromo study association proceedings: developing knowledge and promoting justice, Washington, D. C, Blackburn center, Howard university, p, (20- 28) Meadwell, H. (1994) Keywords: Indigenous knowledge, Critical social theory, Oromo people, sociopolitical development 1. keywords: adama; dev; ethiop; knowledge; oromo; regasa; science; shelema; social; sustain; technology; theory; university cache: ejssd-67.pdf plain text: ejssd-67.txt item: #85 of 99 id: ejssd-68 author: Tumsa, Nigatu; Degefu, Tulu; Belay, Zerihun title: Assessment of Hepatitis B Virus and Associated Risk Factors Among Pregnant Women Attending Antenatal Care at Arsi University Asella Referral and Teaching Hospital, Ethiopia date: 2019-02-11 words: 5191 flesch: 52 summary: and Olatinwo, A. (2011): Hepatitis B virus infection among pregnant women in North Eastern Nigeria. International Journal of Epidemiology, 17(4): 874-9. Tsegaye Yohanes, Zerihun Zerdo and Nega Chufamo. (2016): Seroprevalence and predictors of hepatitis B virus infection among pregnant women attending Routine Antenatal care in Arbaminch hospital south Ethiopia. keywords: factors; hbsag; hbv; hepatitis; infection; prevalence; risk; study; university; virus; women cache: ejssd-68.pdf plain text: ejssd-68.txt item: #86 of 99 id: ejssd-69 author: Mekuria, Bizuayehu; Debelo, Daniel Getahun title: Prevalence of Human Immunodeficiency Virus among Tuberculosis Patients Visiting Metehara Sugar Factory Hospital, Oromia Regional State: date: 2019-02-11 words: 5581 flesch: 57 summary: Table 4: Prevalence of HIV infection among TB patients by their marital status and sex at Metehara Sugar Factory Hospital from March 2012 to April 2017 (N = 218) Dev., 5 (1), 2018 112 © Adama Science & Technology University https://ejssd.astu.edu.et Table 5: Prevalence of HIV infection among TB patients by occupational status and sex at Metehara Sugar Factory Hospital from March 2012 to April 2017 (N = 1028) keywords: adama; daniel; ethiopia; hiv; hospital; infection; patients; prevalence; science; study; tuberculosis cache: ejssd-69.pdf plain text: ejssd-69.txt item: #87 of 99 id: ejssd-70 author: Patnaik, K.S.K. Rao; Alemea, Melakuu Tesfaye; Rani, M. Usha; Rao, Y. Rajeshwer title: Comparison Studies of Bio-Diesel Production from Seed Oils Through a Sustainable Catalyst date: 2019-02-11 words: 2015 flesch: 52 summary: In search for alternative non-edible feed stocks, GuizotiaAbyssinica and CucumisSativus seed oils were found to be potential feed stocks for the synthesis of Bio-Diesel through transesterification process using Crystalline Manganese Carbonate as catalyst. Dev., 5 (1), 2018 128 © Adama Science & Technology University https://ejssd.astu.edu.et CucumisSativus seed oil it took 180 min to achieve 86% yield. keywords: biodiesel; catalyst; oil; oils; production; seed; technology cache: ejssd-70.pdf plain text: ejssd-70.txt item: #88 of 99 id: ejssd-71 author: Mosisa, Abiot; Gutema, Kassaye title: Students’ Learning Style Preferences vis-à-vis their Academic Achievements in EFL classes date: 2019-02-11 words: 5268 flesch: 64 summary: Types of learning style Students’ Thus, the researchers used these intervals to see the relationship between students’ learning style preferences and their EFL achievements. Methods of data analysis Descriptive statistics was used to see the mean and standard deviation differences among the students’ Perceptual learning style preferences. keywords: item; learning; learning style; preferences; students; style; university cache: ejssd-71.pdf plain text: ejssd-71.txt item: #89 of 99 id: ejssd-72 author: Negera, Defaru title: Physicochemical characteristics analysis in Niger seed edible oil (Adama) and Linseed edible oil (Bishoftu) date: 2019-02-11 words: 5022 flesch: 59 summary: Niger oil can be used for birth control and treatment of syphilis. 153 © Adama Science & Technology University https://ejssd.astu.edu.et Ethiopian Journal of Science and Sustainable Development (EJSSD) p-ISSN 1998-0531 Volume 5 (1), 2018 Physicochemical characteristics analysis in Niger seed edible oil (Adama) and Linseed edible oil (Bishoftu) Defaru Negera School of Applied Natural Science, Applied Chemistry Program, Adama Science and Technology University, Adama P.O. Box 1888, Adama, Ethiopia E- mail: defarunegera@gmail.com keywords: acid; adama; determination; linseed; niger; oil; oils; peroxide; science; value cache: ejssd-72.pdf plain text: ejssd-72.txt item: #90 of 99 id: ejssd-77 author: Biru, Teshome Geremew; Tassew, Dawit Abate title: Association of coffee bean defects with ochratoxin A contamination in the samples originated from Ethiopia date: 2019-05-01 words: 6650 flesch: 59 summary: In worst case this segment of the local community was even forced to make coffee beverage from the husk (skin) of coffee cherry as an alternative to coffee beans (Abu, 2015) Coffee bean defects are described as foreign materials of non-coffee (e.g., stones/sticks) and non- bean origin (e.g., husks/hulls), abnormal beans regarding shape and visual appearance, such as black beans or any defect that impairs brewed coffee taste and flavor (Leroy et al., 2006). Dev., Vol. 6 (1), 2019 72 Correlation analysis of coffee bean defect point and OTA concentration in coffee bean samples indicated significant correlation between bean defect point and OTA concentration (r = 0.56, p < 0.00). keywords: beans; coffee; coffee beans; contamination; defect; dna; fungal; husk; market; ota; samples; study cache: ejssd-77.pdf plain text: ejssd-77.txt item: #91 of 99 id: ejssd-79 author: Chemeda, yadeta Chemdesa; Abdela, Kemal title: Prediction of bearing capacity of fine grained soils from field Dynamic Cone Penetration reading date: 2019-05-01 words: 3968 flesch: 60 summary: The soil index properties and tri-axial tests to determine the shear strength parameters were performed on soil samples extracted from different pits. The in situ field test can avoid some of the problems of sample disturbance associated with the extraction of soil samples from ground. keywords: bearing; capacity; dcp; figure; qall; soil; test cache: ejssd-79.pdf plain text: ejssd-79.txt item: #92 of 99 id: ejssd-80 author: Getahun, Dr. Daniel; Keno, Etana Tadesse title: ATTITUDES AND PERCEPTIONS OF THE LOCAL COMMUNITY TOWARDS YAYO COFFEE FOREST BIOSPHERE RESERVE, ILU ABBA BORA ZONE OF OROMIA NATIONAL REGIONAL STATE date: 2019-05-01 words: 6744 flesch: 51 summary: Other sources of conflict in coffee forest management include the absence of community participation during demarcation, prohibition of access to forest and non- timber forest products, how to manage coffee forest, increasing coffee price, increasing population pressure, lack of grazing area, and confiscation of people’s land during demarcation (Zewdie, 2010). Issues of natural resource management including coffee forest management are monitored at kebele level. keywords: area; biosphere; biosphere reserve; coffee; coffee forest; community; conflict; conservation; forest; management; people; reserve; resources; respondents; yayo cache: ejssd-80.pdf plain text: ejssd-80.txt item: #93 of 99 id: ejssd-84 author: Deti, Hailu Beyecha title: The Achievements and Challenges of Kaizen Implementation: A Case Study on Asela Malt Factory date: 2019-09-09 words: 3681 flesch: 49 summary: Journal Home Page: www.ejssd.astu.edu.et ASTU Research Paper The Achievements and Challenges of Kaizen Implementation: A Case Study on Asela Malt Factory Hailu Beyecha*, Habtamu Beri School of Mechanical, Chemical and Materials Engineering, Department of Mechanical Design and Manufacturing Engineering, Adama Science and Technology University, P.O. Box: 1888, Adama, Ethiopia * Corresponding author, e-mail: beyechahailu@yahoo.com However, Kaizen implementation uses various techniques known as “Kaizen toolbox”. keywords: diagram; factory; implementation; improvement; kaizen; management; respondents; study; table cache: ejssd-84.pdf plain text: ejssd-84.txt item: #94 of 99 id: ejssd-87 author: Hatsey, Niguss Haregot title: After Effect of Pump Supply Disruption date: 2019-09-09 words: 4024 flesch: 67 summary: However, in most cases delay time is not constant and considering delay time as a constant in a dynamic system is not realistic. If the 1 year delay is considered as a special incident, the likelihood of delay time varies from 1 week to 2 months ranges. keywords: cost; delay; downtime; loss; probability; pump; supply; time cache: ejssd-87.pdf plain text: ejssd-87.txt item: #95 of 99 id: ejssd-88 author: Likisa, Kumsa Donis title: The Causes and Challenges of Students’ Drug Abuse in Higher Learning Institutions: a Comprehensive Review of Related Literature date: 2019-09-09 words: 8885 flesch: 49 summary: Factors at individual level include having a family history of drug abuse, which may genetically predispose a person to drug abuse, curiosity (thirst for adventure), early experience with alcohol and drug use during adolescence–while the brain is still developing, personality characteristics such as conscientiousness and agreeableness, high level of emotional liability and impulsivity. College student drug prevention: a review of individually-oriented prevention strategies. keywords: abuse; alcohol; challenges; college; college students; drug; drug abuse; drug use; ethiopia; factors; health; prevalence; students; study; substance; substance abuse; substance use; university; university students cache: ejssd-88.pdf plain text: ejssd-88.txt item: #96 of 99 id: ejssd-92 author: Urgessa, Olyad Erba; Itana, Duguma Dibbisa; Raga, Tamiru Oljira title: Extraction of Papain from Papaya (Carica papaya L.) Fruit Latex and Its Application in Transforming Tannery Raw Trimming date: 2019-09-09 words: 6407 flesch: 56 summary: Dev., Vol. 6 (2), 2019 27 and 1:0.5 ratio of extract to t-butanol, papaya fruit peel bottom phase showed higher purification fold and activity recovery (15.8, 253.5%) , respectively, than that of intermediate phase purification fold and activity recovery (4, 4%), respectively. At its optimized parameters, the intermediate phase of TPP showed 94.14 % of protease activity recovery and 8.31 purification fold. keywords: activity; butanol; crude; extract; fold; gelatin; papain; phase; protease; purification; recovery cache: ejssd-92.pdf plain text: ejssd-92.txt item: #97 of 99 id: ejssd-93 author: Urgessa, Olyad Erba title: Column Chromatography purification and evaluation of In Vitro Antioxidant Activity of Flavonoid from Some Selected Citrus Fruit Peels date: 2019-09-09 words: 5560 flesch: 55 summary: A strong correlation between flavonoid enriched extracts of citrus fruit peel and antioxidant activity was failed to demonstrate by regression analysis. In conclusion, antioxidant activity of flavonoid enriched extracts of citrus fruit peels was confirmed. keywords: activity; antioxidant; citrus; dpph; ethanol; extracts; flavonoid; fruit; orange; peel; scavenging cache: ejssd-93.pdf plain text: ejssd-93.txt item: #98 of 99 id: ejssd-94 author: asnake, Degaga tesfaye title: Practices Practices and Challenges of Corporate Social Responsibility in Dangote Cement Factory: Adaha Berga District, West Shoa Zone, Oromia Regional State date: 2019-10-03 words: 4570 flesch: 42 summary: Environmental corporate social responsibility of Brewery Firms in Ethiopia. Furthermore, the findings indicated that lack of commitment on the part of the factory’s top management and over-ambitious expectations on the side of the local community were the major challenges to implement corporate social responsibility. keywords: business; cement; communities; company; csr; employment; factory; management; responsibility; social; study cache: ejssd-94.pdf plain text: ejssd-94.txt item: #99 of 99 id: ejssd-96 author: Rahmon, Rauf Oyedokun; Jimoh, Abdullahi Alao title: Compressive Strength Characteristics of Ara and Apado Nigerian Timber Species date: 2019-09-09 words: 3761 flesch: 58 summary: It was found that the maximum stress of Ara timber is higher than that of Apado, since ultimate stress of the material depends on its strength; hence Ara timber is of higher strength compared to Apado timber.  The continuous equation for Ara timber was 𝜎 = 47.882−0.009𝜆 and that of Apado timber was 𝜎 = 17.211−0.007𝜆.  keywords: apado; ara; engineering; reliability; species; strength; timber cache: ejssd-96.pdf plain text: ejssd-96.txt