id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
amq-627	Costantini, E.A.C.; Angelone, M.; Napoli, R.	SOIL GEOCHEMISTRY AND PEDOLOGICAL PROCESSES. THE CASE STUDY OF THE QUATERNARY SOILS OF THE MONTAGNOLA SENESE (CENTRAL ITALY) 	2002	10	.pdf	application/pdf	6856	267	57	MMnn CCrr PPbb ZZnn OO..MM.. CC..EE..CC.. CCllaayy ppHH Holocene soil horizons Mean 745 18039 757 8886 1896 664 46.1 12.3 41.9 1.23 8.06 12.6 5.26 Number of data 18 18 18 18 18 18 18 18 17 16 11 18 17 Upper and Middle Pleistocene soil horizons Mean 351 26402 1870 17115 4398 802 73.4 21.6 67.6 0.31 11.2 28.9 5.78 Number of data 20 20 20 20 20 20 20 20 20 11 18 20 20 Lower Pleistocene soil horizons Mean 347 39159 1767 14771 2276 276 103 38.4 74.4 0.39 10.4 35.9 6.95 Number of data 29 29 29 29 29 29 29 29 29 26 26 29 29 Table 4 - Element concentration in soil horizons of different estimated age (ppm) compared to main chemical values; elements, pH and clay are significantly different for soil age with the Kruskal-Wallis test with p<0.001, C.E.C. and O.M. with p<0.05. However this trend was not uniform in all cases, pointing out that their re-distribution in soil horizons can be related to different pedogenetic processes.	cache/amq-627.pdf	txt/amq-627.txt