id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-85221	Keres, Indrek; Alaru, Maarika; Eremeev, Viacheslav ; Talgre, Liina; Luik, Anne; Loit, Evelin; KERES, INDREK	Long-term effect of farming systems on the yield of crop rotation and soil nutrient content	2020	12	.pdf	application/pdf	7637	345	60	This article discusses the long-term effects of organic and mineral fertilisers on soil P, K and pH level dynamics in organic and conventional farming sys- tems over 10 years. PK-balance in the soil of different treatments Since cover crops and red clover biomass and straw of other crops were not removed from the field, the values of these data were not accounted for in the balance calculation of soil P and K (Table 4 and 5).	cache/afs-85221.pdf	txt/afs-85221.txt