id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-5629	KÄNKÄNEN, H.; KANGAS, A.; MELA, T.	The effect of incorporation time of different crops on the residual effect on spring cereals	1999	14	.pdf	application/pdf	8325	365	67	Grain yields pre- sented below are calculated as the means over N fertilization levels, because N fertilization nor- mally increased the grain yield in spite of other treatments. Statistical significances of the main effects of the treatments and their interactions on grain yield of 1st year test crop (spring barley) and 2nd year test crop (oats).	cache/afs-5629.pdf	txt/afs-5629.txt