id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-71543	Kaila, Armi	Fertilizer phosphorus in some Finnish soils	1961	9	.pdf	application/pdf	3783	209	62	Soil phosphorus fractions in some representive soils. It seems that the fractionation method developed by Chang and for the estimation of discrete forms of soil phosphorus is not quite satisfactory for tracing the fertilizer phosphorus in soils recently dressed with phosphates.	cache/afs-71543.pdf	txt/afs-71543.txt