id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-71536	Kaila, Armi; Hänninen, Pentti	Response of ley plants to rock phosphate and superphosphate	1960	10	.pdf	application/pdf	4201	280	66	A great deal of attention has been paid to the factors affecting the dissolution of rock phosphate phosphorus in soils. Probably also the microorganisms of the rhizosphere, known to be able to solubilise apatite (26) assist in the uptake of rock phosphate phosphorus.	cache/afs-71536.pdf	txt/afs-71536.txt