id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-71570	Mäkitie, Osmo	On the cobalt/nickel ratio in arable soils	1962	5	.pdf	application/pdf	1940	176	75	Quantitative spectrographic determination of minor elements in soil samples. Such relatively low values are observable, for example, in muddy clays, muds and lake muds, and generally in peat soil types, the very soil types in which cobalt deficiency has mostly been found.	cache/afs-71570.pdf	txt/afs-71570.txt