id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-72003	Kivisaari, Simo	Effect of moisture and freezing on some physical properties of clay soils from plough layer 	1979	88	.pdf	application/pdf	35979	1899	69	In the same Wollny’s annal, Ulrich (1897/98) points out the significance of salt concentration on the freezing point of soil water, and notes that different salts affect the soil differently. Thus, he wonders what the real effects of salt concentrations on the subcooling of soil water are.	cache/afs-72003.pdf	txt/afs-72003.txt