id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-71546	Heinonen, Reijo	On the pre-treatment of samples of heavy clay soil for determinations by the pressure membrane apparatus	1961	6	.pdf	application/pdf	1505	72	56	Temperature: + 20°C Time under pressure: 3 days Size of soil samples: 4—7 g Thickness of the soil layer after pressing: I—3 mm; in finely ground samples: I—21 —2 mm Replicates: 3 or more; in different batches Preliminary soaking; 1 day unless otherwise stated. The effect of soaking time and grinding intensity on the 8-bar percentage of Subsoil No. 744. 158 Conclusions The method of pre-treatment of soil samples should be chosen in each case according to the purpose of study, keeping in mind the slow reversibility of the wetting undergone by heavy glacial clay.	cache/afs-71546.pdf	txt/afs-71546.txt