id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-71997	Törmälä, Timo	Numbers and biomass of soil invertebrates in a reserved field in central Finland 	1979	16	.pdf	application/pdf	6683	521	72	Introduction During the last fifteen years far more quantitative studies of soil animals have been published than earlier. The main reason for this is, in addition to the better understanding of the importance of soil animals in litter break-down processes, in the rapid developement and evaluation of extraction methods (e.g. Phillipson 1971).	cache/afs-71997.pdf	txt/afs-71997.txt