PROCESS FOR PRODUCING BIOHUMUS OF INCREASED MICROELEMENT CONTENT

摘要

Microelement levels in biohumus are increased by an admixt. of 20 wt.% red-sludge, ex. alumina prodn. and 5-10 wt.% of a cpd. contg. at least 40 wt.% of CaCO3, to organic materials of vegetable origin. - Conversion of this mixt. to humus is carried out by Eisemia foetidex Swig worms