METHOD FOR PROCESSING BIOMASS INTO SOIL IMPROVING AGENT, FERTILIZER, OR PLANT GROWTH SUBSTRATE Russian patent published in 1995 - IPC

FIELD: agriculture. SUBSTANCE: method involves natural decomposition of piled biomass covered with some organic material chopped to size of sawdust. The cover thickness must be sufficient to entrap all volatile substances evolving in the process of decomposition. The organic cover material may be wood, bark, straw or stalks of corn, sunflower, millet, artichokes, clover, alfalfa, elephant grass, cotton plants, sugar cane and/or dry solid phytomass residues. EFFECT: more efficient method. 20 cl, 2 dwg