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PROCESS FOR PRODUCING COMPOST BASED ON PIG MANURE BASIC MATERIAL, WITH HIGH ORGANIC MATERIAL CONTENT AND HAVING STIMULATING AND ALTERNATIVELY SOIL IMPROVING EFFECT, BY UTILIZING KERATINE-CONTAINING MATERIALS OBTAINED IN SLAUGHTERHOUSES
PROCESS FOR PRODUCING COMPOST BASED ON PIG MANURE BASIC MATERIAL, WITH HIGH ORGANIC MATERIAL CONTENT AND HAVING STIMULATING AND ALTERNATIVELY SOIL IMPROVING EFFECT, BY UTILIZING KERATINE-CONTAINING MATERIALS OBTAINED IN SLAUGHTERHOUSES
