Device for pretreating excrement of livestock and poultry farm by using composite aerobic microorganisms
The utility model discloses a device for pretreating excrement in a livestock and poultry farm by using composite aerobic microorganisms, and relates to the technical field of solid wastes. The device comprises a treatment cylinder, an aerobic microorganism main body, a treatment box and an electric...
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Format: | Patent |
Sprache: | chi ; eng |
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