| 摘要 |
A fermentation equipment of livestock excretions is provided to ferment a large amount of livestock excretions continuously and sufficiently within a short time and have low installation expense and maintenance expense. A fermentation equipment of livestock excretions ferments livestock excretions to produce a fertilizer and includes a fermentation tank(10) having a drain(15) at one lower side thereof. The fermentation tank comprises: a chaff layer(20) in which an oxygen discharge pipe(21a) having oxygen outlets(22) at regular intervals is embedded, and which is placed inside the fermentation tank and contains aerobic microorganism powder; a wood chip layer(30) which is placed on the chaff layer and in which aerobic microorganisms are cultured; a gravel layer(40) which is placed on the wood chip layer; and an excretion discharge pipe(41a) which is placed on the gravel layer and has excretion outlets(42) at regular intervals. Further, the plurality of fermentation tank are installed in series or in a row. |
