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1.农作物→食用菌→农作物。即利用农作物秸杆栽培食用菌;收获食用菌后的菌渣还田作肥料。 2.农作物→食用菌→沼气→农物作。同1.菌渣用于生产沼气,沼水沼渣还田作肥料。
1. Crops → edible mushrooms → crops. That is, the use of crop straw cultivation of edible mushrooms; mushroom residue after harvest of edible fungi as fertilizer. 2. Crops → edible mushrooms → biogas → crops for farming. With 1. Bacteria residue for the production of biogas, biogas residue residue for fertilizer.