用沼肥(含有沼渣、沼液)养鱼,是将沼肥施入鱼塘,为水中的浮游动、植物提供营养,增加鱼塘中浮游动、植物产量,丰富滤食性鱼类饵料的一种饲料转化技术。沼肥养鱼有利于改善鱼塘生态环境,增产幅度可达12%,提高优质鱼比例。沼肥施入鱼塘,不再发酵,降低了泛塘死鱼的可能性, The use of biogas (including biogas residue and biogas slurry) to feed the fish is to apply the biogas fertilizer to the fish ponds to provide nutrients to the floating plants and water in the pond, to increase the floating and yield of the fish ponds and to enrich the food of the filter feeders A feed conversion technology. Biogas fermented fish helps to improve the ecological environment of fish ponds, increasing the yield by 12% and raising the proportion of high-quality fish. Biogas into the fish ponds, no longer fermented, reducing the possibility of Pan Tong dead fish,