近年来,有不少养鱼户探索用猪粪、沼液、沼渣喂鱼的方法,都获得了理想的效果。实践证明,用这些方法喂鱼起码有很大好处,特别是用猪粪养鱼。一是刚排出的粪便污染小,营养丰富,可供鱼直接食用,鱼爱 In recent years, many fish farmers to explore the use of pig manure, biogas slurry, biogas feed fish, have achieved the desired results. Practice has proved that the use of these methods at least have great benefits to fish, especially with pig manure fish. First, just excretion of small excrement pollution, nutrient-rich, available for direct consumption of fish, fish love