青饲料养鱼可弥补精饲料不足,降低养鱼成本,提高养殖效益。青饲料养鱼,在生产实践中应注意以下几个问题。1、选择优良的青饲料品种。目前常见的优良青饲料有黑麦草、苏丹草、苦荚菜、象草、串叶松香菜、浮萍等。不同的青饲料具有不同的营养价值,有的甚至差异很大。选择优良的。青饲料品种非常 Green feed fish can make up for lack of concentrate feed, reduce fish costs, improve farming efficiency. Green feed fish, in production practice should pay attention to the following questions. 1, choose a good variety of green fodder. At present, the common good green feed are ryegrass, sudangrass, bitter pod, grassy weed, cloverleaf parsley, duckweed and the like. Different green fodder has different nutritional value, some even very different. Choose excellent. Green fodder varieties