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成鱼塘套养鱼种的做法成鱼塘套养鱼种，就是在塘中同时放养大、中、小三种规格的鱼种。其做法是。１．放养鱼种的规格：成鱼塘第一次开始或年初放养时，同放大、中、小三种规格的鱼种。草、鲢、鳙、鲮鱼种大规格每尾重１００～２００克，中规格每尾重５０～６０克，小规格...
Into the practice of fish ponds into fish ponds into fish species, is in the pond at the same time stocking large, medium and small three kinds of species. Its practice is. 1. Fish stocking specifications: into the first pond when the stocking or beginning of the year, with the enlargement, medium and small three kinds of species. Grass, silver carp, bighead carp, bighead carp big size of each tail weighs 100 ~ 200 grams, the specifications of each tail weigh 50 ~ 60 grams, small size ...