鱼种在11月上、中旬并池越冬后,鱼种池要到次年5月上、中旬才又用来培育鱼种,空闲期长达半年。充分利用其囤养初冬起捕的还未达到上市规格的成鱼,在早春水温逐步升高以后的2～3个月内,每尾可增重150～250克,到4～5月市场短缺淡水鱼时销售,可获得高效益。 Fish species in November, mid and pool wintering, fish ponds to the following year in May, mid-and then used to cultivate fish species, the idle period of up to six months. Make full use of its storage of early winter catch has not yet reached the market size of adult fish in the early spring water temperature gradually increased after 2 to 3 months, each can increase the weight of 150 to 250 grams, to 4 May market shortages Freshwater fish for sale, can be highly effective.