论文部分内容阅读
2001年6月～2002年6月,在0 53hm2池塘中进行了鲤鱼夏花直接养成商品鱼试验。7月初放养鲤鱼夏花1 7万尾,鲢春片鱼种1680尾,鳙春片鱼种440尾,越冬后于翌年6月末出塘销售,避开集中上市时间,商品鱼价格提高了0 8～1 0元/kg,利润70792 45元/hm2,投入产出比为1:1 67,经济效益明显提高。
From June 2001 to June 2002, carp summer flowers were directly cultivated in 0 53 hm 2 ponds to test commercial fish products. At the beginning of July, 170,000 carp summer flowers, 1680 silver carp breed spring fish and 440 sedge snapper fish were collected and sold at the end of June of the following year after winter, avoiding the time-to-market and the price of fish raised by 0 8 ~ 10 yuan / kg, profit 70792 45 yuan / hm2, input-output ratio of 1: 1 67, significantly increased economic benefits.