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益阳市长春乡杨树村1985年冬利用底洼湖田新开鱼池39.86亩,当年夺得了成鱼亩产505公斤的好成绩。除去成本,亩平纯收入619.8元,户平纯收入2767.25元,创我市新开鱼池产量的最高水平。其措施主要是:1、彻底清塘消毒,施足基肥,培肥水质。每亩用生石灰75公斤彻底清塘消毒,并根据新塘底质差,不易肥的情况,采取一次施足基肥,每亩施足人畜肥1500公斤,做到了肥水下鱼种,使鱼种下塘后能得到充足的天然饵料。 2、根据饵肥条件,合理搭配,共投放16厘米左右大规格鱼种44410尾,亩平放鱼种1148尾,重72.64公斤,他们根据肥料来源广的条件,以放滤食性鱼类为主,其中滤食性鱼占61.8％;草食性鱼类13％;杂食性鱼类26.2％,充分利用了水
Yangshu Village, Changchun Township, Yiyang City In winter 1985, a total of 39.86 mu of newly opened fish ponds in Chewahutian were used, which won a good grade of 505 kg per mu. Remove the cost, Mu Ping net income of 619.8 yuan, flat net income of 2767.25 yuan, creating the city’s new open fish pond production of the highest level. The measures are: 1, thorough disinfection of ponds, Shizujifei, fertilizer water quality. 75 kg per acre with lime thoroughly Qingtang disinfection, and according to Xintang poor quality, not easy to fat situation, to take a Shizujifei, per acre Shizhu livestock and poultry 1500 kg, so that fertilizer underwater species, the fish under Pond can get enough natural food. 2, according to bait conditions, a reasonable match, put a total of 44,410 large size fish about 16 cm tail, mu flat lay 1148 fish species, weighing 72.64 kg, according to their wide sources of fertilizer to filter fish feeding mainly , Of which 61.8% were filter feeders, 13% herbivores, and 26.2% omnivores, making full use of water