80:20池塘养殖鲫鱼试验

Rearch on the pond breeding aphyocypris in the proportion 80:20

采用 8 0 :2 0池塘养殖鲫鱼模式 ,利用三个鱼塘 ,由鱼苗养到鱼种喂养 1 0 6天 ,主养鱼已从当初的 0 .9g长到平均尾重 64g ,饵料系数为 1 .5 ,成活率是 95 %,平均每公顷产量 1 1 490kg。其中 ,鲫鱼 90 30kg ;白鲢 2 4 60kg。平均每公顷纯收入 1 0 635元。

The author adopted the model of pond breeding aphyocypris in the proportion 80:20,utilizing three ponds.Breed baby fishes for 106 days and they have grown from 0.9g to 64g each in everage.The feed coefficient was 1.5,the survival rate was 95%,and the output was 11,490kg per hectare.There were 9,030kg of aphyocypris and 2,460kg of hypophthalmichttys in them.The net income was 10,635 yuan per hectare.