成鱼池设置网箱养殖黄颡鱼试验

Trial on the Cage Culture of Pelteobagrus fulvidraco

为探索黄颡鱼的人工养殖方法及网箱养殖的经济效益,在2 3hm2的成鱼养殖池内设置规格为5m×4m×2m的网箱3口,共投放规格为22 6g/尾的黄颡鱼6000尾,采用自制配合饲料,经过200d饲养,共起捕黄颡鱼775 5kg,获纯利9672 1元,投入产出比1∶2 08,平均饵料系数2 05。

In order to explore the way of artificial rearing of Pelteobagrus fulvidraco and probe into the economic benefits of cage culture of Pelteobagrus fulvidraco,3 net cages were set up in adult fish pond which covers an area about 23 hm2.The size of the net cage is 5 m×4 m×2 m.Using formulated diet,6000 Pelteobagrus fulvidraco with an aveage intial weight of 226 g were randomly divided into 3 net cages in feeding trail for 200 dWe gained 7755 kg of Pelteobagrus fulvidraco .The profits was 96721 YuanThe proportion of cost to gains was 1∶208The average feed conversion ratio(FCR)was 205