【摘要】 在水库上设置4只网箱,放养全长5 .3～6 .0 cm的斑点叉尾鱼回,投喂粗蛋白含量为34.5 7%的配合饲料,饲养期5 6 d,斑点叉尾鱼回规格达16 .1cm。鱼种试验成活率92 .6 7% ,总利润16 10 0 .8元,饲料系数2 .15 ,投入产出比1∶1.93。更多还原

【Abstract】 The fries of Leiocassis longirastris with the size of 5.3~6.0 cm in total length were raised with mixed feed contented 34.57% protein in four cages in reservoir. Fifty-six days after rising, the fish size reached 16.1cm with 92.67% of survival rate. The profit of the raising was 16100.8Yuan with 2.15 of feed coefficient, 1:1.93 of the input-output rate.更多还原