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1990-1992年在养殖草鱼、鲂、鲫等成鱼的网箱中,利用引诱箱外野杂鱼入箱供鳜摄食的方法搭养鳜1992年搭养网箱,面积4733m ̄2,其中3367m ̄2网箱放养老口鳜,其余放养仔口鳜。老口鳜放养密度为每箱(66m ̄2)5尾,规格74-150g/尾,经193-330天养殖,箱产商品鳜2.6kg,平均规格598g/尾,成活率85%,箱增产值261.7元,箱增利润216.7元。仔口鳜放养密度每箱10-20尾,规格11cm以上,经105天养殖,平均箱产鳜0.9kg,平均规格95.5g/尾,平均成活率78.5%。
1990-1992 in the breeding of grass carp, 鲂, crucian carp and other adult cages, the use of bait boxes outside the wild trash into the box for feeding method 搭 1992 rearing cages, an area of 4733m ~ 2, of which 3367m ~ 2 cage stocking old mouth 鳜, the remaining stocking 口 mouth 鳜. The stocking density of the old mouth 为 per box (66m ~ 2) 5, size 74-150g / tail, by 193-330 days breeding, box product 鳜 2.6kg, the average size of 598g / tail, the survival rate of 85% Increase output value 261.7 yuan, box profit 216.7 yuan. Aberdeen 鳜 stocking density of 10-20 per case tail, specifications 11cm above, after 105 days of breeding, the average production 鳜 0.9kg, the average size of 95.5g / tail, the average survival rate of 78.5%.