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在水库中网箱养殖青鱼 ,以新鲜螺蛳为饵料 ,4 8m2 网箱共产青鱼 16 81 5kg ,平均单产 35kg/m2 ,饵料系数为 31 5 ,利润 1 3万多元 ,投入产出比为 1∶1 6 8。
Crocodile breeding herring in the reservoir, with fresh snails as bait, 4 8m2 cages of common herring 16 81 5kg, the average yield of 35kg / m2, bait coefficient of 31 5, the profit of more than 130,000 yuan, the input-output ratio of 1: 1 6 8.