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在2.13 hm2的池塘中投放平均体质量370 g的奥尼罗非鱼鱼种34 000尾,经124 d养殖,奥尼罗非鱼平均1.12 kg/尾,最大为1.81 g/尾,平均体长29.3 cm,最大为35.5 cm。奥尼罗非鱼产量38 050 kg,总产值30.9万元,获利9.1万元,经济效益显著。选用良种是基础,投喂优质饲料是关键。
In the pond of 2.13 hm2, 34 000 tilapia individuals with the average body weight of 370 g were dug at 124 d, with the average tuna population being 1.12 kg / tail and the maximum being 1.81 g / tail with average body length 29.3 cm, up to 35.5 cm. Oreochromis niloticus production 38 050 kg, the total output value of 309,000 yuan, 91,000 yuan profit, significant economic benefits. Selection of seed is the basis for feeding high-quality feed is the key.