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[病例625]湖北荆州夹竹园镇,一口12亩的草鱼土塘(图1),平均水深2.2米,有两台3kW的叶轮增氧机。剩余存塘草鱼15000斤,鲫鱼5000斤,花白鲢若干。草鱼规格3-5斤/尾,鲫鱼0.3-0.6斤/尾。 &nbs ...
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