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3座面积分别为22、13.5、9.5hm2的小(Ⅱ)型水库,通过采用清库去杂、合理放养鱼种、充分利用当地猪粪等综合精养措施,单产7590、6360、6900kg/hm2,利润43.29、21.53和12.27万元。分析讨论了猪粪养鱼过程中应当注意的技术问题。
Three small reservoirs (Ⅱ) with area of 22, 13.5 and 9.5 hm2, respectively. Through comprehensive and in-depth intensive measures such as removing contaminated reservoirs, rationing stock and making full use of local pig manure, yields of 7590,6360,6900kg / hm2 , Profit 43.29,21.53 and 122,700 yuan. The technical problems that should be paid attention to in the process of pig manure culture are analyzed and discussed.