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选择在2009-2010年克氏原螯虾养殖推广中具有代表性的、不同的增养殖模式,列举出不同条件下的生产投入和产出,分析对比在不同养殖模式下的经济效益。
Select the representative and different multiplication culture models in the promotion of Procambarus clarkii from 2009 to 2010, list the production inputs and outputs under different conditions, and analyze and compare the economic benefits under different farming patterns.