“沼—萍—鱼”大宗淡水鱼类混养模式养殖技术及经济效益分析

Cultivation techniques of “Biogas-Azolla-Fish” mix-culture model with conventional freshwater fish and analysis of its economic benefits

摘要: 总结了“沼—萍—鱼”大宗淡水鱼类混养模式养殖技术，并以2两家专业合作社为例分析该模式养鱼的成本及经济效益，每667 m²纯收益2556~2930元。

Abstract: In this paper, the cultivation techniques of "Biogas-Azolla-Fish" mix-culture with conventional freshwater fish were summed up, and its cost and economic benefit were analyzed casing of two professional cooperatives, and the net income reached by 2556-2930 Yuan/667 m² (41 145 Yuan/hm²).