The comprehensive benefits of different rice and fishery modes were analyzed through field investigation on input and output of rice and fishery comprehensive cultivation in Chenxi county. The results showed that the models of “ rice + fish”“rice + crayfish” and “ rice + fish + duck”had the highest economic benefits. Compared with the single rice cultivation .the profit per hectare was more than 22.500 yuan,33 .000 yuan. 128, 100 yuan and 38,760 yuan,respectively. They all had good ecological and social benefits.'Hie further development o...