To Analyze And Evaluate Economic Performance Of Main Farm Crops And Produce Structure About Shanghai Suburb Agriculture

The thesis relied on the observation net overlaying 10 suburb district of " The Dynamic observation , Information management and economic performance evaluation system of Shanghai agriculture economy circulate". The system collected 1210 farmer's production information from 2003 to 2005, including devotion—output composing information etc. The thesis used these data as analyzing samples of Shanghai agriculture economy circulate. The thesis made use of production function theories and devotion — output analytical theories of microeconomics, then, established performance evaluation index to analyze and calculate Shanghai agriculture management performance .First, the thesis analyzed devotion—output and performance data of vegetable and watermelon-muskmelon which investigated by "The Dynamic observation, Information management and the performance evaluation system of Shanghai agriculture economy circulate" . The thesis compared devotion —output characteristics of watermelon-muskmelon with vegetable, and came to knew the connection between devotion—output and economic performance from the different scale, the dissimilarity devotion level and the different district angles. The paddy rice is main food farm crop of Shanghai, and its produce performance has important meaning to stable food in Shanghai. Therefore, the thesis contrasted the characteristics of devotion-output and performance according as the data of three years , and found out the certain regulation from it .The thesis took paddy rice, vegetable and watermelon—muskmelon as examples, then researched their devotion, output, and economic performance in the different region space, and showed the difference on the map. Finally, the thesis evaluated the type of paddy rice, vegetable and watermelon —muskmelon's devotion, output, and economic performance in different district.Reasonable rotating way of the farm crop can raise fertility of soil, and contribute to increase income for farmer. So in the end the thesis analyzed the devotion-output and performance of main crop rotating ways. This can lead the farmers to adjust the agriculture production configuration.