Abstract:Utilizing the agricultural policy system of OECD, this paper compares and analyzes the change rule of the level and structure for agricultural support policy amongst the United States, the European Union, Japan, Korea and China in 2003-2012 from the time dimension. The results of the research are beneficial to find out the insufficient of agricultural support policy in China, and learn from the experience of the developed countries or regions in order to provide a reference for the adjustment and optimization of agricultural support policy in China. The research results show that the farmers get the government"s policy support is relatively small, and the output of our country"s agriculture doesn"t be used for agricultural input positively. China"s agricultural support mainly uses PSE policy, especially MPS, which proportion used is still rising. Combined with the experience of agricultural support policy in developed countries and the current situation of agricultural development in china, it is recommended to reduce the agricultural support of public reserves and MPS, continue to increase the amount of agricultural support, and appropriately increase the agricultural support level for PI and infrastructure.