China’s Agricultural Science And Technology Extension Mode Comparative Study

China since the reform and opening up, the promotion and development of agricultural science and technology, they took to the stage of the Central Policy, the intensity of benefiting the agriculture policy launched to promote the development of agriculture everywhere, also gave birth to the Agricultural Extension mode with Chinese characteristics,promotion of agricultural science and technology in China play their respective forces, experts and scholars in China are constantly various agricultural research and innovation promotion model, the formation of a more mature and with the local characteristics of the eight agricultural extension mode, so this study eight agricultural the same point with different points between the promotion model, at the same time to find an optimal mode of agricultural extension or some innovative research on modern agricultural extension mode. This paper is widely read and understand Chinese scholars since the founding of the literature in the field of agricultural science and technology research, the status of research in this field of research (include major academic point of view, previous research results and research level, the focus of debate, there is the problem the possible reasons), a new level, a new dynamic, a new technology and new discoveries, the development prospects of the content analysis, summarize and comment, and to put forward their own views and research ideas. To promote the main mode of China’s agricultural extension, extension, farmers participation comparative analysis to identify the advantages and disadvantages of various factors, and to explore the advantages and disadvantages of each mode to draw research purposes in the comparison.