Abstract: The lack of social capital is the main reason of Low level of farmers＇organizations, such as,differential pattern of relationship between social networks in rural areas is dispersed,the lack of confidence leads to loss of contract-based organization, the lack of reciprocity causes highlight conflicts of interest, the lost of common values brings about mental weary. Farmers＇organizations play an important role in maintaining farmers ＇ political and economic interests. Social capital can promote the development of the organization, and it is an underlying social basis of the organization＇s operation. So we can improve the low level of Chinese farmers ＇ organizations by reconstructing of network relationships,strengthening education and publicity, reconstructing social Capital with reasonable structure and positive function.