| The safety of agricultural products of quality emerge in an endless stream in China,the "strawberry carcinogenic" to "problem of watermelon" and "ripening" events occur frequently,not only affects people’s health and safety,but also about the development of agricultural.At prese nt.china mainly through legal,incentive,punishment means to solve the problems of quality and safety of agricultural products.some scholars believe that the key to the quality and safety co ntrol of agricultural products lies in the production process,and the core of agricultural product quality and safety is the source of production.in order to fundamentally realize the quality a nd safety of the implementation of standards,satisfy the agricultural products effective supply s ecurity,to achieve the sustainable development of the level of quality and safety of agricultural products supply chain.only through the supply chain source to establish the symbiotic relations hip between farmers and leading enterprises.Therefore,In this paper,how to build a stable relationship between farmers and leading ent erprises,is the key to explore.based on the domestic and foreign relevant scholars between far mers and enterprises of the supply chain of agricultural products,continue study the supply cha in of agricultural products on farmers and enterprises by niche theory,from the two aspects of theory and practice to put forward some meaningful suggestions.The main research contents i nclude:Based on the niche theory,the first part of this article definition the niche breadth and ov erlap of farmers and leading enterprise.in the second part,firstly explain the perspective of nich e theory for the farmers and leading enterprises formation mechanism of the symbiotic relations hip based on the symbiosis theory.Further,through the construction the niche symbiosis model of farmers and leading enterprise,analysis different symbiosis mode of the symbiotic relationshi p between farmers and leading enterprises.In the third part,in order to provide support for thi s theory,ask for information of farmers and leading enterprise cooperationand,combined with t he theoretical research of the symbiotic relationship between farmers and enterprises.Through the two aspects of theory and practice,the article consider that farmers and leading enterprises inthe formation of different symbiotic relationship,in space,function,niche breadth and there is a close relationship between the overlap,and providing some meaningful suggestions from the perspective of ecological niche of symbiotic relationship. |