It is Bt cotton's expansion and applied that push our country cotton industry and arouse related the economy to do the great contribution. This text main basis. Related theories that expand of agriculture, adopt the theories and fulfillment the method that combine together, and by the collections and the interview investigate means, study on producing the Bt cotton and expansion and application with it. First, it main analysis Bt cotton the performance, present condition and Bt cotton that expansion and application's beneficial experience, combine Bt cotton expansion the trend that apply proceeds estimate. Second, it analyzes the problem with expansion and application that is by techniques or not technique. It analyzes the domestic and international business enterprise confusion competition appearance in the Bt cotton market becoming. Third, it bring up some conclusions and suggestions: Bt cotton seed market need the mortise urgently, and into property practice .It is an only route to expand Bt cotton; The nation must do Bt cotton market by enhance the macroscopic management; To encourage Bt cotton business growing; Renew and do well in the Bt the property system, management and measure to help business enterprise. The reformation is further with perfect; to stability section of scion and the troops of expansion. Then, this will fasten Bt cotton property and promote the Bt the cotton expansion to health develop .It will increase the motive for our country in the development of economy agriculture. |