Status, problems and methods on the integrated control of potato late blight in Weichang

In order to control potato late blight effectively, the authors researched and analyzed the status,problems and methods on the integrated control of potato late blight in Weichang County, which is one of the most important potato growing area in China,on the basis of nature advantage,production advantage and technology advantage of the county. The authors consulted a series of potato late blight effective integrated methods from the successful experiences.