Abstract:Through investigation and research, the main characteristics of 8 main diseases of Ginkgo biloba were clari- fied. Then we put forward the corresponding prevention and control measures , which were designed to solve the problem of the increasing number and kind of diseases caused by the improper management of the Ginkgobiloba, and the appreci- ation reduction of the Ginkgobiloba. This article involves the prevention and treatment methods , which are applicable to Jiangsu and zhejiang regions .