The main pests and diseases of Ginkgo biloba include dry blight, leaf blight, super small leaf curler, chafer, wood moth, etc. After scraping the disease with dry blight, use 0.1% liters of mercury or 400~500 times antibacterial agent + 0.1% flat and scrape. wound. In the early stage of leaf blight, use 25~50% carbendazim 500-800 times solution, use 50% antibacterial 800~1000 times or 70% mancozeb 600 times liquid spray at the peak of the disease, and 80% dichlorvos can be used for insect control. 800~1000 times.