笔者介绍了新疆沙井子灌区棉花病虫害的发病规律,发病类型与症状,并从农业防治、化学防治及培育抗病品种方面提出预防措施。 The author introduced the incidence of cotton pests and diseases in Shajingzi irrigation area in Xinjiang, the types and symptoms of the disease, and put forward the preventive measures from the aspects of agricultural control, chemical control and breeding of resistant varieties.