4月中下旬,全国各地陆续进入小麦赤霉病预防控制关键期。受气候异常、抗性品种缺乏等多种因素影响,近年赤霉病呈加重发生态势,严重威胁小麦生产稳定发展和产品质量安全。为有效控制赤霉病发生危害,专家提出以下技术指导意见。防治策略方面:按照赤霉病发生危害规律,坚持分类指导,分区施策。长江中下游、江淮和黄淮南部等小麦赤霉病常发麦区,必须坚持“主动出击”不动摇,全面落实预防控制措施;黄淮中北部、华北南部麦区,要坚持“预防为主”不放松,一旦抽穗扬花期遇连阴雨、结露等适宜病害流行的天气,立即组织施药, In late April, all over the country have successively entered the critical period for the prevention and control of wheat scab. Influenced by many factors, such as abnormal climate and lack of resistant varieties, the scab occurs aggravating in recent years and threatens the stable development of wheat production and product quality and safety. In order to effectively control the occurrence of scab, the experts proposed the following technical guidance. Prevention and control strategies: In accordance with the occurrence of the risk of scab, adhere to the classification guide, zoning policy. The middle and lower reaches of the Yangtze River, Jianghuai and Huanghuai southern wheat scab are common in wheat growing areas, we must adhere to the “unscrupulous” unswervingly implement the prevention and control measures in an all-round way; The main "Do not relax, once the flowering period of flowering even if the rainy weather, dew condensation and other weather suitable for disease, immediately organize the spraying,