据全国农技推广服务中心预计,今年全国水稻条纹叶枯病发生面积3000万亩,流行程度与去年相近。其中,江苏和上海大流行(5级);安徽中东部、沿淮稻区大部偏重流行(4级),局部大流行(5级);浙江北部、北方局部稻区有偏重流行(4级)的可能。今年各病害流行区水稻主栽品种仍以感病型为主,江苏和上海感病品种面积为2000万和30万亩,分别占水稻种植面积的60%和20%:安徽感病品种 According to the National Agricultural Technology Extension Service Center, an estimated 30 million mu of rice stripe blight disease will occur throughout the country this year, which is similar to that of last year. Among them, the Jiangsu and Shanghai Pandemic (Grade 5); the central and eastern Anhui Provinces, most of the coastal areas along the Huai River prefers the epidemic (Grade 4) and the local pandemic (Grade 5); the northern and northern parts of Zhejiang Province have prevalent epidemic (Grade 4 ) Possible. This year the prevalence of endemic areas of rice varieties are still predominant susceptible type, Jiangsu and Shanghai susceptible varieties area of ​​20 million and 30 acres, accounting for 60% and 20% of rice acreage: Anhui susceptible varieties