截至9月2日,水稻重大病虫累计发生7.8亿亩次,累计防治10亿亩次。经组织大规模防控,大部稻区病虫发生总体轻于上年同期。其中,稻飞虱、稻纵卷叶螟累计发生1.92亿亩和1.53亿亩,同比均减少30%左右;稻瘟病累计发生3600万亩,同比减少43%,西南、东北稻区等主要流行区病穗率大部控制在3%以内。蝗虫防控工作基本结束,全面实现了“飞蝗不起飞成灾、土蝗不扩散危害”的治理目标。受雨水偏多影响,甘肃等西北马铃薯产区晚疫病发生 As of September 2, a total of 780 million mu of major pests and diseases occurred in rice, the cumulative control of 1 billion mu times. Large-scale prevention and control by the organization, the majority of pests and diseases occurred in the rice area generally lighter than the same period last year. Among them, planthoppers, rice leafrolls cumulative total of 192 million mu and 153 million mu, down 30% over the same period; rice blast occurred 3600 acres, down 43%, Southwest, Northeast and other major epidemic areas Disease panicle rate most controlled within 3%. The prevention and control of locusts have basically ended, and the goal of “locust non-take-off and disasters spreading” has been fully realized. Affected by the heavy rain, late blight in Gansu and other northwestern potato producing areas occurred