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根据当前主要农作物病虫发生情况、全省晚秋作物布局、秋季气候趋势综合分析,四川省农业厅植保站预计今年晚秋作物病虫中等发生,局部偏重(3(4)级),发生面积800万亩次,以再生稻二化螟、再生稻纵卷叶螟、再生稻纹枯病、马铃薯晚疫病、玉米螟为主。一、发生趋势1.再生稻二化螟:预计偏重发生(4级),发生面积200万亩。2.再生稻纵卷叶螟:预计中等发
According to the current situation of major crop pests and diseases, the province’s late autumn crop layout, a comprehensive analysis of autumn climate trends, plant protection station in Sichuan Provincial Department of Agriculture is expected to crop pests in the middle of the autumn this year, moderately localized (3 (4) level), the area of 8 million Mu times, with rice stem borer, rice leaf roller, rice sheath blight, potato late blight, corn borer dominated. First, the occurrence of the trend 1. Ralstonia ulmogeiplusis: Expected partial occurrence (level 4), an area of 200 mu. 2. Reproductive rice leaf roller: is expected to moderate hair