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根据2014年冬前病虫基数、2015年气象预测情况,结合专家会商分析,辽宁省植保站预计2015年全省农作物主要病虫害将呈中等偏重发生态势,预计发生面积1.8亿亩次。其中,玉米螟、二化螟等一些常发性病虫害及稻瘟病、稻飞虱、玉米叶斑病、粘虫等迁飞性、流行性病虫害在局部地区有可能暴发为害。一、玉米病虫害玉米螟将中等至偏重发生。预计发生面积2800万亩次,其中一代玉米螟发生1600万亩次,二代玉米螟发生
According to the forecast of pests and diseases in 2014, weather forecast in 2015 and expert consultation, Liaoning Plant Protection Station predicts that the main pests and diseases in crops in the province will be moderately weighted in 2015, with an estimated area of 180 million mu. Among them, some pests and diseases such as corn borer and Chilo suppressalis and other pest and rice blast, rice planthopper, corn leaf spot, armyworm migratory, epidemic pests and diseases may be outbreaks in some areas. First, corn pests corn borer will moderate to biased occurrence. Estimated area of 28000000 mus times, one generation of corn borer occurred 16000000 times, the second generation of corn borer occurred