草地贪夜蛾对玉米的危害及防控对策

Harm of Spodoptera frugiperda to Maize and Measures for Its Prevention and Control

草地贪夜蛾Spodoptera frugiperda(J.E.Smith)是原产于美洲热带和亚热带地区的世界性农业害虫,具有迁徙能力强、繁衍速度快、危害程度重等特点。2019年1月,该虫第一次由东南亚侵入中国云南,在不到5个月的时间里扩散至江淮流域,并对我国主要经济作物—玉米造成了很大的威胁。文章综述了草地贪夜蛾的主要特征特点、对玉米的危害及主要的防控治理对策,为减轻草地贪夜蛾对我国玉米的危害提供依据。

Spodoptera frugiperda is a worldwide pest native to tropical and subtropical areas of the Americas,which has characteristics of strong migratory ability,fast reproductive capacity and serious damages.In January 2019,Spodoptera frugiperda invaded Yunnan Province from Southeast Asia and then spread to the Yangtze and Huaihe River basin in less than five months,and had caused a serious threat to maize,which is the one of main crops in China.The biological characteristics and harm of Spodoptera frugiperda to maize as well as the control measures were reviewed in this paper for providing the references for reducing the harm of Spodoptera frugiperda to maize in China.