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二点委夜蛾[Athetis lepigone(M6schler)]是我国玉米上的一种新发害虫,主要在夏玉米区发生。据现有的文献资料记载,国内最早于2005年7月在河北省石家庄地区发现该虫在玉米田中发生为害,2006年至2009年,河北省其他地区及山东省也陆续报道了二点委夜蛾为害玉米。受气候和耕作制度变化的影响,2011年,二点委夜蛾在黄淮海夏玉米田中较重发生。截至7月22日,山东、河北、河南、山西、安徽、江苏6省的47个市302个区(县)发生二点委夜
Athetis lepigone (M6schler) is a newly emerging pest on maize in China, which occurs mainly in the summer maize area. According to the existing literature and records, the earliest in China in July 2005 in Shijiazhuang, Hebei Province, found that the pest insects occurred in the corn fields, from 2006 to 2009, other parts of Hebei Province and Shandong Province, also reported two night Moth harm corn. Affected by the changes in climate and farming system, in 2011, the second order litura moth occurred heavier in the Huang-Huai-Hai summer corn field. As of July 22, two districts and commissions occurred in 302 districts (counties) of 47 cities of Shandong, Hebei, Henan, Shanxi, Anhui and Jiangsu provinces