摘要
二点委夜蛾是近年来河北省新发生的1种玉米苗期害虫。利用二点委夜蛾性诱剂诱芯诱捕的方法,在冀中南地区调查了二点委夜蛾成虫的发生动态和活动节律。结果表明:在冀中南地区二点委夜蛾1 a发生4代,为害玉米幼苗的是1代幼虫;二点委夜蛾雄成虫喜好在2:00～6:00飞翔活动。本研究结果对有效防治二点委夜蛾具有重要的现实指导作用。
A. lepigone is a newly occurred pest in maize seedling in Hebei Province. The occurrence dynamics and activity rhythm of A. lepigone adults in middle and south of Hebei Province were investigated using the method of sex pheromone of A. lepigone to attract the male adults. The results showed that the pest occurred 4 generations in one year in middle and south of Hebei Province and the the maize seedling was harmed by the larvae of first generation. The male adults liked activity in 2 ： 00 - 6 ： 00 the A. lepigone controlling. am. This research had practical guiding significances for
出处
《河北农业科学》
2012年第12期5-7,共3页
Journal of Hebei Agricultural Sciences
基金
河北省财政专项(F12C10035)
关键词
二点委夜蛾成虫
发生动态
活动节律
冀中南地区
Athetis lepigone adults
Occurrence dynamics
Activity rhythm
Middle and south of Hebei Province
