棉铃虫是花生作物上一种重要害虫,每年2代、3代、4代常发。棉铃虫危害花生造成大量叶片花叶、缺刻,影响光物质形成,产量损失较大。每年防治棉铃虫次数在3-4次以上,防治成本和农药用量居高不下。为推进农药减量增效,降低环境成本压力,通过在防治花生棉铃虫时加入不同浓度甲基化植物油农用助剂,可减少农药正常 Cotton bollworm peanut crop is an important pest, 2, 3, 4 generation of hair. Bollworm endanger peanuts caused a large number of leaf mosaic, nick, affecting the formation of light substances, yield loss greater. The number of control cotton bollworm is more than 3-4 times a year, the cost of prevention and control and the high amount of pesticide. In order to promote the reduction and efficiency of pesticides and reduce the pressure on environmental costs, pesticides can be reduced by adding different concentrations of methylated vegetable oil agricultural auxiliaries when controlling peanut bollworm