在平谷区露地西兰花菜地进行了性诱剂防治甜菜夜蛾试验。结果表明,性诱剂诱捕能显著降低菜地甜菜夜蛾的虫口密度。16孔诱捕器的诱杀作用最强,该处理的西兰花被害株率比纯药剂防治低5个百分点。性诱剂防治甜菜夜蛾操作简单、无公害,并能显著降低防治成本。 Sexually attractant was used to control beet armyworm in the broccoli field in the open area of ​​Pinggu. The results showed that sex trapping can significantly reduce the population density of beet armyworm. The 16-well trap had the strongest trapping effect, and the rate of broccoli killed in this treatment was 5% lower than that of the pure agent. Sexually attractant control beet armyworm is simple, pollution-free, and can significantly reduce the cost of prevention and treatment.