利用棉铃虫成虫夜间交配、产卵、对光有趋性的活动习性,在棉田装灯诱蛾效果很好,但棉田挂灯要因地制宜。 小面积棉田。在各代棉铃虫发蛾盛期,设一大锅或盆,内装诱集液。配方是:红糖30％、烧酒10％、醋40％、水20％、敌百虫1％～2％。将桅灯挂在锅或盆上方40～50厘米处,晚上将灯打开,凌晨4～5点把灯关闭,并从锅或盆内捞出蛾子,此法一夜可诱1000～1500头蛾子。 零散棉田。在发蛾盛期,用煤油灯诱蛾。方法是:晚上,在棉田中心选一块缺苗空地,把有玻璃罩的煤油灯放在中间,周围放4个水盆,每晚能诱蛾子500多头。 面积在50平方米左右的成方连片棉田,可采用黑光灯诱蛾,要定时开关,及时加水,灯下设一大 The use of cotton bollworm adult mating at night, spawning, light tendency of the habits of activity in the cotton field lighting lure moths very well, but the cotton hanging lamp should be adapted to local conditions. Small area of ​​cotton. In each generation of Helicoverpa armigera, set a large pot or basin, built-in trapping fluid. Formula is: 30% brown sugar, shochu 10%, 40% vinegar, water 20%, trichlorfon 1% to 2%. The masthead lamp hanging in the pot or basin above 40 to 50 cm at night the light is turned on, 4 to 5 in the morning to turn off the light and remove the moth from the pot or basin, this method can lure 1000 to 1500 moths a night. Scattered cotton fields. In the moth period, with a kerosene lamp to lure moths. The method is: at night, choose a vacant ground in the cotton field center, put a kerosene lamp glass in the middle, put four basins around, every night to attract more than 500 moths. An area of ​​50 square meters into a contiguous cotton fields, the black light can be used to attract moths, to be timed switch, add water in time, under a large lamp