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甜菜夜蛾在吐鲁番市初次发生以来不断扩散蔓延,不到5年时间,在各乡镇蔬菜生产区均有发生危害,且有逐年加重趋势,现已成为蔬菜生产上主要害虫之一。目前,甜菜夜蛾主要以化学农药防治为主,但该幼虫有昼伏夜出习性,喷药防治难度较大,防治效果较低,探索甜菜夜蛾无害化防治方法势在必行。昆虫性信息素因具有高效、无毒、不伤害益虫、对环境污染小等优点,已广泛应用于害虫的预测预报和防治,其中信息素迷向法就是利用性
Beet armyworm continues to proliferate and spread in Turpan since its first occurrence. In less than five years, beetle has harmed vegetable production areas in all towns and cities and has been increasing year by year. It has become one of the major pests in vegetable production. At present, beet armyworm mainly dominated by chemical pesticides, but the larvae have nocturnal nocturnal emission, spray prevention and treatment more difficult to control the effect of low, explore the harmless beet armyworm prevention and control methods is imperative. Insect sex pheromone has been widely used in the prediction and control of pests because of its advantages of high efficiency, non-toxicity, harmlessness to insects, small environmental pollution and so on. Among them,