印楝素属高效、广谱、低毒植物源杀虫剂,是世界公认的优秀生物农药,具有拒食、抑制生长发育等作用,对害虫防治效果好,而且不污染环境,对人畜、天敌无害,符合环保要求,是农牧业可持续发展的首选药剂。近年来蝗虫在本地区有偏重发生的趋势,给农牧民带来了很大的经济损失,按照2006 Azadirachtin is a highly effective, broad-spectrum and low-toxicity botanical insecticide. It is recognized as an outstanding biopesticide in the world and has the functions of antifeeding, inhibiting growth and development, and has good effect on pest control and does not pollute the environment. Harm, in line with environmental requirements, is the first choice for the sustainable development of agriculture and animal husbandry. In recent years, locusts have tended to have a tendency to occur in the region, which brought great economic losses to farmers and herdsmen. According to 2006