不少植物质杀虫剂对害虫有很高活性,对环境无污染,是发展高效、安全、经济、无公害的新型杀虫剂的重要途径。因此,近十多年来,对植物质杀虫剂的研究已引起国内外科学家们的极大兴趣。狼毒,又名狗芽花(Stellera chamaejaseme L.)是广泛分布于西北地区的一种杀虫植物。我国在五十年代末有过一些研究,发现其对云杉扁叶蜂,洋槐蚜、地下害虫、松毛虫、蚊蝇 Many plant-based insecticides have high activity against pests and no pollution to the environment, and are important ways to develop new pesticides with high efficiency, safety, economy and pollution-free. Therefore, for more than ten years, the research on botanical insecticides has drawn great interest from scientists at home and abroad. Stellera Chamaejaseme L., a kind of insecticidal plant widely distributed in Northwest China, My country in the late fifties there have been some research and found that the spruce flat bee, acacia locust, underground pests, pine caterpillars, mosquitoes