灭幼脲是一种昆虫生长调节剂,1969年由荷兰pH:1:pS—ouphar·B·V公司研究除草剂时发现的,该类物质能抑制多种昆虫的几丁质合成,并能干扰几丁质在皮中的沉积作用。国外已成功的用于防治午毒蛾、尺蠖蛾、卷叶蛾、及密西哥豆瓢虫等害虫。其杀虫机理与常用的化学杀虫剂不同,是通过干扰幼虫的脱皮过程使其死亡,还能通过表皮渗透或成虫 Chlorbenzuron is an insect growth regulator discovered in 1969 by the Dutch company pH: 1: pS-ouphar · B · V, which inhibits the chitin synthesis of many insects and can Interfere with the deposition of chitin in the skin. Foreign countries have been successful for the control of H. gibbet, Scylla serrata, leaf roller moth, and Mississippi bean ladybug and other pests. Its insecticidal mechanism is different from the commonly used chemical insecticides, it is through the process of disturbing larvae peeling process, but also through the epidermal penetration or adult