论文部分内容阅读
新型农药──灭幼脲三号新型农药灭幼脲３号是一种昆虫几丁质合成酶抑制剂，属于昆虫生长调节剂。它的杀虫机理是抑制昆虫体内几丁质合成，使昆虫不能正常蜕皮而导致死亡。２５％灭幼脲３号胶悬剂对鳞翅目害虫有特效，对目前发生较重的苹果金纹细蛾防治效果很好，达９５％...
The new pesticide──────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────── Its insecticidal mechanism is to inhibit the synthesis of chitin in insects so that insects can not normally molt and cause death. 25% Chlorbenzuron No.3 suspension has special effects on lepidopteran pests, and has a good control effect on the currently occurring heavy apple moth, 95% ...