论文部分内容阅读
1995年棉盲蝽发生期间运用吡虫啉防治棉盲蝽(绿盲蝽和中黑盲蝽)。结果表明,在棉盲蝽1、2龄若虫高峰期,亩用吡虫啉有效成分1.5~2克喷雾,防效可达85%左右,优于目前生产上应用的有机磷类的效果,持效期在10天左右。
Applying imidacloprid to control Lygus (Apolygus lucorum and Apodemus obliquus) during the occurrence of cotton lacewaters in 1995. The results showed that at the peak of the 1st instar nymphs of cotton laceworm, the effective dose of imidacloprid was 1.5-2 g per mu, the control effect was about 85%, which was better than that of organic phosphorus used in the production at present. Validity of about 10 days.