天王星是杀虫杀螨合成除虫菊酯类农药。试验表明,10％天王星乳油10～30ppm对桃小食心虫初孵幼虫毒杀力强,残效期可维持10天以上;在苹果落花后施药,对苹果叶螨活动态螨药效高,其有效控制期在25～30天以上;在6～9月份桃小食心虫和苹果叶螨发生期施药,施药次数相同情况下,天王星乳油的保果保叶效果均明显优于常用浓度的对硫磷乳剂和三氯杀螨醇。 Uranus is insecticidal miticidal pyrethroid pesticides. The results showed that 10 ~ 30ppm of 10% Uranus EC had strong virulence to the newly hatched larvae of Peach moth, and its residual period could be maintained for more than 10 days. When the apple was dropped, the activity of active mites on apple mite was high and effective The control period was over 25-30 days. In the same period of June to September, peach moth and apple spider mite were applied with the same application frequency, the effect of preservative leaves of Uranus EC was obviously better than that of sulfur Phosphorus emulsions and dicofol.