用克螨特防治苹果树红蜘蛛效果良好,但在气温较低的情况下,往往降低杀螨力。我们于1986年早春,对国内外几种新型杀螨剂农药进行了防治试验,其中瑞士汽巴—嘉基公司生产的50％溴螨脂防效显著。800倍液杀螨率为98.1％; Acaricide prevention and treatment of apple tree red spider good effect, but in the case of lower temperatures, often reduce the miticidal force. In early spring of 1986, we carried out prevention and control tests on several new types of acaricides at home and abroad. Among them, 50% bromobarbital produced by Ciba-Geigy in Switzerland is highly effective. 800 times kill kill mite rate was 98.1%;