苹果红蜘蛛是苹果园的主要害螨之一,主要集中叶片正面为害。其严重为害后,影响叶片的光合作用,造成树势衰弱,产量降低。苹果红蜘蛛繁殖速度快,虫口数量大,防治比较困难。为了有效地控制其为害,作者于1998年用5％尼索朗乳油对苹果红蜘蛛进行了田间防治试验,现将结果报道如下。 Apple red spider is one of the major pests mite apple orchard, the main focus of the leaves harmful. Its serious damage, affecting the photosynthesis of leaves, resulting in weak bark, yield reduction. Apple spider mites reproduce fast, a large number of insects, prevention and control more difficult. In order to effectively control its damage, the author in 1998 with 5% Nisseil EC on apple spider field control test, the results reported below.