为害柑橘的螨类主要有柑橘全爪螨（红蜘蛛）、柑橘锈壁虱（锈蜘蛛）、侧多食跗线螨（茶黄螨）三种。螨类体型微小，一年发生多代，通常卵、若螨、成螨同时存在。害螨通过吸食叶、果、嫩枝的汁液，造成为害。被红蜘蛛为害的叶面出现灰白色失绿斑，严重时全叶苍白早落，削弱树势 The main citrus mites damage are citrus red mite (red spider), citrus rust tick (rust spider), side of the food line spider mite (Ophiocarpus) three. Mites are small, many generations a year, usually eggs, if mites, adult mites exist at the same time. Pest mites by infecting leaf, fruit, twig juice, causing harm. Spider mite damaged by the gray-white chlorotic spots, severe pale leaves early fall, weaken the shores