花卉发生的红蜘蛛属蜱螨目叶螨科，l年发生十多代C成虫体抵日形，红色或锈色。成螨、幼虫或若虫多在寄主叶背面取食活动，利吸植物汁液造成危害。印散产于叶背面叶脉两侧。产卵量与温度有关，夏季1头雄螨可产卵100余拉。红蜘蛛在大棚花卉中喜发生在月季、菊花、仙客来、马蹄莲 The spider mites that occur in the flowers are Acarinae, which occur more than a dozen generations of adult C in l years, reaching the shape of day, red or rust. Adult mites, larvae, or nymphs feed more on the back of the host leaf, which can harm the plant juice. India scattered in the leaves on both sides of the veins. The amount of fecundity is related to temperature. One male mite in summer can lay eggs for more than 100 pulls. Red spider flowers in the shed like hi occur in the rose, chrysanthemum, cyclamen, calla