南疆高温、干燥、少雨,适宜于红蜘蛛的孳生、蔓延,成为当地作物、果、瓜、桑等的重要害虫。其中,大豆与玉米的被害面积及被害株率均达100％。大豆失收面积高达24.1％,损失率36.9—70.25％;玉米损失率约7％。晚播玉米被害尤甚,未成熟前,叶已受害而枯焦。玉米与大豆间作,发生更早,虫口密度更大,严重者可致大豆颗粒无收。 South Xinjiang high temperature, dry, light rain, suitable for spider mite breeding, spread, as the local crop, fruit, melon, mulberry and other important pests. Among them, the victim area of ​​soybeans and corn and victimization rate reached 100%. Loss area of ​​soybean up to 24.1%, the loss rate of 36.9-70.25%; corn loss rate of about 7%. Late seeding corn is particularly victimized, premature, leaves have been affected and Kujiao. Intercropping of corn and soybean occurred earlier, a greater density of insects, severe cases can result in confiscation of soybean particles.