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山楂叶螨是为害库尔勒香梨害螨中的优势种群,在新疆库尔勒地区1年发生11代,全年有1次发生高峰。该虫以成螨在树皮缝隙越冬,翌年3月上旬出蛰,6月中下旬是山楂叶螨种群为害高峰期,9月中旬至10月上旬出现越冬型成螨。该虫发育起点温度为11.15℃,有效积温190.77日度。天敌类群有6类11种,塔六点蓟马和深点食螨瓢虫是山楂叶螨的主要天敌。越冬代和第2代是山楂叶螨的防治关键期。
Hawthorn spider mite is the dominant species in the pest mites attacking Korla pear, which occurred in 11 generations in Korla region of Xinjiang in one year and peaked in one year. The insects to adult mites bark in the bark through the winter, early in March the following year sting out, mid to late June is the peak of hawthorn spider mite population, mid-September to early October appeared overwintering type adult mites. The insect development start temperature of 11.15 ℃, the effective accumulated temperature of 190.77 days. There are 6 types of natural enemies 11 species, tower six point thrips and deep point mites ladybug is the main natural enemies of hawthorn spider mites. The overwintering generation and the second generation are the key period for the control of hawthorn spider mites.