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一、发生特点 红蜘蛛一生变化很多,有卵,幼虫、若虫、成虫四个样子。卵圆形,黄白色,发光泽,快孵化时变淡红色。刚孵化的小蜘蛛叫幼虫,身体圆形,黄白色,有三对足,脱一次皮后增长一对足,共四对足,就变成了若虫,这时体色发红,背上出现两块黑斑。若虫晚一次成就变为成虫,这就是我们经常肉眼看见的、鲜红色或桔红色的红蜘蛛了,但是也有个别是墨绿色或黑褐色的。
First, the occurrence characteristics of spider life changes a lot, there are eggs, larvae, nymphs, adults look like four. Oval, yellow-white, shiny, fast reddish hatching. Just hatching spider called larvae, the body is round, yellow and white, there are three pairs of feet, off a skin after a pair of feet, a total of four pairs of feet, it becomes a nymph, then body color red, back two Black spots Once the nymph’s success becomes an adult, this is the reddish or reddish spider that we often see with the naked eye, but some are dark green or dark brown.