二斑叶蟎(Tetranychus urticae)是世界广为分布的种类。据国外文献记载,其雌成蟎除滞育虫态外,体色黑绿色,其近似种硃砂叶蟎(T.cinnabarinus)则为红色。据马恩沛1975,1984报道,我国为害棉花的叶蟎为二斑叶蟎,但因我国的主要害蟎是红色的,故推断二斑叶蟎具有锈红或黄绿两种颜色;杨庆爽等1979报道,由北京、江 Tetranychus urticae is a widely distributed species in the world. According to foreign literature, the female adult mites except black bean insects, body color black-green, and its approximate species Trollius mites (T. cinnabarinus) is red. According to Ma Enpei 1975,1984 reported that China’s cotton spider mite infestation two-spotted spider mite, but because our main pest is red, it is inferred that two-spotted spider mite rusty or yellow-green two kinds of colors; , From Beijing, Jiang