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白粉虱不但严重危害蔬菜、花卉、果树,而且每年八九月份横行在大街小巷,污染环境,扰乱了人们的正常生活。形态特征成虫体长0.95-1.4毫米,身体淡黄色,翅面覆盖白色蜡粉,外观全体白色;卵长0.2-0.25毫米,长椭圆形,有卵柄。初产时淡黄色,孵化前渐变为黑色;若虫呈椭圆形,扁平,淡黄绿色,体表具有长短不齐的蜡质丝状突起;蛹长0.7-0.8毫米,椭圆形、扁平,体背有5—8对长短不齐的蜡丝。生活习性亚洲白粉虱在温室条件下,一年可发生10余代,无论温室大棚或露地蔬菜、花卉、果树均可为害;主要以各种虫态在温室蔬菜、花卉、果树
Whitefly not only seriously endangers vegetables, flowers and fruit trees, but also ravages the streets and alleys in August and September every year, contaminating the environment and disrupting people’s normal life. Morphological characteristics Adult body length 0.95-1.4 mm, body light yellow, white wings covered with wax, the overall appearance of white; egg length 0.2-0.25 mm, oblong, ovate. Primiparous yellowish, hatching before gradual change to black; nymphs were oval, flat, yellowish green, body surface with irregular length of waxy filaments; pupal length 0.7-0.8 mm, oval, flat, body back There are 5-8 on the length of the missing wax wire. Living habits Asian whitefly in the greenhouse conditions, can occur more than 10 generations a year, regardless of greenhouse or field vegetables, flowers, fruit trees can be harmful; mainly in a variety of insects in the greenhouse vegetables, flowers, fruit trees