红蜘蛛俗称火龙、火蜘蛛,属杂食性害虫,主要危害作物种类为豆类、瓜类和茄子,特别对春播豆角的危害具有发生早、蔓延快、危害重的特点。该虫以成螨和若螨在叶背吸取汁液造成受害叶片失绿呈针孔状小斑后出现火烧状,植株停止生长。由于农民对该虫的认识不够,缺乏有效的防治技术,近两年在我市蔬菜上发生尤为严重。为此对该虫在大田发生的情况及防治技术提出以下建议。 Red spider, commonly known as fire dragon, fire spider, is a omnivorous pest, the main types of crops for the legumes, melons and eggplant, especially for the spring of the transmission of the occurrence of early occurrence of beans, spread fast, harmful to the characteristics. The insects to mites and nymphs on the leaf dorsal root sucking juice caused by the loss of green leaves were pinhole-like spots after the fire-like, the plant stops growing. As farmer awareness of the insects is not enough, the lack of effective control technology, vegetables in the city in the past two years is particularly serious. To this end on the insects in the field situation and prevention and treatment technology to make the following recommendations.