桑拟轮蚧[Pseudaulacaspis pentagona(Targioni)]属同翅目、盾蚧科、拟轮蚧属。别名桑白蚧、桑盾蚧、桃介壳虫等。本种是桑树的重要害虫,同时也为害蔷薇科果树、葡萄、核桃、茶、柳等多种树木。在我省甘南、陇南地区的白龙江沿岸花椒产区,是花椒的重要害虫。此虫寄生于花椒的树干、枝条上,雌成虫和若虫密密连在一起,群集枝干上吸食椒树汁液。轻者削弱树势,重者枝条干枯,甚至整株枯死。特别在舟曲的丰迭、杜坝、沙川 Pseudaulacaspis pentagona (Targioni)] is a Homoptera, Dioscoreaceae, Procytoths. Alias ​​mulberry white scale, Sang Sang Kuwana, peach scale insects and so on. This species is an important mulberry pests, but also damage Rosaceae fruit trees, grapes, walnuts, tea, willow and other trees. In Gannan in our province, Longnan area Bailongjiang pepper production areas, pepper is an important pest. This parasitic parasitic peppers in the trunk, branches, female adults and nymphs closely linked to the cluster of stems on the suction pepper tree juice. Light weaken the tree, heavy branches dry, or even dead whole plant. Especially in Zhouqu Fondue, Daba, Szechuan