皱纹棘胫小蠹皱纹棘胫小蠹Ruguloscolytus(Scolytus)rugulosus Ratz属小蠹科。它是形成层的害虫,几乎专门危害弱树。这就是为什么它们被说成是“次生性的”害虫,与“原生性的”害虫,如蚜虫,区别开。分布在世界上许多国家,其中包括中东地区(Talhouk,1950,1954;Georghiou,1957)。成虫小而细长,体长约2—2.4mm。它的头和体未端多少呈圆形的。头部多毛,被 Wrinkle Spiny tibia small beetles Wound tinea Beetles Ruguloscolytus (Scolytus) rugulosus Ratz is a small beetle family. It is a layering pest that attacks almost exclusively weak trees. This is why they are said to be “secondary” pests, distinct from “native” pests such as aphids. Distributed in many countries in the world, including the Middle East (Talhouk, 1950, 1954; Georghiou, 1957). Small and slender adults, body length of about 2-2.4mm. Its head and body end is not much round. Hairy head, was