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近年来,拟地(虫甲)在我省黄芪种植地区普遍发生,为害严重。据1983—85年在潍坊、枣庄等地的调查,黄芪幼苗受害率一般为20—30%,为害严重的地块高达40%以上,造成严重的缺苗断垅,有的地块甚至被迫毁种。在我省为害黄芪幼苗的有两种拟地(虫甲),网目拟地(虫甲)(Opatrum subaratum Faldermann)和蒙古拟地(虫甲)(Gonocephalum reticulatum Motschulsky),均属鞘翅目,拟步甲(伪步行虫)科昆虫。食性较杂,在农业上为害小麦、谷子、棉花、花生、大豆、高梁、瓜类等多种农作物。中药材上,除为害黄芪外还为害北沙参等。成虫为害刚出土的黄芪幼苗,取食子
In recent years, to be (groundworm) in our province Astragalus planting areas generally occur, serious damage. According to a survey conducted in Weifang and Zaozhuang from 1983 to 1985, the damage rate of Astragalus membranaceus seedlings is generally 20-30%, and the severely damaged land plots are over 40%, resulting in serious shortage of seedlings and some even being forced Destroy species. There are two species of Astragalus membranaceus, Opatrum subaratum Faldermann and Gonocephalum reticulatum Motschulsky in our province, which are both Coleoptera, Step by step (pseudo walking pests) families insects. Food is more complex, harmful to agriculture in wheat, millet, cotton, peanuts, soybeans, sorghum, melons and other crops. Chinese herbal medicine, in addition to harm Astragalus also harm North sand ginseng. Adult damage just unearthed Astragalus seedlings, feeding