９０年代美国林业科研经费及研究课题完成情况在美国得克萨斯州的林业苗圃中，有一种既危害苗木叶片，造成苗木死亡，又咬伤人类皮肤，使患处红肿、奇痒难忍的小红蚂蚁。因此，就其经济意义来讲乃是一种为害林业和人类卫生的有害生物群体。据调查研究，这类蚂蚁群体在苗圃... 90 years of the United States forestry research funding and research projects completed In the United States, Texas, forestry nurseries, there is a danger of seedling leaves, causing seedlings died, but also bite the human skin, the affected area inflamed, itchy unbridled red ants. Therefore, in the economic sense, it is a pest group that harms forestry and human health. According to the survey, such ant groups in nurseries ...