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白蚁品种甚多,在我场常见的有6—7种,其中以黑翅土白蚁和黄翅大白蚁对林木危害最大,尤其对杉木的危害更为严重。上述两种白蚁是群集并营土居生活的昆虫,活动比较隐蔽,多筑巢于0.3—1.7米深的地下。工蚁在土下咬食幼苗、树木的根系,或出土沿树干筑泥路蛀食树皮危害树木,使林木根系枯朽,枝叶枯萎,有的甚至整株树被蛀死,是林木速生丰产的大敌。近两年来,在批林整风和批林批孔运动的
Many species of termites, in my field, there are 6-7 species, of which black-winged termites and yellow-winged termites most damaging to the trees, especially for the more harmful to Chinese fir. The two termites are insects that cluster and camp native to Hong Kong. Their activity is rather subtle and their nesting is 0.3-1.7 meters underground. The worker ants bite the seedlings under the soil, the root system of the tree, or unearthed tree bark along the trunk tree bark harm the trees, the decay of tree roots, branches and leaves withered, and some even the whole tree was eaten dead, enemy. In the past two years, the pro-Lin rectification campaign and the pro-Lin Kong campaign