白蚁是世界上五大害虫之一。目前,全世界已记载白蚁种类有3 000种左右,危害面积约占全球总面积的50%[1]。在我国,已记载白蚁种类有476种,主要危害房屋建筑、水库堤坝、农林作物、电缆交通设施等,长江以南为害更加严重[2]。我国每年因白蚁危害造成的经济损失约20亿~25亿。在我国 Termites are one of the five pests in the world. At present, there are about 3,000 termite species recorded in the world, accounting for about 50% of the total global area [1]. In China, there are 476 types of termites recorded, which mainly endanger housing construction, reservoir dams, agricultural and forestry crops, cable traffic facilities, etc., and the damage to the south of the Yangtze River is more serious [2]. The annual economic losses caused by termites in our country are about 2 billion to 2.5 billion yuan. In my country