和田原本是个较为闭塞的落后农业区 ,由于特殊的地理位置和生态条件 ,有害生物种类相对少。随着经济的繁荣 ,人们生产、生活条件的改善特别是交通运输事业的飞速发展 ,区外有害生物传入机会越来越多。本地区原来不存在的从别的地域传入有害生物 ,称之为侵入型有害生物。1　和田 Wada was originally a relatively obstructed and backward agricultural area, due to its special geographical location and ecological conditions, the pest species are relatively few. With the economic prosperity, the improvement of people’s production and living conditions, especially the rapid development of transportation and transportation, the chances of introduction of pests outside the region are increasing. Pests introduced from other areas in the region that did not exist originally are called invasive pests. 1 Wada