马铃薯甲虫在吉林省发生的可能性分析

马铃薯甲虫Ｌｅｐｔｉｕｏｔａｒｓａｄｅｃｅｍｌｉｎｅａｔａ（Ｓａｙ）是一种国际性的植物检疫害虫。此虫危害严重，传播途径复杂，寄主范围广，生态适应性强。马铃薯甲虫在美洲、欧洲、非洲和亚洲均有分布。目前，已蔓延到前苏联的滨海边区西南部，该发生区与吉林省接壤，地理纬度及温度等条件与我省接近。本文以此虫的分布与危害，吉林省所处的地理位置，寄主植物种类及其分布和环境条件等方面，探讨了马铃薯甲虫传入我省的危险性以及传入后生存的可能性，并提出了加强进口植物检疫，在边境地区定期开展疫情调查等控制策略。

AN ANALYSIS ON POSSIBILITY OF Leptiuotarsa decemlineata(Say)OCCURRENCE IN JILIN PROVINCE

Leptiuotarsa decemlineats(Say)is a kind of pest insect of international phytosanitary due to its serious harmfulness.Its spreading ways are complicated,its hosts are of wide range,and its ecologfical fitness is strong,It occurs widely in America,Europe,Africa and Asia.At Present,it has been spreadd southwest of the edge of seashire of Bresoviet Union,which is contiguous to Jilin Province and in which the iatitude and weather is similar to Jilin province,This easay discussed the dangerousness and the possibility of existance if Leptiuotarsa decemlineata(Say)spreads into Jinn province on the basis of its distribution and harmfulness,the geographic location of Jilin province,the kinds of its hosts and thecooditions of circumstances of its living,and put forward thd way of controlling its spreading by strengthening the phytosanitary of import,and by making the regular phytosanitaryinvestigation in the boundary area.