湛江民航机场白纹伊蚊幼虫季节性消长调查

The Investigtion on Seasonal Fluctuation of Aedes Albopictus Laeva in Zhanjiang Airport

目的:了解湛江民航机场白纹伊蚊幼虫季节消长情况,为防止登革热等蚊媒传染病传播提供依据。方法:用容器指数法。结果:共捕获白纹伊蚊幼虫536条,平均密度为3条每/勺;季节消长以5月为最高峰(容器指数为30％),9月出现一小高峰(容器指数为21％),最低为8月(容器指数为6％)。每季度均有一个月的空器指数高达或超过20％。一年四季都有白纹伊蚊生长繁殖。结论:湛江民航机场所属范围可能有登革热等蚊媒传染病传播的潜在危险。

The paper reported the investigation result of seasonal fluctuation of Aedes albopictus laeva from September 1998 to Aughst 1999 in Zhanjing airport. 563 Laevae of Aedes albopictus were caught,the average density was 3 laevas/lable. The high peak period and the low valley period of seasonal fluctuation were in May (the vessel index was 30//o)and in AugustCthe vessel index was 6%) ,respctively. There was a month in every season that the vessel index equaled or exceed 20%, Aedes albopictus grew and bred all the year round. The results showed it was a latent possibility for Dengue Fever to be propagated in Zhanjiang Airport.