义乌地区蚊媒传染病主要传播媒介分布区初步调查  

Preliminary investigation on vectors of mosquito-borne diseases in Yiwu,Zhejiang

作　　者：陈明[1] 吴因平 朱桂仁 冯霞燕 杨天赐[2] 

机构地区：[1]义乌市疾病预防控制中心病媒监测与消杀科,浙江义乌322000 [2]浙江省疾病预防控制中心病媒生物防制所,杭州310051

出　　处：《中国媒介生物学及控制杂志》2011年第6期581-583,共3页Chinese Journal of Vector Biology and Control

基　　金：浙江省医药卫生优秀青年科技人才专项基金(2010QNA008)~~

摘　　要：目的掌握义乌地区在登革热暴发流行后存在哪些蚊媒传染病主要传播媒介及其地理分布,为科学防控蚊媒传染病主要病媒生物提供理论依据。方法随机抽样调查,蚊幼主要采用勺捕法(Dipper),成蚊使用诱蚊灯法。结果本次蚊虫孳生地调查与成蚊监测,共发现2亚科4属8种。根据光诱捕器监测结果,淡色库蚊是该地区主要优势种,覆盖13个镇(街)234个村。而蚊幼孳生地调查结果显示,白纹伊蚊是该地区唯一的登革热主要传播媒介,主要分布于10个镇(街)18个村,是本次义乌地区登革热大面积暴发流行的助燃剂,占蚊幼采集量的51.7%;其次是三带喙库蚊,而新发现的小拟态库蚊等捕获量有限。结论一些蚊媒传染病主要传播媒介在义乌地区广为分布,部分区域种群密度较高,今后应加强该地区蚊虫孳生地清理工作,从源头上有效切断蚊媒传染病主要传播途径,从而为当地蚊媒传染病传播媒介预防控制工作奠定坚实的理论基础。Objective To identify the major vectors of mosquito-borne diseases and their geographic distribution after the outbreak of dengue fever （DF） in Yiwu, providing basis for further prevention and control. Methods Light traps and dippers were used to collect mosquito adults and larvae, respectively, based on random sampling. Results At least 8 species in 4 genera belonging to 2 subfamilies were found in the region. Culex pipiens pallens coquillett was the dominant species found in 234 villages and 13 towns. Although there were few Aedes albopictus （Skuse） and other species collected from the traps, it was the only vector of DF in Yiwu that distributed in 10 towns and 18 villages, a result of the breeding place survey on mosquito larvae. Ae. albopictus larvae accounted for the highest proportion （51.7%） of the mosquito population, followed by Cx. tritaeniorhynchus, while other species including Cx. mimulus were limited. Conclusion In view of the widely distributed vectors of mosquito-borne diseases in Yiwu and regional concentration of high density, breeding sites should be eliminated to cut off the primary transmission route of vector-borne diseases in order to lay a sound foundation for further prevention and control.

关 键 词：蚊媒传染病 蚊虫 孳生地调查 优势种 空间分布 

分 类 号：R384.1[医药卫生—医学寄生虫学]