海口地区蚊种分布及病毒鉴定

Investigation of mosquito species and mosquito borne arboviruses in Haikou, China

目的了解海南省海口地区蚊虫种类分布及其病毒携带情况,为相关蚊媒疾病防制提供科学依据。方法 2010年6-11月选择海口市区及4个区不同生境作为蚊虫监测点,利用电动吸蚊器法对不同生境进行蚊虫采集,将捕捉蚊虫带回实验室进行分类和病毒分离鉴定。结果共捕获蚊虫8425只,其中三带喙库蚊占捕获蚊虫总数的68.87%,致倦库蚊占20.21%,中华按蚊占6.64%,骚扰阿蚊占4.28%;分离鉴定出盖塔病毒和版纳病毒各1株。结论依据海口地区蚊虫的生态学特点做好防蚊、灭蚊工作,为防制相关虫媒传染病的发生做好有效预防。

Objective To investigate the species of mosquitoes and mosquito borne arboviruses in Haikou, Hainan province, China, and to provide a scientific basis for the prevention and control of mosquito borne diseases. Methods Mosquito samples were collected using electric mosquito traps in Haikou city and other four districts （with different habitats） from June to November in 2010; the mosquito samples were classified in the laboratory, and viruses were isolated from them and then identified. Results A total of 8425 mosquitoes were captured. Of all these mosquitoes, 68.87% were Culex tritaeniorhynchus, 20.21% were Cx. pipiens quinquefasciatus, 6.64% were Anopheles sinensis, and 4.28% were Armigeres subalbatus. One strain of Getah virus and one strain of Banna virus were isolated from the mosquito samples. Conclusion The prevention and control of mosquitoes should be carried out according to the ecological characteristics of mosquitoes in Haikou, so as to effectively prevent mosquito borne infectious diseases.