2009年北京市西城区病媒生物调查分析

目的了解2009年北京市西城区病媒生物的种群构成和季节消长情况,为病媒生物及媒介传染病防治工作提供依据和建议。方法成蚊密度调查采用CO2灯诱法;蝇密度调查采用笼诱法;鼠密度调查采用夹夜法;蟑螂密度调查采用粘捕法。结果蚊类主要为淡色库蚊(81.04%)和白纹伊蚊;蝇类主要为麻蝇(43.76%)、丝光绿蝇、丽蝇、家蝇和夏厕蝇;蟑螂均为德国小蠊;鼠类主要为褐家鼠和小家鼠,各占鼠总数的50%。8月下旬为蚊类活动高峰期;蝇类在5月下旬和8月下旬呈现2个活动高峰,以8月下旬最高;蟑螂在2月和9月呈现2个活动高峰,以9月最高;鼠类受春秋季灭鼠影响,季节性并不明显。结论淡色库蚊、麻蝇、德国小蠊、褐家鼠和小家鼠为优势种。蚊类、蝇类、蟑螂有明显的季节性,鼠类季节性不明显。

Vector investigation of Xicheng district in Beijing in 2009

Objective To investigate constitution and seasonal fluctuation of vector of Xicheng district in 2009,then provide scientific basis and proposal for vector control and prevention of vector-borne diseases. Methods Light trap,cage trap,mouse trap and mucilage glue trap were used to catch mosquitoes,flies,rodents and cockroaches respectively.Results The mosquitoes were mainly Culex pipiens pallens and Aedes albopictus,Culex pipiens pallens was 81.04%.The flies were mainly flesh fly,Lucilia sericata,Calliphorida...