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目的了解陕西省流行性乙型脑炎高发区养殖场所蚊虫密度及种群构成。方法人工小时法。结果共捕获成蚊6 402只,平均蚊密度为241.58只/人工小时,以三带喙库蚊为优势种,构成比为80.68%;三带喙库蚊、骚扰阿蚊、中华按蚊的平均密度分别为194.91、38.26、8.42只/人工小时。结论针对控制乙脑的灭蚊活动不应忽视养殖场所。
Objective To understand the mosquito density and population composition of farms with high incidence of Japanese encephalitis in Shaanxi Province. Method of artificial hour method. Results A total of 6 402 adult mosquitoes were collected, with an average mosquito density of 241.58 / artificial hours. The dominant species was Culex tritaeniorhynchus, with a composition ratio of 80.68%. The average of Culex tritaeniorhynchus, Densities were 194.91,38.26,8.42 / artificial hour. Conclusion The breeding sites should not be neglected for controlling mosquitoes in JE.