关键词: 蚊虫, 季节消长, 密度监测

Abstract:

Objective To study the population distribution of mosquitoes and their seasonality in Jilin province and to provide reference for controlling mosquito-borne diseases. Methods From May to October in 2015, light traps were used for mosquito density surveillance in the urban areas of nine cities in Jilin province. Results A total of 13 397 mosquitoes (4 species, 3 genera) were collected, Culex pipiens pallens was the predominant species, accounting for 46.33% of all mosquitoes. The annual average density of mosquitoes was 1.00 mosquito per hour. The seasonality of mosquitoes was unimodal, and the peak occurred in August. Conclusion The population distribution of mosquitoes and their seasonality in the urban areas of Jilin province were well documented in this study. Culex pipiens pallens was the predominant species of mosquitoes in urban, the park, the hospital and rural residential areas. Besides, Aedes vexans was also predominant species in the barns. It is recommended to carry out mosquito control from June to September in Jilin province.

Key words: Mosquito, Seasonality, Density surveillance