Abstract:

Objective To investigate the population and distribution of cockroaches in Wenzhou, China. Methods The density of cockroaches was monitored by sticky-trap method in different areas and industries to analyze the population, distribution, and seasonal fluctuation of cockroaches. Results Blattella germanica was the dominant species of cockroaches indoors in Wenzhou, accounting for 97.91% of all cockroaches. For industry, the density of cockroaches was the highest in restaurants (4.28 cockroaches/trap) and farmers'markets (3.33 cockroaches/trap). For area, the density of cockroaches was the highest in Dongtou Island (5.13 cockroaches/trap). The density of cockroaches reached the peak level in June and November. Conclusion Cockroach infestation is severe indoors in Wenzhou. It is necessary to enhance the monitoring and control of cockroaches.

Key words: Cockroach, Density, Monitoring

摘要：

目的 调查分析温州市蜚蠊种群及分布特征。方法 采用粘捕法在全市按地域和行业分布进行密度监测,分析蜚蠊种群、分布、季节消长等特征。结果 温州市室内以德国小蠊为优势种群,占97.91%;密度分布以餐饮业和农贸市场为高,分别为4.28和3.33只/张;同时海岛洞头在地域分布中密度最高,为5.13只/张;季节消长呈现6月和11月双高峰。结论 温州市室内蜚蠊侵害情况严重,应加强防制工作。

关键词: 蜚蠊, 密度, 监测