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目的掌握大连市蜚蠊种群分布和季节消长等动态变化规律。方法统一使用粘捕盒诱捕。结果全市共有3种蜚蠊分布,其中德国小蠊为优势种,占96.89%;日本大蠊和黑胸大蠊所占比例较小,分别为3.02%和0.09%。蜚蠊以7-10月为其活动高峰期。行业分布以农贸市场密度最高,其他依次为居民区、餐饮业、宾馆、医院。结论德国小蠊现已成为大连市主要优势种,应将其列为今后防治的重点。
Objective To grasp the dynamics of cockroach population distribution and seasonal fluctuation in Dalian. Method unified use of catching box trapping. Results There were 3 kinds of cockroaches distributed in the whole city, among them, German cockroach was the dominant species, accounting for 96.89%; Japanese cockroach and black cockroach accounted for a small proportion of 3.02% and 0.09% respectively. Cockroach in July-October as its peak activity. Industry distribution to the highest density of farmers market, followed by residential areas, restaurants, hotels, hospitals. Conclusion Blattella germanica has become the main dominant species in Dalian and should be listed as the focus of future prevention and treatment.