清远市市区蟑螂消长趋势及种群构成调查分析

目的　了解清远市市区各蟑螂种群的消长规律及种群构成,为制定以生态学为基础的综合性蟑螂类防治措施和降低蟑螂的侵害提供科学依据。方法　在 2002~2004年,通过粘捕方式,将捕获的蟑螂类进行分类,统计数量。结果　清远市市区蟑螂类以美洲大蠊和德国小蠊为优势种群,其次分别是澳洲大蠊、褐斑大蠊和黑胸大蠊。2003~2004年清远市市区几种主要蟑螂类的监测数量除黑胸大蠊外,其余均有明显下降的趋势。结论　清远市市区蟑螂类防治情况有了明显改观,防治应提倡综合治理方针策略与加强市民的公共卫生意识相结合。

Investigation and analysis of cockroach growth and decay trend in Qingyuan city

Objective To learn the growth and decay regulation of cockroach population and its compon ent, provide the science basis for making a synthesis cockroach controlling mea sure which was based on ecology. Methods Catching the cockr oach by glue method and then classify, statistic the quantity. Results P.americanaand B. germanica were the advantage groups in Qingyuan city .Then they were Perip laneta australasia,P.brunnea and P. fuliginosa. The quantity of cockr oaches descended except P.fuliginosa from the year of 2002 to 2 004. Conclusion The situation for preventing cockroach at present looked obviously improved.The prevention and cure should promote to combine th e strategy of synthesise management with the public hygienic consciousness toget her.