摘要
目的了解大同市城区蟑螂侵害状况。方法在2006～2007年,通过粘捕方法,将捕获的蟑螂进行分类,统计数量。结果大同市城区蟑螂种类以德国小蠊为优势种群,总侵害率为77.83%。侵害率较高的为农贸市场(93.59%)、居民区(84.37%)、餐饮业(80.34%)。蟑螂平均密度为10.1只/张,其中密度最高是农贸市场,为21.6只/张。每年2～6月粘蟑数量较多,蟑螂密度及侵害率也较高。结论大同市城区蟑螂侵害严重,防治蟑螂工作必须尽快落实。
Objective To understand the invasion state of cockroach in Datong city for the further prevention and control. Methods Catching the cockroach by glue method and then classifying, counting the quantity. Results Blattella germanica was predominant species in Datong city. Average invasion rate was as high as 77. 83% in 2006 -2007. The invasion rates were higher in terminal markets （93.59%）, residential areas （84. 37% ）, restaurants （80. 34% ）. The average cockroach density was 10. 1 pieces per sheet. The terminal markets had the highest cockroach density（21.6 pieces per sheet）. The seasonal fluctuation of cockroach had obvious regulation. The higher cockroach invasion rates and density indices were found from February to June. Conclusion The urban area in Datong city are seriously invaded by cockroach. The works of prevention and control of cockroach should be put into effect immediately.
出处
《中华卫生杀虫药械》
CAS
2009年第2期147-149,共3页
Chinese Journal of Hygienic Insecticides and Equipments
关键词
蟑螂
侵害
消长趋势
cockroach
invading
growth and decay trend
