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目的分析泰州市蟑螂密度变化规律,为制定防治对策提供科学依据。方法采用粘捕法。结果2009-2013年,泰州市市区全年各月均有蟑螂活动,蟑螂密度分别为0.86、1.14、1.04、1.39、1.69只/张,侵害率为5.79%、6.28%、6.00%、8.50%、10.46%。蟑螂侵害最高的环境为农贸市场,1-4月份密度相对持平,5月份开始上升,10-12月份高于其他月份,10份出现最高峰。蟑螂种类包括德国小蠊、美洲大蠊、黑胸大蠊3种,德国小蠊为绝对优势种,占99.32%。结论 2009-2013年蟑螂密度、侵害率呈上升趋势。今后要加强蟑螂防控,重点针对农贸市场和德国小蠊研究控制策略。
Objective To analyze the variation rule of cockroach density in Taizhou and provide scientific basis for formulating prevention and control measures. Method using sticky catch method. Results From 2009 to 2013, cockroaches were found in urban areas of Taizhou throughout the year. The density of cockroaches were 0.86, 1.14, 1.04, 1.39, and 1.69 respectively, with the infringement rates of 5.79%, 6.28%, 6.00% and 8.50% , 10.46%. The most damaging environment for cockroaches is the farmers’ market. The density is relatively flat in January-April and starts to rise in May. The highest level is found in 10 to December and the highest in 10 of the other months. Cockroach species include Blattella germanica, American cockroach and Blattella germanica, and Blattella germanica is the dominant species, accounting for 99.32%. Conclusion The density of cockroaches in 2009-2013 and the infested rate showed an upward trend. In the future to strengthen the prevention and control of cockroaches, focusing on farmers market and German cockroach research control strategy.