关键词: 德国小蠊, 拟除虫菊酯, 抗性

Abstract: Objective To investigate the resistance of Blattella germanica to Deltamethrin and Cypermethrin on ships.Methods Pesticide smeared jam bottle was used.Results Resistance coefficients of the two pyrethroids from eight sites were 1.00-13.60 and 0.97-11.55 respectively,the death rates after 72 hours were 79%-100%.Conclusion Middle to high resistance of Blattella germanica from Fujian to the two pyrethroids were shown and the trend was increasing in some investigated sites.Pyrethroids used to control Blattella germanica on ships should be attended.