Resistance of Blattella germancia to commonly used insecticides in Chengdu Railway Bureau
WANG Hui
HE Yi-hong
HU Jun
LIU Xing
DU Li
Abstract：Objective To investigate the resistance of Blattella germanica to acephate,alphamethrin and imidacloprid in a community of Chengdu Railway Bureau for better control of cockroach infestation.Methods Cockroaches were placed in wide-mouthed bottles filmed with insecticides,and KT50 s were evaluated.Results The KT50s of acephate,alphamethrin and imidacloprid to field collected and lab reared populations of B.germaaica were 78.227 and 29.837 min,12.235 and 2.181 min,57.179 and 15.345 min respectively.B.germanica developed 2.622 2,5.610 and 3.726 folds resistance to the insecticides correspondingly.Conclusion B.germanica developed some resistance to acephate,alphamethrin and imidacloprid.
Keywords：Blattella germanciainsecticideresistancerailway
Publication Date：2017-01-01
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：3( 290-292 )