Investigation on the density and invasion situation of cockroaches in Dongying City in 2016
LIU Hui
FANG Jian-cun
WANG Hai-hong
Abstract：Objective To learn about species composition,population density,seasonal fluctuation and invasion situation of cockroaches,and provide scientific evidence for cockroach control in Dongying City.Methods Stick traps method was employed for monitoring cockroaches.Results Totally 4 641 cockroaches were captured in 2016.There were 4 585 of Blattella germanica,11 of Periplaneta japonica and 45 of Pycnoscelus surinamensis,accounting for 98.79％,0.24％ and 0.97％ respectively.The average density was 3.97 insects per trap;the invasion rate was 23.69％.Blattella germanica was the dominant species in Dongying.There was a small peak in May(3.42 pieces per trap),and reached a peak in August (5.60 pieces per trap).Conclusion The density and invasion rate of cockroaches were high in farmer's market and small eatery.On the basis of environmental management,it's necessary to implement comprehensive control and prevention methods with the combination of physical and chemical to reduce the density and invasion of cockroaches.
Keywords：cockroachmonitoringinvasion situation
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( 365-367 )