Article
The prevalence of pyrethroid resistance phenotype and genotype in Rhipicephalus (Boophilus) microplus in Yucatan, Mexico.
Veterinary parasitology - 23 Mar 2012
Rodriguez-Vivas R I, Hodgkinson J E, Rosado-Aguilar J A, Villegas-Perez S L, Trees A J
Abstract excerpt
A field survey was conducted to evaluate susceptibility of Rhipicephalus (Boophilus) microplus to cypermethrin on 49 farms in three areas of Yucatan, Mexico. The modified larval packet test was used to evaluate larval mortality at different cypermethrin concentrations. Dose-mortality regressions, lethal concentrations (LC(50)-LC(99)), confidence intervals and slope were estimated by probit analysis. Phenotype was...
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