Addition of a surfactant to water increases the acaricidal activity of extracts of some plant species used to control ticks by Zimbabwean smallholder farmers

摘要

Corrected mortality (%) of tick larvae exposed to crude water and water with surfactant extracts (100 mg/mL) of six plant species and Amitraz (2 mL/L, ; 0.002%) (  = 4)