Kinetic disposition of an emulsifiable concentrate formulation of deltamethrin applied to sheep in a plunge-dip and its effect on lice.

Abstract

An emulsifiable concentrate formulation of the synthetic pyrethroid insecticide deltamethrin was applied in a plunge dip, 3 weeks after shearing, to a group of 5 Merino sheep infested with sheep body lice, Bovicola ovis. Deltamethrin concentrations on the wool were measured at regular intervals between 1 and 98 days after treatment and were not… (More)

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