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Veterinary information to support practice, based on evidence and continuing education

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Abstract

A study was conducted at the USDA-ARS, Cattle Fever Tick Research Laboratory, Mission, Texas, USA, to determine the efficacy of a 0.05 and 0.1% microencapsulated permethrin formulation applied as a whole-body spray, in a standard dip vat, and in a laboratory bioassay against B. microplus on cattle. ...

Author(s)
Ahrens, E. H.; Davey, R. B.; George, J. E.; Hunter, J. S., III
Citation
Southwestern Entomologist, 1998, 23, 1, pp 25-30
Abstract

A study was conducted to determine the efficacy of cyhalothrin and lambda-cyhalothrin as a whole-body spray and lambda-cyhalothrin as a pour-on application on cattle infested with B. microplus. A laboratory bioassay was also done with both spray formulations. Cattle were infested with all parasitic ...

Author(s)
Davey, R. B.; Ahrens, E. H.; George, J. E.
Citation
Journal of Economic Entomology, 1992, 85, 6, pp 2286-2290
Abstract

The effectiveness of coumaphos (CoRal Flowable) applied by 3 different treatment methods (dipping vat, spray-dip and power spray) to cattle infested with parasitic stages (adult, nymphal and larval) of B. microplus was studied in Texas, USA. Both the number of ticks per calf and the index of...

Author(s)
Davey, R. B.; Ahrens, E. H.; George, J. E.
Citation
Journal of Agricultural Entomology, 1997, 14, 1, pp 45-54
Abstract

The pyrethroid Bayticol (flumethrin) was tested as a pour-on and whole-body spray for the control of Boophilus annulatus on cattle in Texas. Each animal in the untreated, pour-on and spray treatment groups were infested with larvae, nymphs and adults at the time of treatment. Based upon the index...

Author(s)
Ahrens, E. H.; Davey, R. B.; George, J. E.; Cooksey, L. M.
Citation
Journal of Economic Entomology, 1988, 81, 4, pp 1133-1136