Reported Resistance Case(s)

Species: rhipicephalus microplus

Order	Family	Common Name(s)	Group	Host
acari	ixodidae	southern/tropical cattle tick	MED	cattle

Active Ingredient: BHC/cyclodienes - Unspecified In Literature

MOA: GABA-gated chloride channel antagonists, Cyclodiene organochlorines
Group: CYCLO	CAS #: 0	Shaugnessy Code: 0

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G3305	1976	Field Evolved Resistance	Colombia	Wharton, R. H. (1976). Tick-borne livestock diseases and their vectors: Part 5.. Acaricide resistance and alternative methods of tick control. World Anim. Rev., 20 8-15.
G3306	1976	Field Evolved Resistance	Ecuador	Wharton, R. H. (1976). Tick-borne livestock diseases and their vectors: Part 5.. Acaricide resistance and alternative methods of tick control. World Anim. Rev., 20 8-15.
G3307	1976	Field Evolved Resistance	Malaysia	Wharton, R. H. (1976). Tick-borne livestock diseases and their vectors: Part 5.. Acaricide resistance and alternative methods of tick control. World Anim. Rev., 20 8-15.
G3308	1976	Field Evolved Resistance	France-- Martinique	Wharton, R. H. (1976). Tick-borne livestock diseases and their vectors: Part 5.. Acaricide resistance and alternative methods of tick control. World Anim. Rev., 20 8-15.
G3309	1976	Field Evolved Resistance	Trinidad	Wharton, R. H. (1976). Tick-borne livestock diseases and their vectors: Part 5.. Acaricide resistance and alternative methods of tick control. World Anim. Rev., 20 8-15.
G3310	1976	Field Evolved Resistance	Tobago	Wharton, R. H. (1976). Tick-borne livestock diseases and their vectors: Part 5.. Acaricide resistance and alternative methods of tick control. World Anim. Rev., 20 8-15.
G1293	1967	Field Evolved Resistance	France-- Guadeloupe	Morel, P. C. (1967). Etude sur les tiques du betail en Guadeloupe et Martinique III.. Rev. Elev. Med. Vet. Pays Trop., 20 451.
G527	1964	Field Evolved Resistance	India	Chaudhury, R. P. and Naithani, R. C. (1964). Resistance to BHC in the cattle tick Boophilus microplus.. Can. Bull. Entomol. Res., 55 405-10.
G429	1963	Field Evolved Resistance	Madagascar	Uilenberg, G. (1963). Resistance a l' hexachlorocyclohexane d'une souche de la tique Boophilus microplus (Canestrini) a Madagascar.. Essais preliminaries sur sa sensibilite a quelques autres ixodicides. Rev. Elev., 16 137-46.

*The population was created solely by selection and/or genetic manipulation.
**The population was selected further in the laboratory after collection.