Reported Resistance Case(s)

Species: boophilus decoloratus

Order	Family	Common Name(s)	Group	Host
acari	ixodidae	blue tick	MED	livestock

Active Ingredient: fenvalerate

MOA: Sodium channel modulators, Pyrethroids, Pyrethrins, DDT
Group: PYR	CAS #: 51630581	Shaugnessy Code: 109301

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G4919	1987	Field Evolved Resistance	South Africa	Coetzee, B. B., Stanford, G. D. and Davis, D. A. (1987). Resistance by the blue tick (Boophilus decoloratus) to the synthetic pyrethroid fenvalerate.. Onderstepoort J. Vet. Res., 54 83-86.

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