Reported Resistance Case(s)

Species: boophilus decoloratus

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

Active Ingredient: pyrethrins

MOA: Sodium channel modulators, Pyrethroids, Pyrethrins, DDT
Group: PYR	CAS #: 8003347	Shaugnessy Code: 69000

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G197	1959	Field Evolved Resistance	South Africa	Whitehead, G. B. (1959). Pyrethrum resistance conferred by resistance to DDT in the blue tick.. Nature (Lond.), 184 378.

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