Reported Resistance Case(s)

Species: rhipicephalus microplus

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

Active Ingredient: carbophenothion

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 786196	Shaugnessy Code: 58102

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G528	1964	Field Evolved Resistance	Australia-- Queensland	Shaw, R. D. and Malcolm, H. A. (1964). Resistance of Boophilus microplus to organophosphours insecticides.. Vet. Rec., 76 210-11.

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