Reported Resistance Case(s)

Species: rhipicephalus microplus

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

Active Ingredient: chloromethiuron

MOA: Unknown Mode of Action (general), Undetermined MOA
Group: THIOUR	CAS #: 28217-97-2	Shaugnessy Code: 0

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G4019	1981	Field Evolved Resistance	Australia-- Queensland	Nolan, J. (1981). Current developments in resistance to amidine and pyrethroid tickicides in Australia.. In: Whitehead, G. B. and Gibson, J. D. Tick Biology and Control. Tick Res. Unit, Rhodes Univ., Grahamstown, So. Africa, pp. 109-14.

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