Reported Resistance Case(s)

Species: tetranychus urticae

Order	Family	Common Name(s)	Group	Host
acari	tetranychidae	twospotted spider mite	AG	cotton, fruits, vegetables, walnut, ornamentals

Active Ingredient: monocrotophos

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 6923224	Shaugnessy Code: 58901

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G2337	1974	Field Evolved Resistance	Poland	Lakocy, A. (1974). Communication to FAO.
G1754	1971	Field Evolved Resistance	France	Coulon, J. (1971). Toxicites comparees de diverses substances pour des acariens phytophages (Tetranychus urticae K.) resistants ou non au parathion ethyl.. Ann. Zool. Ecol. Anim., 3 69-78.

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