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: sulfotep

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 3689245	Shaugnessy Code: 79501

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G1623	1970	Field Evolved Resistance	Finland	Markkula, M. and Tittanen, K. (1970). Two-spotted spider mite Tetranychus telarius L.. resistant to aldicarb. Ann. Entomol. Fenn., 36 191-92.
G692	1965	Field Evolved Resistance	Switzerland	Gasser 1965. (1965).

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