Reported Resistance Case(s)

Species: tetranychus viennensis

Order	Family	Common Name(s)	Group	Host
acari	tetranychidae	hawthorn spider mite	AG	pear

Active Ingredient: parathion

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 56382	Shaugnessy Code: 57401

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G4951	1988	Field Evolved Resistance	China	Tang, Z. H., Gong, K. Y. and You, Z. P. (1988). Present status and countermeasures of insecticide resistance in agricultural pests in China.. Pestic. Sci., 23 189-198.

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