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: selenium sulfide

MOA: Unknown Mode of Action (general), Undetermined MOA
Group: INORG	CAS #: 7446-34-6	Shaugnessy Code: 72003

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G10	1943	Field Evolved Resistance	USA-- Eastern	Quayle, H. J. (1943). The increase in resistance in insects to insecticides.. J. Econ. Entomol., 36 493-500.

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