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: deltamethrin

MOA: Sodium channel modulators, Pyrethroids, Pyrethrins, DDT
Group: PYR	CAS #: 52918635	Shaugnessy Code: 97805

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G6610	2001	Unspecified	Brazil	Nauen, R., N. Stumpf, A. Elbert, C.P.W. Zebitz, and W. Kraus. (2001). Acaricide toxicity and resistance in larvae of different strains of Tetranychus urticae and Panonychus ulmi (Acari: Tetranychidae). Pest Manag Sci, 57 253-261.

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