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: permethrin

MOA:	Sodium channel modulators, Pyrethroids, Pyrethrins, DDT
Group:	PYR CAS #: 52645531 Shaugnessy Code: 109701

Resistance Case(s)

Case Id	Year of Report	Location	Reference
	1978	USA -- California	Roush, R. T. and Hoy, M. A. (1978). Relative toxicity of permethrin to a predator, Metaseiulus occidentalis and its prey, Tetranychus urticae. Environ. Entomol., 7, 287-88.
	1974	United Kingdom	Cranham, J. E. 1974b. Communication to FAO.