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: cyenopyrafen

MOA: Mitochondrial complex II electron transport inhibitors, Beta-Ketonitrile derivatives
Group: PYZ	CAS #: 560121-52-0	Shaugnessy Code: 0

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G19991	2018	Field Evolved Resistance	China-- Heilongjiang-- Harbin	Xu, D., He,Y., Zhang, Y., Xie, W., Wu, Q. and Wang, S. (2018). Status of pesticide resistance and associated mutations in the two-spotted spider mite, Tetranychus urticae, in China. Pesticide Biochemistry and Physiology , 150 89-96.
G20000	2018	Field Evolved Resistance	China-- Beijing-- Shunyi	Xu, D., He,Y., Zhang, Y., Xie, W., Wu, Q. and Wang, S. (2018). Status of pesticide resistance and associated mutations in the two-spotted spider mite, Tetranychus urticae, in China. Pesticide Biochemistry and Physiology , 150 89-96.
G16225	2013	Lab selected after field-evolved resistance**	Japan-- Nara-- Heguri	Sugimoto, N., Osakabe M. (2013). Cross-resistance between cyenopyrafen and pyridaben in the twospotted spider mite Tetranychus urticae (Acari: Trtranychidae). Pest Management Science, 70 1090-6.
G16226	2013	Lab selected after field-evolved resistance**	Japan-- Nara-- Heguri	Sugimoto, N., Osakabe M. (2013). Cross-resistance between cyenopyrafen and pyridaben in the twospotted spider mite Tetranychus urticae (Acari: Trtranychidae). Pest Management Science, 70 1090-6.
G16430	2013	Lab selected after field-evolved resistance**	Japan-- Nara-- Heguri	Sugimoto, N., Osakabe M. (2013). Cross-resistance between cyenopyrafen and pyridaben in the twospotted spider mite Tetranychus urticae (Acari: Trtranychidae). Pest Management Science, 70 1090-6.
G16431	2013	Lab selected after field-evolved resistance**	Japan-- Nara-- Heguri	Sugimoto, N., Osakabe M. (2013). Cross-resistance between cyenopyrafen and pyridaben in the twospotted spider mite Tetranychus urticae (Acari: Trtranychidae). Pest Management Science, 70 1090-6.

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