Reported Resistance Case(s)

Species: frankliniella occidentalis

Order	Family	Common Name(s)	Group	Host
thysanoptera	thripidae	western flower thrips	AG	cotton

Active Ingredient: thiamethoxam

MOA: Nicotinic Acetylcholine receptor agonists / antagonists, Neonicotinoids
Group: NICO	CAS #: 0	Shaugnessy Code: 0

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G22597	2023	Field Evolved Resistance	China-- Beijing	Shen, X. J., Chen, J. C., Cao, L. J., Ma, Z. Z., Sun, L. N., Gao, Y. F., Ma, L. J., Wang, J. X., Ren, Y. J., Cao, H. Q., Gong, Y. J., Hoffmann, A. A., & Wei, S. J. (2023). Interspecific and intraspecific variation in susceptibility of two co-occurring pest thrips, Frankliniella occidentalis and Thrips palmi, to nine insecticides. Pest management science, 79.
G21907	2023	Field Evolved Resistance	China	Shen, X. J., Chen, J. C., Cao, L. J., Ma, Z. Z., Sun, L. N., Gao, Y. F., Ma, L. J., Wang, J. X., Ren, Y. J., Cao, H. Q., Gong, Y. J., Hoffmann, A. A., & Wei, S. J. (2023). Interspecific and intraspecific variation in susceptibility of two co-occurring pest thrips, Frankliniella occidentalis and Thrips palmi, to nine insecticides.. Pest Management Science.
G16504	2014	Lab selected after field-evolved resistance**	China	Gao, C.-F., Ma, S.-M., Shan, C.-H., Wu, S.-F. (2014). Thiamethoxam resistance selected in the western flower thrips Frankliniella occidentalis (Thysanoptera: Thripidae): Cross-resistance patterns, possible biochemical mechanisms and fitness costs analysis. Pesticide Biochemistry and Physiology, 114 90-96.

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