Reported Resistance Case(s)

Species: oxya chinensis

Order	Family	Common Name(s)	Group	Host
orthoptera	acridoidea	grasshopper	AG

Active Ingredient: demeton-S-methyl

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 8022002	Shaugnessy Code: 58701

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G10252	2007	Field Evolved Resistance	China-- Shaanxi-- Hanzhong	Wu, H., Yang, M., Guo, Y., Xie, Z., Ma, E. (2007). Comparisons of Malathion Susceptibility, Target Sensitivity, and Detoxification Enzyme Activity in Nine Field Populations of Oxya chinensis (Orthoptera: Acrididae). Journal of Economic Entomology, 100 1409-1415.
G10254	2007	Field Evolved Resistance	China-- Tianjin-- Baodi	Wu, H., Yang, M., Guo, Y., Xie, Z., Ma, E. (2007). Comparisons of Malathion Susceptibility, Target Sensitivity, and Detoxification Enzyme Activity in Nine Field Populations of Oxya chinensis (Orthoptera: Acrididae). Journal of Economic Entomology, 100 1409-1415.
G10255	2007	Field Evolved Resistance	China-- Shaanxi-- Changan	Wu, H., Yang, M., Guo, Y., Xie, Z., Ma, E. (2007). Comparisons of Malathion Susceptibility, Target Sensitivity, and Detoxification Enzyme Activity in Nine Field Populations of Oxya chinensis (Orthoptera: Acrididae). Journal of Economic Entomology, 100 1409-1415.
G10258	2007	Field Evolved Resistance	China-- Tianjin-- Jinnan	Wu, H., Yang, M., Guo, Y., Xie, Z., Ma, E. (2007). Comparisons of Malathion Susceptibility, Target Sensitivity, and Detoxification Enzyme Activity in Nine Field Populations of Oxya chinensis (Orthoptera: Acrididae). Journal of Economic Entomology, 100 1409-1415.

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