Reported Resistance Case(s)

Species: leptinotarsa decemlineata

Order	Family	Common Name(s)	Group	Host
coleoptera	chrysomelidae	colorado potato beetle	AG	eggplant, pepper, potato, tomato

Active Ingredient: methidathion

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 950378	Shaugnessy Code: 100301

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G3915	1981	Field Evolved Resistance	Canada-- Quebec	Harris, C. R. and Svec, H. J. (1981). Colorado potato beetle resistance to carbofuran and several other insecticides in Quebec.. J. Econ. Entomol., 74 421-24.
G3570	1980	Field Evolved Resistance	USA-- Connecticut	Hare, J. D. (1980). Contact toxicities of ten insecticides to Connecticut populations of the Colorado potato beetle.. J. Econ. Entomol., 73 230-31.
G3575	1980	Field Evolved Resistance	USA-- New York	Semel, M. (1980). Personal communication.
G2177	1974	Field Evolved Resistance	Poland	Lakocy, A. (1974). Communication to FAO.

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