Reported Resistance Case(s)

Species: diabrotica virgifera

Order	Family	Common Name(s)	Group	Host
coleoptera	chrysomelidae	corn root worms	AG	corn

Active Ingredient: parathion-methyl

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 298000	Shaugnessy Code: 53501

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G6236	1999	Unspecified	USA	Scharf, M.E., L.J. Meinke, B.D. Siegfried, R.J. Wright, and L.D. Chandler. (1999). Carbaryl Susceptibility, Diagnostic Concentration Determination and Synergism for U.S. Populations of Western Corn Rootworm (Coleoptera: Chrysomelidae). Journal of Economic Entomology, 92(1) 33-39.
G5889	2003	Unspecified	USA-- Nebraska	Parimi, S, L.J. Meinke, T.M. Nowatzki, L.D. Chandler, B.W. French, and B.D. Siefried. (2003). Toxicity of Insecticide-Bait mixtures to insecticide resistant and suseptible western corn rootworms (Coleoptera: Chrysomelidae).. Crop Protection, 22 781-786.
G5660	1998	Unspecified	USA-- Nebraska-- Phelps	Meinke, L.J., B.D. Siegfried, R.J. Wright, and L.D. Chandler. (1998). Adult suseptibility of Nebraska Western Corn Rootworm (Coleoptera: Chrysomelidae) populations to selected insecticides.. Journal of Economic Entomology, 91(3) 594-600.
G5661	1998	Unspecified	USA-- Nebraska-- York	Meinke, L.J., B.D. Siegfried, R.J. Wright, and L.D. Chandler. (1998). Adult suseptibility of Nebraska Western Corn Rootworm (Coleoptera: Chrysomelidae) populations to selected insecticides.. Journal of Economic Entomology, 91(3) 594-600.

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