Reported Resistance Case(s)

Species: diabrotica virgifera

Order	Family	Common Name(s)	Group	Host
coleoptera	chrysomelidae	western corn rootworm	AG	corn

Active Ingredient: heptachlor

MOA: GABA-gated chloride channel antagonists, Cyclodiene organochlorines
Group: CYCLO	CAS #: 76-44-8	Shaugnessy Code: 44801

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G2597	1974	Field Evolved Resistance	USA-- Minnesota	Cutkomp, L.K. (1974). Communication to FAO.
G2598	1974	Field Evolved Resistance	USA-- South Dakota	Walstrom 1974. (1974).
G1448	1968	Field Evolved Resistance	USA-- Illinois	Sechriest, R.E. (1968). In: FAO 1969.
G910	1965	Field Evolved Resistance	USA-- Kansas	Knutson, H. (1965). In: FAO 1967.
G913	1965	Field Evolved Resistance	USA-- Nebraska	Howe, W.L. (1965). In: FAO 1967.
G420	1963	Field Evolved Resistance	USA-- Iowa	Ball, H. J. and Weekman, G. T. (1963). Differential resistance of corn rootworms to insecticides in Nebraska and adjoining states.. J. Econ. Entomol., 56 553-55.

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