Reported Resistance Case(s)

Species: schizaphis graminum

Order	Family	Common Name(s)	Group	Host
homoptera	aphididae	greenbug	AG	sorghum

Active Ingredient: disulfoton

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 298044	Shaugnessy Code: 32501

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G5223	1990	Field Evolved Resistance	USA	Shotkoski, F.A., Z.B. Mayo, and L.L. Peters. (1990). Induced Disulfoton Resistance in Greenbugs (Homoptera: Aphididae). Journal of Economic Entomology, 83(6) 2147-2152.
G2688	1975	Field Evolved Resistance	USA	Teetes, G.L., A. Schaeffer, J.R. Gipson, R.C. McIntyre, and E.E. Latham. (1975). Greenbug Resistance to Organophosphorus Insecticides on the Texas High Plains. Journal of Economic Entomology, 68 214-216.

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