Reported Resistance Case(s)

Species: schizaphis graminum

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

Active Ingredient: parathion

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 56382	Shaugnessy Code: 57401

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G6596	2001	Unspecified	USA	Wilde. G.E., R.A. Shufran, S.D. Kindler, H.L. Brooks, and P.E. Sloderbeck. (2001). Distribution and abundance of insecticide resistance greenbugs (Homoptera: Aphididae) and validation of bioassays to assess resistance. J. Econ. Entomol., 94(2) 547-551.
G5944	1998	Unspecified	USA-- California-- San Joaquin Valley	Rider Jr.,D.S., S.M. Dobesh, and G.E. Wilde. (1998). Insecticide resistance in a novel laboratory- Produces Greenbug (Homoptera: Aphididae) Clone. Journal of Economic Entomology, 91(1) 30-33.

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