Reported Resistance Case(s)

Species: aphis gossypii

Order	Family	Common Name(s)	Group	Host
homoptera	aphididae	melon and cotton aphid	AG	cotton, vegetables

Active Ingredient: methomyl

MOA: Acetylcholine esterase inhibitors, Carbamates
Group: CAR	CAS #: 16752775	Shaugnessy Code: 90301

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G13511	2012	Lab selected after field-evolved resistance**	China-- Shandong	Shang, Q., Pan, Y., Fang, K., Jinghui, X., Brennan, J. (2012). Biochemical Characterization of acetylcholinesterase, cytochrome P450 and cross-resistance in an omethoate-resistant strain of Aphis gossypii Glover. Crop Protection, 31 15-20.
G5527	1994	Unspecified	USA-- Hawaii	Hollingsworth, R.G., B.E. Tabashnik, D.E. Ullman, M.W. Johnson, and R. Messing. (1994). Resistance of Aphis gossypii (Homoptera: Aphididae) to Insecticides in Hawaii: Spatial Patterns and Relation to Insecticide Use. Journal of Economic Entomology, 87(2) 293-300.

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