Reported Resistance Case(s)

Species: helicoverpa zea

Order	Family	Common Name(s)	Group	Host
lepidoptera	noctuidae	corn earworm	AG

Active Ingredient: bifenthrin

MOA: Sodium channel modulators, Pyrethroids, Pyrethrins, DDT
Group: PYR	CAS #: 82657043	Shaugnessy Code: 128825

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G9936	2010	Field Evolved Resistance	USA-- Texas-- Uvalde County	Hopkins, B.W., Pietrantonio, P.V. (2010). Differential efficacy of three commonly used pyrethroids against laboratory and field-collected larvae and adults of Helicoverpa zea (Lepidoptera: Noctuidae) and significance for pyrethroid resistance management. Pest Management Science, 66 147-154.
G9656	2009	Field Evolved Resistance	USA-- Indiana-- Lafayette	Jacobson, A., Foster, R., Krupke, C., Hutchinson, W., Pittendrigh, B., Weinzierl, R. (2009). Resistance to Pyrethroid Insecticides in Helicoverpa zea (Lepodoptera: Noctuidae) in Indiana and Illinois. Journal of Economic Entomology, 102 2289-2295.
G9657	2009	Field Evolved Resistance	USA-- Indiana-- Vincennes	Jacobson, A., Foster, R., Krupke, C., Hutchinson, W., Pittendrigh, B., Weinzierl, R. (2009). Resistance to Pyrethroid Insecticides in Helicoverpa zea (Lepodoptera: Noctuidae) in Indiana and Illinois. Journal of Economic Entomology, 102 2289-2295.
G9658	2009	Field Evolved Resistance	USA-- Illinois-- Collinsville	Jacobson, A., Foster, R., Krupke, C., Hutchinson, W., Pittendrigh, B., Weinzierl, R. (2009). Resistance to Pyrethroid Insecticides in Helicoverpa zea (Lepodoptera: Noctuidae) in Indiana and Illinois. Journal of Economic Entomology, 102 2289-2295.
G9659	2009	Field Evolved Resistance	USA-- Indiana-- Lafayette	Jacobson, A., Foster, R., Krupke, C., Hutchinson, W., Pittendrigh, B., Weinzierl, R. (2009). Resistance to Pyrethroid Insecticides in Helicoverpa zea (Lepodoptera: Noctuidae) in Indiana and Illinois. Journal of Economic Entomology, 102 2289-2295.

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