Reported Resistance Case(s)

Species: helicoverpa armigera

Order	Family	Common Name(s)	Group	Host
lepidoptera	noctuidae	cotton bollworm	AG	cotton, corn, sorghum, tomato

Active Ingredient: tau-fluvalinate

MOA: Sodium channel modulators, Pyrethroids, Pyrethrins, DDT
Group: PYR	CAS #: 102851-06-9	Shaugnessy Code: 109302

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G9914	2007	Lab selected after field-evolved resistance**	China-- Jiangsu-- Fengxie	Tan, J., McCaffery, A.R. (2007). Efficacy of various pyrethroid structures against a highly metabolically resistant isogenic strain of Helicoverpa armigera (Lepidoptera: Noctuidae) from China. Pest Management Science, 63 960-968.

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