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: cyhalothrin

MOA: Sodium channel modulators, Pyrethroids, Pyrethrins, DDT
Group: PYR	CAS #: 91465086	Shaugnessy Code: 128897

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G20627	2017	Field Evolved Resistance	China-- Hebei-- Qiuxian County	Lidong Pan, Ming Shi, Jin Chen, Qi Wei and Congfen Gao. (2017). Resistance monitoring of larvae treated with Bt cotton and pesticides in Helicoverpa armigera (Lepidoptera: Noctuidae). Oriental Insects, 51 285-296.
G20626	2017	Field Evolved Resistance	China-- Hebei-- Qiuxian County	Lidong Pan, Ming Shi, Jin Chen, Qi Wei and Congfen Gao. (2017). Resistance monitoring of larvae treated with Bt cotton and pesticides in Helicoverpa armigera (Lepidoptera: Noctuidae). Oriental Insects, 51 285-296.
G20625	2017	Field Evolved Resistance	China-- Hebei-- Qiuxian County	Lidong Pan, Ming Shi, Jin Chen, Qi Wei and Congfen Gao. (2017). Resistance monitoring of larvae treated with Bt cotton and pesticides in Helicoverpa armigera (Lepidoptera: Noctuidae). Oriental Insects, 51 285-296.
G9915	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.
G7331	2005	Unspecified	China	Yang, E., Yang, Y., Wu, S., Wu, Y. (2005). Relative contribution of detoxifying enzymes to pyrethroid resistance in a resistant strain of Helicoverpa armigera. Journal of Applied Entomology, 129 (9/10) 521-525.
G5405	1992	Unspecified	China	Cen, W. (1992). Investigation on the Resisance Level of The Cotton Bollworm Heliothis armigera to Four Kinds of Pyrethroid Pesticides in China in 1991. Resistant Pest Management Newsletter, 4 17-21.

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