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: chlorpyrifos

MOA:	Acetylcholine esterase inhibitors, Organophophates
Group:	OP CAS #: 2921882 Shaugnessy Code: 59101

Resistance Case(s)

Case Id	Year of Report	Location	Reference
	2009	Pakistan -- Punjab -- Faisalabad	Aheer, G.M., Aziz, M.A., Hameed, A., Ali, A. (2009). Evaluation of resistance to different insecticides in field strains of Helicoverpa armigera (Lepidoptera: Noctuidae) in Punjab, Pakistan. Entomological Research, 39, 159-167.
	2007	Pakistan -- Punjab -- Bahawalpur	Aheer, G.M., Aziz, M.A., Hameed, A., Ali, A. (2009). Evaluation of resistance to different insecticides in field strains of Helicoverpa armigera (Lepidoptera: Noctuidae) in Punjab, Pakistan. Entomological Research, 39, 159-167.
	2007	Pakistan -- Punjab -- Multan	Aheer, G.M., Aziz, M.A., Hameed, A., Ali, A. (2009). Evaluation of resistance to different insecticides in field strains of Helicoverpa armigera (Lepidoptera: Noctuidae) in Punjab, Pakistan. Entomological Research, 39, 159-167.
	2007	Pakistan -- Punjab -- Faisalabad	Aheer, G.M., Aziz, M.A., Hameed, A., Ali, A. (2009). Evaluation of resistance to different insecticides in field strains of Helicoverpa armigera (Lepidoptera: Noctuidae) in Punjab, Pakistan. Entomological Research, 39, 159-167.
	2006	Pakistan -- Punjab -- Bahawalpur	Aheer, G.M., Aziz, M.A., Hameed, A., Ali, A. (2009). Evaluation of resistance to different insecticides in field strains of Helicoverpa armigera (Lepidoptera: Noctuidae) in Punjab, Pakistan. Entomological Research, 39, 159-167.
	2002	India -- Parbhani	Fakrudin, B., Vijaykumar, Krishnareddy, K.B., Patil, B.V., Kuruvinashetty, M.S. (2004). Status of Insecticide Resistance in Geographical Populations of Coton Bollworm, Helicoverpa armigera in South Indian Cotton Ecosystem During 2002-03. Resistant Pest Management Newsletter, 13(2).
	2002	India -- Guntur	Fakrudin, B., Vijaykumar, Krishnareddy, K.B., Patil, B.V., Kuruvinashetty, M.S. (2004). Status of Insecticide Resistance in Geographical Populations of Coton Bollworm, Helicoverpa armigera in South Indian Cotton Ecosystem During 2002-03. Resistant Pest Management Newsletter, 13(2).
	2002	India -- Madhira	Fakrudin, B., Vijaykumar, Krishnareddy, K.B., Patil, B.V., Kuruvinashetty, M.S. (2004). Status of Insecticide Resistance in Geographical Populations of Coton Bollworm, Helicoverpa armigera in South Indian Cotton Ecosystem During 2002-03. Resistant Pest Management Newsletter, 13(2).
	2002	India -- Dharwad	Fakrudin, B., Vijaykumar, Krishnareddy, K.B., Patil, B.V., Kuruvinashetty, M.S. (2004). Status of Insecticide Resistance in Geographical Populations of Coton Bollworm, Helicoverpa armigera in South Indian Cotton Ecosystem During 2002-03. Resistant Pest Management Newsletter, 13(2).
	2002	India -- Coimbatore	Fakrudin, B., Vijaykumar, Krishnareddy, K.B., Patil, B.V., Kuruvinashetty, M.S. (2004). Status of Insecticide Resistance in Geographical Populations of Coton Bollworm, Helicoverpa armigera in South Indian Cotton Ecosystem During 2002-03. Resistant Pest Management Newsletter, 13(2).
	2002	India -- Nanded	Fakrudin, B., Vijaykumar, Krishnareddy, K.B., Patil, B.V., Kuruvinashetty, M.S. (2004). Status of Insecticide Resistance in Geographical Populations of Coton Bollworm, Helicoverpa armigera in South Indian Cotton Ecosystem During 2002-03. Resistant Pest Management Newsletter, 13(2).
	2002	India -- Nalgonda	Fakrudin, B., Vijaykumar, Krishnareddy, K.B., Patil, B.V., Kuruvinashetty, M.S. (2004). Status of Insecticide Resistance in Geographical Populations of Coton Bollworm, Helicoverpa armigera in South Indian Cotton Ecosystem During 2002-03. Resistant Pest Management Newsletter, 13(2).
	2002	India -- Raichur	Fakrudin, B., Vijaykumar, Krishnareddy, K.B., Patil, B.V., Kuruvinashetty, M.S. (2004). Status of Insecticide Resistance in Geographical Populations of Coton Bollworm, Helicoverpa armigera in South Indian Cotton Ecosystem During 2002-03. Resistant Pest Management Newsletter, 13(2).
	2002	India -- Mysore	Fakrudin, B., Vijaykumar, Krishnareddy, K.B., Patil, B.V., Kuruvinashetty, M.S. (2004). Status of Insecticide Resistance in Geographical Populations of Coton Bollworm, Helicoverpa armigera in South Indian Cotton Ecosystem During 2002-03. Resistant Pest Management Newsletter, 13(2).
	1998	India -- Amaravati	Kranthi, K.R., D.R. Jadhav, S. Kranthi, R.R. Wanjari, S.S. Ali, and D.A. Russell. (2002). Insecticide resistance in five major insect pests of cotton in India. Crop Protection, 21, 449-460.
	1998	India -- Warangal	Kranthi, K.R., D.R. Jadhav, S. Kranthi, R.R. Wanjari, S.S. Ali, and D.A. Russell. (2002). Insecticide resistance in five major insect pests of cotton in India. Crop Protection, 21, 449-460.
	1998	India -- Andhra Pradesh -- Karimnagar	Kranthi, K.R., D.R. Jadhav, S. Kranthi, R.R. Wanjari, S.S. Ali, and D.A. Russell. (2002). Insecticide resistance in five major insect pests of cotton in India. Crop Protection, 21, 449-460.
	1998	India -- Guntur	Kranthi, K.R., D.R. Jadhav, S. Kranthi, R.R. Wanjari, S.S. Ali, and D.A. Russell. (2002). Insecticide resistance in five major insect pests of cotton in India. Crop Protection, 21, 449-460.
	1998	India -- Rangareddy	Kranthi, K.R., D.R. Jadhav, S. Kranthi, R.R. Wanjari, S.S. Ali, and D.A. Russell. (2002). Insecticide resistance in five major insect pests of cotton in India. Crop Protection, 21, 449-460.
	1998	India -- Nagpur	Kranthi, K.R., D.R. Jadhav, S. Kranthi, R.R. Wanjari, S.S. Ali, and D.A. Russell. (2002). Insecticide resistance in five major insect pests of cotton in India. Crop Protection, 21, 449-460.
	1998	India -- Akola	Kranthi, K.R., D.R. Jadhav, S. Kranthi, R.R. Wanjari, S.S. Ali, and D.A. Russell. (2002). Insecticide resistance in five major insect pests of cotton in India. Crop Protection, 21, 449-460.
	1998	India -- Andhra Pradesh -- Medak	Kranthi, K.R., D.R. Jadhav, S. Kranthi, R.R. Wanjari, S.S. Ali, and D.A. Russell. (2002). Insecticide resistance in five major insect pests of cotton in India. Crop Protection, 21, 449-460.
	1998	India -- Andhra Pradesh -- Khammam	Kranthi, K.R., D.R. Jadhav, S. Kranthi, R.R. Wanjari, S.S. Ali, and D.A. Russell. (2002). Insecticide resistance in five major insect pests of cotton in India. Crop Protection, 21, 449-460.
	1998	India -- Prakasam	Kranthi, K.R., D.R. Jadhav, S. Kranthi, R.R. Wanjari, S.S. Ali, and D.A. Russell. (2002). Insecticide resistance in five major insect pests of cotton in India. Crop Protection, 21, 449-460.
	1998	India -- Sirsa	Kranthi, K.R., D.R. Jadhav, S. Kranthi, R.R. Wanjari, S.S. Ali, and D.A. Russell. (2002). Insecticide resistance in five major insect pests of cotton in India. Crop Protection, 21, 449-460.
	1998	India -- Nagpur	Kranthi, K.R., D.R. Jadhav, S. Kranthi, R.R. Wanjari, S.S. Ali, and D.A. Russell. (2002). Insecticide resistance in five major insect pests of cotton in India. Crop Protection, 21, 449-460.
	1996	India -- Dharwad	Kranthi, K.R., D.R. Jadhav, S. Kranthi, R.R. Wanjari, S.S. Ali, and D.A. Russell. (2002). Insecticide resistance in five major insect pests of cotton in India. Crop Protection, 21, 449-460.
	1995	Pakistan	Ahmad, M., M.I. Arif, and Z. Ahmad. (1995). Monitoring Insecticide Resistance of Helicoverpa armigera (Lepidoptera: Noctuidae) in Pakistan. Journal of Economic Entomology, 88(4), 771-776.