Reported Resistance Case(s)

Species: spodoptera exigua

Order	Family	Common Name(s)	Group	Host
lepidoptera	noctuidae	beet army worm, lesser army worm	AG	cotton, tomato, celery, lettuce, cabbage and alfalfa

Active Ingredient: deltamethrin

MOA: Sodium channel modulators, Pyrethroids, Pyrethrins, DDT
Group: PYR	CAS #: 52918635	Shaugnessy Code: 97805

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G20328	2019	Lab selected*	China-- Hubei-- Jingzhou	Hafeez, M., Liu, S., Jan, S., Ali, B., Shahid, M., Fernández-Grandon, G. M., Nawaz, M., Ahmada, A. and Wang, M. (2019). Gossypol-induced fitness gain and increased resistance to deltamethrin in beet armyworm, Spodoptera exigua (Hübner). Pest Management Science, 75 683-693.
G20327	2019	Lab selected*	China-- Hubei-- Jingzhou	Hafeez, M., Liu, S., Jan, S., Ali, B., Shahid, M., Fernández-Grandon, G. M., Nawaz, M., Ahmada, A. and Wang, M. (2019). Gossypol-induced fitness gain and increased resistance to deltamethrin in beet armyworm, Spodoptera exigua (Hübner). Pest Management Science, 75 683-693.
G14865	2012	Field Evolved Resistance	Pakistan-- Lodhran	Ishtiaq, M., Saleem, M. A., Wright, D.J. (2012). Stability, Cross-resistance and Effect of Synergists, PBO and DEF, on Deltamethrin Resistant Strain of Spodoptera exiqua (Lepidoptera: Noctuidae) from Pakistan. Pakistan Journal of Zoology, 44 1677-1682.
G13374	2012	Field Evolved Resistance	Pakistan-- Punjab-- Dunyapur	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G12917	2011	Field Evolved Resistance	Pakistan-- Punjab-- Dera Ghazi Khan	Ishtiaq M., and Mushtaq A. Saleem. (2011). Generating Susceptible Strain and Resistance Status of Field Populations of Spodoptera exigua (Lepidoptera:Noctuidae) Against some Conventional and New Chemistry Insectivides in Pakistan. Journal of Economic Entomology, 104 1343-1348.
G13363	2012	Field Evolved Resistance	Pakistan-- Khanewal	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G13367	2012	Field Evolved Resistance	Pakistan-- Khanewal	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G13368	2012	Field Evolved Resistance	Pakistan-- Khanewal	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G13369	2012	Field Evolved Resistance	Pakistan-- Punjab-- Shujabad	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G13370	2012	Field Evolved Resistance	Pakistan-- Punjab-- Shujabad	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G13371	2012	Field Evolved Resistance	Pakistan-- Punjab-- Shujabad	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G13372	2012	Field Evolved Resistance	Pakistan-- Punjab-- Dunyapur	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G13373	2012	Field Evolved Resistance	Pakistan-- Punjab-- Dunyapur	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G13375	2012	Field Evolved Resistance	Pakistan-- Punjab-- Lodhran	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G13376	2012	Field Evolved Resistance	Pakistan-- Punjab-- Lodhran	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G13377	2012	Field Evolved Resistance	Pakistan-- Punjab-- Lodhran	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G13378	2012	Field Evolved Resistance	Pakistan-- Punjab-- Vehari	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G13379	2012	Field Evolved Resistance	Pakistan-- Punjab-- Vehari	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G13380	2012	Field Evolved Resistance	Pakistan-- Punjab-- Vehari	Ishtiaq, M., Mushtaq, A., and Razaq, M. (2012). Monitoring of resistance in Spodoptera exigua (Lepidoptera: Noctuidae) from four districts of the Southern Punjab, Pakistan to four conventional and six new chemistry insecticides. Crop Proctection , 33 13-20.
G14871	2012	Lab selected after field-evolved resistance**	Pakistan-- Lodhran	Ishtiaq, M., Saleem, M. A., Wright, D.J. (2012). Stability, Cross-resistance and Effect of Synergists, PBO and DEF, on Deltamethrin Resistant Strain of Spodoptera exiqua (Lepidoptera: Noctuidae) from Pakistan. Pakistan Journal of Zoology, 44 1677-1682.
G11355	2010	Field Evolved Resistance	Pakistan-- Punjab-- multan	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11356	2010	Field Evolved Resistance	Pakistan-- Punjab-- multan	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11354	2010	Field Evolved Resistance	Pakistan-- Punjab-- multan	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11338	2010	Field Evolved Resistance	Pakistan-- Punjab-- Lar	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11339	2010	Field Evolved Resistance	Pakistan-- Punjab-- shershah	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11340	2010	Field Evolved Resistance	Pakistan-- Punjab-- khokhran	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11341	2010	Field Evolved Resistance	Pakistan-- Punjab-- Shujabad	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11342	2010	Field Evolved Resistance	Pakistan-- Punjab-- Bosan	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11343	2010	Field Evolved Resistance	Pakistan-- Punjab-- khanewal	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11344	2010	Field Evolved Resistance	Pakistan-- Punjab-- kabirwala	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11345	2010	Field Evolved Resistance	Pakistan-- Punjab-- lodhran	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11346	2010	Field Evolved Resistance	Pakistan-- Punjab-- vehari	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11347	2010	Field Evolved Resistance	Pakistan-- Punjab-- mailsi	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11348	2010	Field Evolved Resistance	Pakistan-- Punjab-- khanewal	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11349	2010	Field Evolved Resistance	Pakistan-- Punjab-- lar	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11350	2010	Field Evolved Resistance	Pakistan-- Punjab-- khokhran	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11351	2010	Field Evolved Resistance	Pakistan-- Punjab-- shershah	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11352	2010	Field Evolved Resistance	Pakistan-- Punjab-- bosan	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G11353	2010	Field Evolved Resistance	Pakistan-- Punjab-- kabirwala	Mushtaq A, Arif, M. (2010). Resistance of beet armyworm Spodoptera exigua (Lepidoptera: Noctuidae) to endosulfan, organophosphorus and pyrethroid insecticides in Pakistan . crop protection , 29 1428-1433.
G6534	2000	Unspecified	Nicaragua-- Dept. of Matagalpa-- Dario	Perez, C.J., P. Alvarado, C. Narvaez, F. Miranda, L. Hernandez, H. Vanegas, A. Hruska, and A.M. Shelton. (2000). Assessment of Insecticide Resistance in Five Insect Pests Attacking Field and Vegetable Crops in Nicaragua. Journal of Economic Entomolgy, 93(6) 1779-1787.
G6533	2000	Unspecified	Nicaragua-- Dept. of Matagalpa-- Sebaco	Perez, C.J., P. Alvarado, C. Narvaez, F. Miranda, L. Hernandez, H. Vanegas, A. Hruska, and A.M. Shelton. (2000). Assessment of Insecticide Resistance in Five Insect Pests Attacking Field and Vegetable Crops in Nicaragua. Journal of Economic Entomolgy, 93(6) 1779-1787.
G5596	1995	Unspecified	Netherlands	Van Laecke, K., G. Smagghe, and D. Degheele. (1995). Detoxifying Enzymes in Greenhouse and Laboratory Strain of Beet Armyworm (Lepidoptera: Noctuidae). Journal of Economic Entomology, 88(4) 777-781.
G4768	1986	Field Evolved Resistance	Guatemala	Chaufaux, J. and P. Ferron. (1986). Sensibilite differente de denx popultions de Spodoptera exigua Gub.. (Lepid., Noctuidae) aux baculovirus et aux pyrethrinoides de synthese. Agronomie., 6 99-104.

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