Reported Resistance Case(s)

Species: spodoptera frugiperda

Order	Family	Common Name(s)	Group	Host
lepidoptera	noctuidae	fall armyworm	AG	cotton, grains, grasses, sugarcane

Active Ingredient: cyhalothrin-lambda

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
G23205	2024	Field Evolved Resistance	China-- Hubei	Guo, Z., Tang, J., Ma, H., Wu, M., He, S., Wan, H., Ma, K. & Li, J. (2024). Investigation of lambda-cyhalothrin resistance in Spodoptera frugiperda: Heritability, cross-resistance, and mechanisms. Pesticide Biochemistry and Physiology.
G23201	2024	Field Evolved Resistance	Pakistan-- Punyab-- Multan	Zaidi, S. W. N., Saddiq, B., Afzal, M. B. S., Banazeer, A., Serrão, J. E., Farooq, U., & Baloch, M. A. Z. (2024). First report of resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to lambda-cyhalothrin from Pakistan: baseline susceptibility, selection, occurrence of cross-resistance, realized heritability, and inheritance mode of resistance. Journal of Economic Entomology.
G22941	2024	Lab selected after field-evolved resistance**	China-- Hubei	Guo, Zhimin & Tang, Jiahui & Ma, Huina & Wu, Mengyan & He, Shun & Wan, Hu & Ma, Kangsheng & Li, Jianhong. (2024). Investigation of lambda-cyhalothrin resistance in Spodoptera frugiperda: Heritability, cross-resistance, and mechanisms. Pesticide Biochemistry and Physiology, 202.
G22540	2023	Field Evolved Resistance	Brazil-- Paraná	do Nascimento, A. R. B., Rodrigues, J. G., Kanno, R. H., de Amaral, F. S. A. E., Malaquias, J. B., Silva-Brandão, K. L., Cônsoli, F. L., & Omoto, C. (2023). Susceptibility monitoring and comparative gene expression of susceptible and resistant strains of Spodoptera frugiperda to lambda-cyhalothrin and chlorpyrifos. Pest management science, 79.
G21985	2023	Lab selected after field-evolved resistance**	Brazil	do Nascimento, A. R. B., Rodrigues, J. G., Kanno, R. H., de Amaral, F. S. A. E., Malaquias, J. B., Silva-Brandão, K. L., Cônsoli, F. L., & Omoto, C. (2023). Susceptibility monitoring and comparative gene expression of susceptible and resistant strains of Spodoptera frugiperda to lambda-cyhalothrin and chlorpyrifos.. Pest management science, 79 6.
G20917	2021	Lab selected after field-evolved resistance**	China-- Yunnan	Hafeez, M.; Li, X.; Zhang, Z.; Huang, J.; Wang, L.; Zhang, J.; Shah, S.; Khan, M.M.; Xu, F.; Fernández-Grandon, G.M.; et al. (2021). De Novo Transcriptomic Analyses Revealed Some Detoxification Genes and Related Pathways Responsive to Noposion Yihaogong® 5% EC (Lambda-Cyhalothrin 5%) Exposure in Spodoptera frugiperda Third-Instar Larvae.. 2021 Feb 3;12(2):132. doi: 10.3390/insects12020132. PMID: 33546242; PMCID: PMC7913311. Format:, 12.
G21072	2021	Field Evolved Resistance	China-- Yunnan-- Yuanmou	Dan-dan Zhang, Yu-tao Xiao, Peng-jun Xu, Xian-ming Yang, Qiu-lin W and Kong-ming Wu. (2021). Insecticide resistance monitoring for the invasive populations of fall armyworm, Spodoptera frugiperda in China.. Journal of Integrative Agriculture, 20 783-791.
G21071	2021	Field Evolved Resistance	China-- Yunnan-- Xundian	Dan-dan Zhang, Yu-tao Xiao, Peng-jun Xu, Xian-ming Yang, Qiu-lin W and Kong-ming Wu. (2021). Insecticide resistance monitoring for the invasive populations of fall armyworm, Spodoptera frugiperda in China.. Journal of Integrative Agriculture, 20 783-791.
G21070	2021	Field Evolved Resistance	China-- Fujian-- Quanzhou	Dan-dan Zhang, Yu-tao Xiao, Peng-jun Xu, Xian-ming Yang, Qiu-lin W and Kong-ming Wu. (2021). Insecticide resistance monitoring for the invasive populations of fall armyworm, Spodoptera frugiperda in China.. Journal of Integrative Agriculture, 20 783-791.
G21069	2021	Field Evolved Resistance	China-- Hainan-- Haikou	Dan-dan Zhang, Yu-tao Xiao, Peng-jun Xu, Xian-ming Yang, Qiu-lin W and Kong-ming Wu. (2021). Insecticide resistance monitoring for the invasive populations of fall armyworm, Spodoptera frugiperda in China.. Journal of Integrative Agriculture, 20 783-791.
G21068	2021	Field Evolved Resistance	China-- Tibet-- Linzhi	Dan-dan Zhang, Yu-tao Xiao, Peng-jun Xu, Xian-ming Yang, Qiu-lin W and Kong-ming Wu. (2021). Insecticide resistance monitoring for the invasive populations of fall armyworm, Spodoptera frugiperda in China.. Journal of Integrative Agriculture, 20 783-791.
G13815	2011	Lab selected after field-evolved resistance**	Colombia-- Tolima-- Ambalema and Buenos Aires	Rios-Diez, J., and Saldamando-Benjumea, C. (2011). Susceptibility of Spodoptera frugiperda (Lepidoptera: Noctuidae) strains from central Colombia to two insecticides, methomyl and lambda-cyhalothrin: a study of the genetic basis of resistance. Journal of Economic Entomology, 104 1698-1705.
G13816	2011	Lab selected after field-evolved resistance**	Colombia-- Tolima-- Mariquita and San Luis	Rios-Diez, J., and Saldamando-Benjumea, C. (2011). Susceptibility of Spodoptera frugiperda (Lepidoptera: Noctuidae) strains from central Colombia to two insecticides, methomyl and lambda-cyhalothrin: a study of the genetic basis of resistance. Journal of Economic Entomology, 104 1698-1705.
G19377	2013	Field Evolved Resistance	Brazil-- Mato Grosso States	Carvalho, R.A., Omoto, C., Field, L.M., Williamson, M.S., and Bass, C. (2013). Investigating the Molecular Mechanisms of Organophosphate and Pyrethroid Resistance in the Fall Armyworm Spodoptera frugiperda. PLOS ONE, 8.
G14732	2012	Field Evolved Resistance	Mexico-- Quintana Roo-- Riviera Maya	Leon-Garcia, I., Rodriguez-Leyva, E., Ortega-Arenas, L. D., Solis-Aguilar, J. F. (2012). Insecticide susceptibility of Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae) associated with turfgrass at Quintana Roo, Mexico. Agrociencia, 46 279-287.
G19380	2001	Lab selected after field-evolved resistance**	Brazil	Diez-Rodriguez, G. and Omoto, Celso. (2001). Inheritance of lambda-cyhalothrin resistance in Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae). Neotropical Entomology, 30 311-316.
G19379	2001	Lab selected after field-evolved resistance**	Brazil	Diez-Rodriguez, G. and Omoto, Celso. (2001). Inheritance of lambda-cyhalothrin resistance in Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae). Neotropical Entomology, 30 311-316.
G19727	2001	Lab selected* Lab selected after field-evolved resistance**	Brazil-- Sao Paulo-- Guaira	Diez-Rodriguez, G. I. and Omoto, C. (2001). Herenca da resistemcia de Spodoptera frugiperda (J. E. Smith) (Lepidoptera: Noctuidae) a lambda-cialotrina. Neotropical Entomology, 30 (2) 311-316.
G19708	2001	Field Evolved Resistance	Venezuela-- Estado Aragua-- Municipio Libertador	Morillo, F. and Notz, A. (2001). Resistencia de Spodoptera frugiperda (Smith) (Lepidoptera: Noctuidae) a lambdacihalotrina y metomyil.. Entomotropica, 16 (2) 79-87.
G19707	2001	Field Evolved Resistance	Venezuela-- Estado Aragua-- Municipio Libertador	Morillo, F. and Notz, A. (2001). Resistencia de Spodoptera frugiperda (Smith) (Lepidoptera: Noctuidae) a lambdacihalotrina y metomyil.. Entomotropica, 16 (2) 79-87.
G19706	2001	Lab selected after field-evolved resistance**	Venezuela-- Estado Aragua-- Municipio Libertador	Morillo, F. and Notz, A. (2001). Resistencia de Spodoptera frugiperda (Smith) (Lepidoptera: Noctuidae) a lambdacihalotrina y metomyil.. Entomotropica, 16 (2) 79-87.
G19705	2001	Field Evolved Resistance	Venezuela-- Estado Aragua-- Municipio Libertador	Morillo, F. and Notz, A. (2001). Resistencia de Spodoptera frugiperda (Smith) (Lepidoptera: Noctuidae) a lambdacihalotrina y metomyil.. Entomotropica, 16 (2) 79-87.

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