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: Bacillus thuringiensis Cry1Ac

MOA: Microbial disruptors of insect midgut membranes (includes transgenic crops), Bacillus thuringiensis (variety unstated)
Group: BAC	CAS #: 0	Shaugnessy Code: 0

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G20859	2020	Field Evolved Resistance	Brazil-- São Desidério-- Bahia	Boaventura D, Buer B, Hamaekers N, Maiwald F and Nauen R. (2020). Toxicological and molecular profiling of insecticide resistance in a Brazilian strain of fall armyworm resistant to Bt Cry1 proteins. Pest Management Science.
G20855	2020	Field Evolved Resistance	Puerto Rico	Gutierrez-Moreno R, Mota-Sanchez D, Blanco CA, Chandrasena D, Difonzo C, Conner J, Head G, Berman K and Wise J. (2020). Susceptibility of Fall Armyworms (Spodoptera frugiperda J.E.) from Mexico and Puerto Rico to Bt Proteins.. Insects, 11 831.
G14709	2010	Lab selected after field-evolved resistance**	Puerto Rico	Blanco, C., Portilla, M., Jurat-Fuentes, J., Sanchez, J., Viteri, D., Vega-Aquino, P., Teran-Vargas, A., Azuara-Dominguez, A., Lopez, J., Arias, R., Zhu, Y., Lugo-Barrera, D., and Jackson, R. (2010). Susceptibility of Isofamilies of Spodoptera frugiperda (Lepidoptera: Noctuidae) to Cry1Ac and Cry1Fa Proteins of Bacillus thuringiensis. Southwestern Entomologist, 35 409-415.
G14710	2010	Lab selected after field-evolved resistance**	USA	Blanco, C., Portilla, M., Jurat-Fuentes, J., Sanchez, J., Viteri, D., Vega-Aquino, P., Teran-Vargas, A., Azuara-Dominguez, A., Lopez, J., Arias, R., Zhu, Y., Lugo-Barrera, D., and Jackson, R. (2010). Susceptibility of Isofamilies of Spodoptera frugiperda (Lepidoptera: Noctuidae) to Cry1Ac and Cry1Fa Proteins of Bacillus thuringiensis. Southwestern Entomologist, 35 409-415.
G14712	2010	Lab selected after field-evolved resistance**	Puerto Rico	Blanco, C., Portilla, M., Jurat-Fuentes, J., Sanchez, J., Viteri, D., Vega-Aquino, P., Teran-Vargas, A., Azuara-Dominguez, A., Lopez, J., Arias, R., Zhu, Y., Lugo-Barrera, D., and Jackson, R. (2010). Susceptibility of Isofamilies of Spodoptera frugiperda (Lepidoptera: Noctuidae) to Cry1Ac and Cry1Fa Proteins of Bacillus thuringiensis. Southwestern Entomologist, 35 409-415.

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