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: emamectin benzoate

MOA: Chloride channel activators, Avermectins, Milbemycins
Group: ABM	CAS #: 137512-74-4	Shaugnessy Code: 122806

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G21776	2022	Field Evolved Resistance	Brazil-- MT -- Lucas do Rio Verde	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21981	2022	Field Evolved Resistance	China-- Shishou	Guo, Z., Guo, Z., Gao, J., Huang, G., Wan, H., He, S., Xie, Y., Li, J., & Ma, K. (2022). Detection of insecticide susceptibility and target-site mutations in field populations of Spodoptera frugiperda (Lepidoptera: Noctuidae). International Journal of Pest Management.
G21784	2022	Field Evolved Resistance	Brazil-- MG-- Araguari	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21783	2022	Field Evolved Resistance	Brazil-- GO-- Cristalina	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21782	2022	Field Evolved Resistance	Brazil-- GO-- Santa Helena de Goias	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21781	2022	Field Evolved Resistance	Brazil-- BA-- Luis Eduardo Magalh˜ aes	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21780	2022	Field Evolved Resistance	Brazil-- MT-- Primavera do Leste	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21779	2022	Field Evolved Resistance	Brazil-- BA-- Jaborandi	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21778	2022	Field Evolved Resistance	Brazil-- BA-- Sao ˜ Desid´erio	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21777	2022	Field Evolved Resistance	Brazil-- MT-- Primavera do Leste	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21775	2022	Field Evolved Resistance	Brazil-- MS -- Chapad˜ ao do Sul	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21774	2022	Field Evolved Resistance	Brazil-- GO-- Rio Verde	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21773	2022	Field Evolved Resistance	Brazil-- PR-- Tibagi	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21772	2022	Field Evolved Resistance	Brazil-- BA-- Luis Eduardo Magalh˜ aes	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21771	2022	Field Evolved Resistance	Brazil-- MT-- Sapezal	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21770	2022	Field Evolved Resistance	Brazil-- MS-- Chapad˜ ao do Sul	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21769	2022	Field Evolved Resistance	Brazil-- BA-- Correntina	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21768	2022	Field Evolved Resistance	Brazil-- MT-- Lucas do Rio Verde	Muraro, D. S., Salmeron, E., Cruz, J. V. S., Amaral, F. S. A., Guidolin, A. S., Nascimento, A. R. B., Malaquias, J. B., Bernardi, O., and Omoto, C. (2022). Evidence of field-evolved resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) to emamectin benzoate in Brazil. Crop Protection, 162 106071.
G21236	2021	Field Evolved Resistance	Brazil-- Lucas do Rio Verde	Muraro, D.S., de Oliveira Abbade Neto, D., Kanno, R.H., Kaiser, I.S., Bernardi, O. and Omoto, C. (2021). Inheritance patterns, cross-resistance and synergism in Spodoptera frugiperda (Lepidoptera: Noctuidae) resistant to emamectin benzoate. Pest Management Science, 77 5049-5057.
G21982	2022	Field Evolved Resistance	China-- Xiantao	Guo, Z., Guo, Z., Gao, J., Huang, G., Wan, H., He, S., Xie, Y., Li, J., & Ma, K. (2022). Detection of insecticide susceptibility and target-site mutations in field populations of Spodoptera frugiperda (Lepidoptera: Noctuidae). International Journal of Pest Management.
G21237	2021	Lab selected after field-evolved resistance**	Brazil-- Lucas do Rio Verde	Muraro, D.S., de Oliveira Abbade Neto, D., Kanno, R.H., Kaiser, I.S., Bernardi, O. and Omoto, C. (2021). Inheritance patterns, cross-resistance and synergism in Spodoptera frugiperda (Lepidoptera: Noctuidae) resistant to emamectin benzoate. Pest Management Science, 77 5049-5057.

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