Reported Resistance Case(s)

Species: spodoptera littoralis

Order	Family	Common Name(s)	Group	Host
lepidoptera	noctuidae	egyptian cotton leafworm, army worm	AG	alfalfa, cotton, potato, vegetables

Active Ingredient: methomyl

MOA: Acetylcholine esterase inhibitors, Carbamates
Group: CAR	CAS #: 16752775	Shaugnessy Code: 90301

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G5830	1997	Unspecified	Egypt	Smafhe, G., and D. Degheele. (1997). Comparitive toxicity and tolerance for the ecdysteroid mimic tebufenozide in a laboratory and field strain of cotton leafworm (Lepidoptera: Noctuidae). Journal of Economic Entomology, 90(2) 278-282.
G4327	1985	Field Evolved Resistance	Egypt	Shaaban, A. M., Abo-Elghar, M. R., Abdel-Mohymen, M. R. and El-Malla, M. A. (1985). Resistance of the Egyptian cotton leafworm, Spodoptera littoralis to certain insecticides.. Z. Pflkrankh. Pflanzenschutz., 92 69-75.

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