Reported Resistance Case(s)

Species: plutella xylostella

Order	Family	Common Name(s)	Group	Host
lepidoptera	plutellidae	diamond-back moth	AG	crucifers, nasturtium

Active Ingredient: Bacillus thuringiensis var. aizawai

MOA: Microbial disruptors of insect midgut membranes (includes transgenic crops), Bacillus thuringiensis var. aizawai
Group: BAC	CAS #: 0	Shaugnessy Code: 6403

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G6896	2004	Unspecified	Malaysia-- Cameron Highlands	Sayyed, A.H., D. Omar, and D.J. Wright. (2004). Genetics of Spinosad resistance in a multi-resistant field-selected population of Plutella xyostella. Pest Managment Science, 60 827-832.
G5838	1997	Unspecified	Nicaragua	Perez, C.J., and A.M. Shelton. (1997). Resistance of Plutella xylostella (Lepidoptera: Plutellidae) to Bacillus thuringiensis Berliner in Central America. Journal of Economic Entomology, 90(1) 87-93.
G5591	1995	Unspecified	Malaysia	Iqbal, M., R.H.J. Verkerk, M.J. Furlong, P.C. Ong, S.A., Rahman, and D.J., Wright. (1995). Evidence for Resistance to Bacillus thuringiensis (Bt) subsp. kurstaki HD-1, Bt subsp. aizawai and Abamectin in Field Populations of Plutella xylostella from Malaysia. pesticide science, 48 89-97.
G5471	1993	Unspecified	USA	Shelton, A.M., J.L. Robertson, J.D. Tang, C. Perez, S.D. Eigenbrode, H.K. Preisler, W.T. Wilsey, and R.J. Cooley. (1993). Resistance of Diamondback Moth (Lepidoptera: Plutellidae) to Bacillus thuringiensis Subspecies in the Field. Journal of Economic Entomology, 86(3) 697-705.

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