Reported Resistance Case(s)

Species: oryzaephilus surinamensis

Order	Family	Common Name(s)	Group	Host
coleoptera	cucujidae	saw-toothed grain beetle	AG	stored products

Active Ingredient: dichlorvos

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 62737	Shaugnessy Code: 84001

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G4138	1984	Field Evolved Resistance	Australia-- New South Wales	Attia, F. I., and Frecker, T. (1984). Cross-resistance spectrum and synergism studies on organophosphorus-resistant strains of Oryzaephilus surinamensis (Coleoptera: Cucujidae) in Australia.. J. Econ. Entomol., 77 1367-70.

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