Reported Resistance Case(s)

Species: phthorimaea operculella

Order	Family	Common Name(s)	Group	Host
lepidoptera	gelechiidae	potato tuberworm	AG	potato, tobacco, tomato

Active Ingredient: dimethoate

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 60155	Shaugnessy Code: 35001

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G1438	1968	Field Evolved Resistance	Zambia	Bryden, J. W. (1968). In: FAO 1969.

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