Reported Resistance Case(s)

Species: delia florilega

Order	Family	Common Name(s)	Group	Host
diptera	anthomyiidae	onion fly	AG	bean

Active Ingredient: dieldrin

MOA: GABA-gated chloride channel antagonists, Cyclodiene organochlorines
Group: CYCLO	CAS #: 60-57-1	Shaugnessy Code: 45001

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G326	1961	Field Evolved Resistance	Canada-- Ontario	Begg, J. A. (1961). A note on resistant root maggots, Hylemya spp., as pests of flue-cured tobacco in southwestern Ontario.. Can. Entomol., 93 1022.

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