Reported Resistance Case(s)

Species: otiorhynchus sulcatus

Order	Family	Common Name(s)	Group	Host
coleoptera	curculionidae	black vine weevil	AG	yew

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
G2804	1975	Field Evolved Resistance	USA-- Ohio	Nielson, D. G., Niemczyk, H. D., Balderston, C. P. and Purrington, F. F. (1975). Black vine weevil: Resistance to dieldrin and sensitivity to organophosphate and carbamate insecticides.. J. Econ. Entomol., 68 291-92.

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