Skip to main content


APRD Survey

Dear Users:

We value your contribution to and use of the Arthropod Pesticide Resistance Database (APRD).

The APRD Team is conducting a Survey to gauge users experiences, our objective is to determine how the database enhances research, and to allow for users to provide feedback, suggestions and requests for potential improvements. Please take the anonymous survey using this link: Link to Survey

Thank you for your Participation,
David Mota-Sanchez
Arthropod Resistance Database Director


Reported Resistance Case(s)

Species: haematobia irritans

Order Family Common Name(s) Group Host
diptera muscidae horn fly MED livestock

Active Ingredient: methoxychlor

MOA: Sodium channel modulators, Pyrethroids, Pyrethrins, DDT
Group: DDT CAS #: 72435 Shaugnessy Code: 34001

Resistance Case(s)

Case Id Year of Report Type of Resistance Location Reference
G5340 1991 Unspecified
USA--
Kentucky
Cilek, J.E., C.D. Steelman, and F.W. Knapp. (1991). Horn Fly (Diptera: Muscidae) Insecticide Resistance in Kentucky and Arkansas. Journal of Economic Entomology, 84(3) 756-762.
G779 1965 Field Evolved Resistance
USA--
Louisiana
Burns, E.C., and Wilson, B. H. (1965). In: FAO 1967.
*The population was created solely by selection and/or genetic manipulation.
**The population was selected further in the laboratory after collection.