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: chrysomyia bezziana

Order Family Common Name(s) Group Host
diptera calliphoridae old world screwworm MED cattle

Active Ingredient: aldrin

MOA: GABA-gated chloride channel antagonists, Cyclodiene organochlorines
Group: CYCLO CAS #: 309-00-2 Shaugnessy Code: 45101

Resistance Case(s)

Case Id Year of Report Type of Resistance Location Reference
G1385 1968 Field Evolved Resistance
South Africa Baker, J. A. F., McHary, W. M., Thorburn, J. A. and Thompson, G. E. (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.