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: megaselia halterata

Order Family Common Name(s) Group Host
diptera phoridae scuttle fly AG Mushroom

Active Ingredient: pyrethrins

MOA: Sodium channel modulators, Pyrethroids, Pyrethrins, DDT
Group: PYR CAS #: 8003347 Shaugnessy Code: 69000

Resistance Case(s)

Case Id Year of Report Type of Resistance Location Reference
G790 1965 Field Evolved Resistance
United Kingdom Hussey, N.W. (1965). In: Brown 1971.
*The population was created solely by selection and/or genetic manipulation.
**The population was selected further in the laboratory after collection.