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: tetranychus urticae

Order	Family	Common Name(s)	Group	Host
acari	tetranychidae	twospotted spider mite	AG	cotton, fruits, vegetables, walnut, ornamentals

Active Ingredient: chlorfenson

MOA: Unknown Mode of Action (general), Undetermined MOA
Group: MISC	CAS #: 80331	Shaugnessy Code: 20201

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G2362	1974	Field Evolved Resistance	Japan	Kiritani, K. (1974). Communication to FAO.
G1198	1967	Field Evolved Resistance	USA-- Oregon	Westigard, P. H., Lombard, P. and Berry, D. (1967). Bionomics and control of two-spotted spider mite on pear in southern Oregon.. Oreg. State Univ. Agric. Exp. Stn. Tech. Bull. 101, 32 pp..

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

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