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: aonidiella aurantii

Order	Family	Common Name(s)	Group	Host
homoptera	diaspididae	california red scale	AG	citrus

Active Ingredient: hydrogen cyanide

MOA: Unknown Mode of Action (general), Undetermined MOA
Group: FUM	CAS #: 74-90-8	Shaugnessy Code: 45801

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G1455	1968	Field Evolved Resistance	South Africa	Milne, D.L. (1968). In: FAO 1969.
G3	1922	Field Evolved Resistance	USA-- California	Quayle, H. J. (1922). Resistance of certain scale insects in certain localities of hydrocyanic acid fumigation.. J. Econ. Entomol., 15 400-04.

*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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