Reported Resistance Case(s)

Species: aonidiella aurantii

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

Active Ingredient: parathion

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 56382	Shaugnessy Code: 57401

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G2790	1975	Field Evolved Resistance	South Africa	Georgala, M. B. (1975). Possible resistance of the red scale Anonidiella aurantii Mask.. To corrective spray treatments. Citrus Subtrop. Fruit J., 504 5-17.

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