Reported Resistance Case(s)

Species: amblyseius fallacis

Order	Family	Common Name(s)	Group	Host
acari	phytoseiidae	predatory mite	PAR

Active Ingredient: tetrachlorvinphos Z-isomer

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 22248-79-9	Shaugnessy Code: 83702

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G1968	1972	Field Evolved Resistance	USA-- Michigan	Croft, B. A. and Nelson, E. E. (1972). Toxicity of apple orchard pesticides to Michigan populations of Amblyseius fallacis.. Environ. Entomol., 1 576-79.
G1747	1971	Field Evolved Resistance	USA-- North Carolina	Rock, G. C. and Yeargan, D. R. (1971). Relative toxicity of pesticides to organophosphorus-resistant orchard populations of Neoseiulus fallacis and its prey.. J. Econ. Entomol., 64 350-52.

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