Reported Resistance Case(s)

Species: panonychus ulmi

Order	Family	Common Name(s)	Group	Host
acari	tetranychidae	european red mite	AG	fruit trees

Active Ingredient: phenkapton

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 2275-14-1	Shaugnessy Code: 335300

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G2263	1974	Field Evolved Resistance	Switzerland	Wildbolz 1974. (1974).
G2083	1973	Field Evolved Resistance	Japan	Anon. 1973. (1973).
G628	1965	Field Evolved Resistance	United Kingdom	Dicker, G.H.L. (1965). In: FAO 1967.

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