Reported Resistance Case(s)

Species: panonychus ulmi

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

Active Ingredient: dicrotophos

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 141662	Shaugnessy Code: 35201

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G2657	1974	Field Evolved Resistance	Canada-- Ontario	Herne 1974. (1974).
G2658	1974	Field Evolved Resistance	Switzerland	Wildbolz 1974. (1974).
G1012	1965	Field Evolved Resistance	Denmark	Peterson, H.I. (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.