Reported Resistance Case(s)

Species: tetranychus urticae

Order	Family	Common Name(s)	Group	Host
acari	tetranychidae	twospotted spider mite	AG	cotton, fruits, vegetables, walnut, ornamentals

Active Ingredient: malathion

MOA:	Acetylcholine esterase inhibitors, Organophophates
Group:	OP CAS #: 121755 Shaugnessy Code: 57701

Resistance Case(s)

Case Id	Year of Report	Location	Reference
	1974	Sweden	Anon. 1974c. Communication to FAO. Statens Vaxtskyddsanstalt, Solna, Sweden.
	1972	USSR	Kornilov, V. G. (1972). Control methods for preventing the development of spider mite resistance incovered ground (in Russian). Zashch. Rast., 35, 209-15.
	1970	Finland	Markkula, M. and Tittanen, K. (1970). Two-spotted spider mite Tetranychus telarius L. resistant to aldicarb. Ann. Entomol. Fenn., 36, 191-92.
	1969	Canada -- Ontario	Herne, D. H. C. and Brown, A. W. A. (1969). Inheritance and biochemistry of OP-resistance in a New York strain of the two-spotted spider mite. J. Econ. Entomol., 62, 205-09.
	1968	South Africa	Myburgh, G. (1968). In: FAO 1969.
	1967	USA -- Indiana	. (1967). Report of the First Session of the FAO Working Party of Experts on Resistance of Pests to Pesticides. FAO, Rome 1965.
	1965	Australia -- Tasmania	Miller, L. W. 1965. In: FAO 1967.