Reported Resistance Case(s)

Species: trichoplusia ni

Order	Family	Common Name(s)	Group	Host
lepidoptera	noctuidae	cabbage looper	AG	crucifers

Active Ingredient: DDT

MOA: Sodium channel modulators, Pyrethroids, Pyrethrins, DDT
Group: OCL	CAS #: 50293	Shaugnessy Code: 29201

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G2526	1974	Field Evolved Resistance	USA-- Delaware	Bray, D. F. (1974). Communication to FAO.
G1555	1969	Field Evolved Resistance	Vietnam	(1969). Report of the Fourth Session of the FAO Working Party of Experts on Resistance of Pests to Pesticides.. FAO, Rome 1968.
G1554	1969	Field Evolved Resistance	USA-- Ohio	Wolfenbarger, D. A. and Lowry, W. L. (1969). Toxicity of DDt and related compounds to certain lepidopteran cotton insects.. J. Econ. Entomol., 64 755-56.
G1553	1969	Field Evolved Resistance	USA-- North Dakota	Wolfenbarger, D. A. and Lowry, W. L. (1969). Toxicity of DDt and related compounds to certain lepidopteran cotton insects.. J. Econ. Entomol., 64 755-56.
G1249	1967	Field Evolved Resistance	USA-- South Carolina	(1967). Report of the First Session of the FAO Working Party of Experts on Resistance of Pests to Pesticides.. FAO, Rome 1965.
G1248	1967	Field Evolved Resistance	USA-- California	Gaines. (1967).
G865	1965	Field Evolved Resistance	USA-- North Carolina	Brett, C. H. and Chalfant, P. B. (1965). In: FAO 1967.
G868	1965	Field Evolved Resistance	USA-- Virginia	Hofmaster, R.N. (1965). In: FAO 1967.
G867	1965	Field Evolved Resistance	Canada-- Quebec	Harcourt, D. G. (1965). In: FAO 1967.
G866	1965	Field Evolved Resistance	Canada-- Ontario	Harcourt, D. G. (1965). In: FAO 1967.
G503	1964	Field Evolved Resistance	USA-- Tennessee	Anon. (1964). U.S.. Dept. Agric. In: Brown 1971.
G502	1964	Field Evolved Resistance	USA-- Arkansas	Anon. (1964). U.S.. Dept. Agric. In: Brown 1971.
G306	1961	Field Evolved Resistance	USA-- Indiana	Gould, G. E. (1961). Effectiveness of DDT for cabbage caterpillar control in Indiana, 1945-1960.. J. Econ. Entomol., 54 475-78.
G237	1960	Field Evolved Resistance	USA-- Texas	Johnston, H. G. (1960). The impact of insecticidal resistance upon the use and development of insecticides for cotton pests.. Misc. Pub. Entomol. Soc. Am., 2 41-44.
G236	1960	Field Evolved Resistance	USA-- Louisiana	Johnston, H. G. (1960). The impact of insecticidal resistance upon the use and development of insecticides for cotton pests.. Misc. Pub. Entomol. Soc. Am., 2 41-44.
G235	1960	Field Evolved Resistance	USA-- Arizona	Johnston, H. G. (1960). The impact of insecticidal resistance upon the use and development of insecticides for cotton pests.. Misc. Pub. Entomol. Soc. Am., 2 41-44.
G124	1957	Field Evolved Resistance	USA-- Florida	Genung, W. G. (1957). Some possible cases of insect resistance to insecticides in Florida.. Proc. Fla. Sta. Hort. Soc., 70 148-52.
G123	1957	Field Evolved Resistance	USA-- Alabama	Gaines, R. C. (1957). Resistance to insecticides.. Agric. Chem., 12 41-42.
G91	1956	Field Evolved Resistance	USA-- Wisconsin	Chapman, R. K. (1956). Resistance of vegetable insects to newer insecticides.. Entomol. Soc. Amer. Proc. North Cent. Branch., 11 49.
G59	1954	Field Evolved Resistance	USA-- New York	Hervey, G. E. R. and Swenson, K. G. (1954). Effectiveness of DDT for cabbage caterpillar control in western New York: 1944 and 1953.. J. Econ. Entomol., 47 564-67.

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