Reported Resistance Case(s)

Species: blattella germanica

Order	Family	Common Name(s)	Group	Host
blattodea	blattellidae	german cockroach	MED

Active Ingredient: fenthion

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 55389	Shaugnessy Code: 53301

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G19768	2017	Field Evolved Resistance	South Korea-- Busan	Jang, C., Ju, Y., and Chang, K. (2017). Insecticide Susceptibility of Field-collected Blattella germanica (Blattaria: Blattalidae) in Busan, Republic of Korea during 2014. Entomological Research, 47 243-247.
G19769	2017	Field Evolved Resistance	South Korea-- Busan	Jang, C., Ju, Y., and Chang, K. (2017). Insecticide Susceptibility of Field-collected Blattella germanica (Blattaria: Blattalidae) in Busan, Republic of Korea during 2014. Entomological Research, 47 243-247.
G19250	2010	Field Evolved Resistance	South Korea-- Incheon	Chang, K.S., Shin, E. H., Jung, J.S., Park, C., and Ahn, Y. (2010). Monitoring for insecticide resistance in field-collected populations of Blattella germanica (Blatteria: Blattellidae). Journal of Asia-Pacific Entomology, 13 309-312.
G19256	2010	Field Evolved Resistance	South Korea-- Gangwon-- Donghae	Chang, K.S., Shin, E. H., Jung, J.S., Park, C., and Ahn, Y. (2010). Monitoring for insecticide resistance in field-collected populations of Blattella germanica (Blatteria: Blattellidae). Journal of Asia-Pacific Entomology, 13 309-312.
G19268	2010	Field Evolved Resistance	South Korea-- Daegu	Chang, K.S., Shin, E. H., Jung, J.S., Park, C., and Ahn, Y. (2010). Monitoring for insecticide resistance in field-collected populations of Blattella germanica (Blatteria: Blattellidae). Journal of Asia-Pacific Entomology, 13 309-312.
G19274	2010	Field Evolved Resistance	South Korea-- Busan	Chang, K.S., Shin, E. H., Jung, J.S., Park, C., and Ahn, Y. (2010). Monitoring for insecticide resistance in field-collected populations of Blattella germanica (Blatteria: Blattellidae). Journal of Asia-Pacific Entomology, 13 309-312.
G19280	2010	Field Evolved Resistance	South Korea-- Jeonbuk-- Gunsan	Chang, K.S., Shin, E. H., Jung, J.S., Park, C., and Ahn, Y. (2010). Monitoring for insecticide resistance in field-collected populations of Blattella germanica (Blatteria: Blattellidae). Journal of Asia-Pacific Entomology, 13 309-312.
G1474	1968	Field Evolved Resistance	USA-- Louisiana	Bennet, G. W., and Spink, W. T. (1968). Insecticide resistance of German cockroaches from various areas of Louisana.. J. Econ. Entomol., 61 426-31.
G974	1965	Field Evolved Resistance	USA-- Texas	Grayson, J. M. (1965). Resistance to three organophosphorus insecticides in strains of the German cockroach from Texas.. J. Econ. Entomol., 58 956-58.

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