Reported Resistance Case(s)

Species: phorodon humuli

Order	Family	Common Name(s)	Group	Host
homoptera	aphididae	hop aphid	AG	hop, plum

Active Ingredient: Organophosphates - Unspecified In Literature

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 0	Shaugnessy Code: 0

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G3948	1981	Field Evolved Resistance	Romania	Perju, T. and Ghizdavu, I. (1981). Bioecological research and integrated control of hop pests in Romania.. IOBC/WPRS Bull., 4 147-55.
G1241	1967	Field Evolved Resistance	France	Coulon, J., Lhoste, J. and Missonnier, J. (1967). Problemes poses en France par les depredateurs des cultures resistantes aux pesticides.. Travaux de recherches enterprises. Abst. 6th Int. Congr. Plant Prot., 9. 578.

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