Reported Resistance Case(s)

Species: phorodon humuli

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

Active Ingredient: demeton

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 8065483	Shaugnessy Code: 57601

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G2467	1974	Field Evolved Resistance	Belgium	Setuin, E. (1974). Communication to FAO.
G1698	1972	Field Evolved Resistance	Germany	Zohren, E. (1972). Ergebnisse eines Versuches zur Bekampfung der Hopfen blattlaus (Phorodon humuli) mit verschiedenen Insektiziden und Applikationsmetoden.. Pfl. Krankh., 79 668-78.
G1716	1970	Field Evolved Resistance	Germany	Zohren, E. (1970). Die Massenvermehrung der hopfenblattlaus und der gemeinen Spinnmilbe und Moglichkeiten einer verbesserten Bekampfung im Hopfenbau.. Hopfen Rundschau, 21 11.

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