Reported Resistance Case(s)

Species: phytoseiulus persimilis

Order	Family	Common Name(s)	Group	Host
acari	phytoseiidae		PAR	mites

Active Ingredient: methidathion

MOA: Acetylcholine esterase inhibitors, Organophophates
Group: OP	CAS #: 950378	Shaugnessy Code: 100301

Resistance Case(s)

Case Id	Year of Report	Type of Resistance	Location	Reference
G3927	1981	Field Evolved Resistance	France	Fournier, D. (1981). Acquisition de la resistance au methidathion chez Phytoseiulus persimilis A.. H., Evolution, mecanismes et repercussions. Thesis 3rd cycle. Univ. Paris VI, 144p..

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