The IRAC Mode of Action Classification
The definitive, global classification scheme on the target sites of acaricides and insecticides
The IRAC Mode of Action (MoA) classification is an essential tool for growers, advisors, extension staff, consultants and other crop protection professionals.
It guides the selection of appropriate acaricides and insecticides for use in effective and sustainable resistance management (IRM) strategies.
The importance of MoA
in 3 minutes
Search the classification online
Our web-based classification allows you to browse and filter to effective rotations of active ingredients.
Our mode of action classification…
…in your pocket.
Growers and other crop protection professionals are using our app to help define effective and sustainable insecticide resistance management (IRM) strategies.
Recommended resources
IRAC develops communication and education material as a key mechanism for promoting awareness of insecticide resistance and effective resistance management strategies worldwide.
The IRAC Mode of Action Structures Poster
The IRAC Mode of Action Structures Poster is published worldwide and shows the chemical structures for the key actives documented in the IRAC Mode of Action Classification.
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The IRAC Mode of Action Brochure
Learn about mode of action with our printable brochure
The IRAC Mode of Action Training Module
Developed by IRAC’s expert MoA Working Group, this training modules explaines the major MoA mechanisms.
39 pages of detailed classification information complemented by supplementary guidance.
Explore our library of published references associated with the different MoA Groups
Our team of technical experts manage the classification and production of educational materials.
Submissions are reviewed by our mode of action team for inclusion in the IRAC Mode of Action Classification.
Mode of action posters by pest
Other mode of action resources
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