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 provides growers, advisors, extension staff, consultants and crop protection professionals with a guide to the selection of acaricides or insecticides for use in an effective and sustainable acaricide or insecticide resistance management (IRM) strategy.

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Available in English, Arabic, Bahasa(Indonesian), French, Hindi, Italian, Japanese, Khmer, Korean, Mandarin Chinese, Portuguese, Russian, Spanish and Tagalog (Philippines).

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Use our interactive classification to identify an effective rotation of active ingredients.
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Get the app
Browse the classification and chemical structures on your phone or tablet with our mobile app.
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Print the poster
Understand the compounds behind the active ingredients in your IRM strategy.

The brochure
Learn about mode of action with our printable brochure
- MoA Brochure
The training module
Learn about mode of action with our training module
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Download the MoA Scheme
39 pages of detailed classification information complemented by supplementary guidance.
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Review the literature
Explore our library of published references associated with the different MoA Groups
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Meet the MoA team
Our team of technical experts manage the classification and production of educational materials.
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Submit an active
Submissions are reviewed by our mode of action team for inclusion in the IRAC Mode of Action Classification.
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