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IRAC Vietnam takes up the challenge to improve farmer IRM August 2022
NewsFor farmers in Vietnam, the agricultural environment is very dynamic. Changes in weather patterns, consumer behavior, the availability of labor, the availability of crop protection products, and the crop pest patterns, require farmers to adjust their agricultural practices to sustain and improve both crop quantity and quality. Badly adopted cultivation practices can lead to increasing problems with insecticide resistance. Farmers in Vietnam (VN) are experiencing increasing insecticide resistance, rendering their efforts in crop protection inefficient even though they can…
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New versions (11.1, January 2024) of the IRAC MoA classification and associated resources have just been released and posted on the website. January 2024
NewsThe Changes include the following updates: Group 4E Nicotinic acetylcholine receptor (nAChR) competitive modulators – New Active: FenmezoditiazGroup 23: Inhibitors of acetyl-CoA carboxylase – New Active: Spidoxamat.Group 35 RNA Interference mediated target suppressors New Group and Active: LedpronaGroup UNF Fungal agents of unknown or uncertain MoA New Fungal Agent added: Akanthomyces muscarius Ve6 Resources: The MoA Classification Scheme The MoA Poster (English edition) with the chemical structures The MoA Brochure The MoA website online search tool…
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Latest updates to the MoA Classification (version 11.2) August 2024
NewsNew versions (11.2, August 2024) of the IRAC MoA resources have been released and posted on the website. The changes include the following updates: Group 37: A new MoA Group which has been named “Vesicular acetylcholine transporter (VAChT) inhibitors”. Group 37: Oxazosulfyl has been moved from Group UN to the new Group 37. Group UNE: Sabadilla Extract has been classified as “Botanical essence including synthetic, extracts and unrefined oils with unknown or uncertain MoA” Group UNM: Polydimethylsiloxane (PDMS) has…
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A new Bt corn brochure: Integrating Bt corn for fall armyworm (FAW) management October 2022
NewsThe IRAC Plant Biotechnology Working Group has completed a short poster brochure discussing the use of Bt corn to manage fall armyworm, Spodoptera frugiperda, in the Asia-Pacific region. The brochure complements IRAC’s poster and brochure developed in 2021 entitled “Manage fall armyworm in 3 steps”. The 3 steps are 1) Incorporate agronomic actions, 2) Identify pest and decide when to treat, and 3) Control FAW using IRM principles. The main IRM principle relayed in this brochure is the rotation in modes…
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IRAC Holds its 60th International Meeting in Cambridge, UK May 2026
NewsThe Insecticide Resistance Action Committee (IRAC) International held its 60th Meeting from April 14–17, 2026, in Cambridge, United Kingdom. Representatives from member companies, regional groups, and Working Groups came together to review progress, discuss emerging resistance management challenges, and define strategic priorities for the years ahead. The meeting opened with a strategic session focused on IRAC’s vision beyond 2026 and the future development of a global resistance database. Participants reviewed recent achievements, explored approaches to improving resistance monitoring and…
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Latest updates to the MoA Classification March 2023
NewsNew versions (10.5, March 2023) of the IRAC MoA resources have just been released and posted on the website. The changes include the following updates: Group 29: Renamed to “Chordotonal organ nicotinamidase inhibitors”. Group 36: A new MoA Group which contains the active Dimpropyridaz, and is named “Chordotonal organ modulators – undefined target site”. Dicloromezotiaz, previously, in Appendix 6 (active ingredient pending registration), has been moved to Group 4E, Mesoinics, within Group 4, “Nicotinic acetylcholine receptor (nAChR) competitive modulators”….
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Guidelines on IPM & IRM for Fall Armyworm in S. African Maize – Updated version January 2020
NewsIn South Africa, it will be critically important to have a harmonised approach to IRM for FAW across the industry and across technologies. This approach should combine a clear and simple structured refuge policy which does not confuse growers between the requirements for FAW and maize stalk borers in South Africa, and which enables a high grower compliance. There are several commercialised Bt-products in South Africa which are very similar. This approach is in the best interests of the seed…
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Latest updates to the MoA Classification (version 11.3) January 2025
NewsNonanoic acid has been added to MoA Group UNE (Botanical essence including synthetic, extracts and unrefined oils with unknown or uncertain MoA) The updated resources, available for download from the IRAC website, are: The MoA Classification Scheme The MoA Poster (English edition) with the chemical structures The MoA Brochure The MoA website online search tool The MoA IRAC and RAC Global Resistance Management Apps…
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Latest updates to the MoA Classification (version 11.5) February 2026
NewsThe updated resources, available for download from the IRAC website, are: The MoA Classification Scheme The MoA Poster (English edition) with the chemical structures The MoA Brochure The MoA website online search tool The MoA IRAC and RAC Global Resistance Management Apps…
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Alerta sobre riesgo de resistencias de Bactrocera oleae en olivo May 2024
NewsIRAC España ha emitido una nueva Alerta sobre riesgo de resistencias de Bactrocera oleae en olivo. La mosca del olivo (Bactrocera oleae) junto a Prays oleae son las plagas más importantes del cultivo. Existe un limitado número de productos autorizados en el control de mosca del olivo y gran parte de la superficie está en sistemas de Producción Integrada, limitando aún más las herramientas disponibles. Para los piretroides, que son una de las principales herramientas de control en la…