**AWARDS ISSUED PRIOR TO JANUARY 20, 2025, WERE FUNDED UNDER PREVIOUS ADMINISTRATIONS AND MAY NOT REFLECT THE PRIORITIES AND POLICIES OF THE CURRENT ADMINISTRATION.** ALFALFA WEEVIL,HYPERA POSTICA(COLEOPTERA: CURCULIONIDAE), IS THE PRIMARY ECONOMICALLY DAMAGING INSECT OF ALFALFA,MEDICAGO SATIVAL. (FABALES: FABACEAE). HOWEVER, ALFALFA WEEVIL HAS DEVELOPED PYRETHROID RESISTANCE IN THE WESTERN UNITED STATES. EFFECTIVE AND COST-EFFECTIVE INSECTICIDE RESISTANCE MANAGEMENT (IRM) STRATEGIES ARE REQUIRED TO HELP SUPPORT ALFALFA STAKEHOLDERS AS THEY ADDRESS THIS EMERGING CHALLENGE IN THE REGION (SEE COLLABORATION AND REFERENCE LETTERS). MODERN MOLECULAR METHODS ALONG WITH FIELD EFFORTS HAS THE POTENTIAL TO PROVIDE NEW METHODS TO ACHIEVE EARLY IDENTIFICATION OF RESISTANCE, A KEY PILLAR OF IRM.