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  • Walnut husk fly 

    Bush, Michael R. (Michael Robert), 1962-; Olsen, Jeff; Antonelli, Arthur L. (Pullman, Washington : Washington State University. Extension., 2014-07)
    The walnut husk fly, Rhagoletis completa Cresson, can become a serious pest of walnuts throughout the Pacific Northwest. While the larvae of this fly feed directly on walnut husks, their feeding will impact the quality of ...