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  1. Report on the spruce budworm,
    By: Blackman, M. W. (Maulsby Willett), - Maine Agricultural Experiment Station. - Maine. Forest Commissioner. - University of Maine Forestry Department.
    Publication info: Maine1919.
    Holding Institution: University of California Libraries (archive.org)
    Subjects: Spruce bud-worm  
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  2. Studies on the spruce budworm (Cacoecia fumiferana Clem.)
    By: Swaine, James Malcolm, - Bailey, I. W. - Swaine, J. M.
    Publication info: Ottawa[King's Printer]1924
    Holding Institution: Agriculture and Agri-Food Canada (archive.org)
    Subjects: Diseases and pests  Spruce  Spruce bud-worm  
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