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  1. Report on the white pine weevil, by M.W. Blackman ... Investigations carried on and report published by the Maine forestry department in cooperation with the Forestry department, University of Maine, and the Maine agricultural experi
    By: Blackman, M. W. - Maine Agricultural Experiment Station. - Maine. - University of Maine.
    Publication info: [S.l.] ;1919.
    Contributed by: University of California Libraries (archive.org)
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