Biodiversity Heritage Library
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By "University of Maine Forestry Department. "
Report on the spruce budworm, by M.L. 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: Maine1919.
Contributed by: University of California Libraries (archive.org)