Report on the spruce budworm
Blackman, M. W. (Maulsby Willett), 1876-1943 Maine Agricultural Experiment Station. Maine. Forest Commissioner. University of Maine Forestry Department.
Book
Published material
Maine, 1919
Spruce bud-worm
English
DOI: https://doi.org/10.5962/bhl.title.24144 OCLC: 30499325
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