A study of heart-rot in western hemlock:
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Bibliographic Details
Main Authors: Weir, James R. (Author), Hubert, Ernest E. (Author)
Format: Book
Language:English
Published: Washington, DC 1918
Series:United States. Dept. of Agriculture Bulletin. ; No. 722=Profess. paper.
Subjects:
Physical Description:39 S. 13 Ill., 5 graph.Darst.