A study of heart-rot in western hemlock / by James R. Weir and Ernest E. Hubert.
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of Agriculture,
1918.
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| Series: | Bulletin of the U.S. Department of Agriculture ;
no. 722. |
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| Item Description: | Caption title. "October 22, 1918." "Professional paper." |
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| Physical Description: | 39 pages : illustrations ; 24 cm. |