Saving white pines by removing blister rust cankers / by J.F. Martin and G. Flippo Gravatt.
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Dept. of Agriculture,
1954.
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| Series: | Circular (United States. Department of Agriculture) ;
no. 948. |
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