Future challenges in renewable natural resources : proceedings of a national workshop, January 22-25, 1979, Rosslyn, Virginia
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Format: | Texto biblioteca |
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Language: | d |
Published: |
Washington, D.C. : U.S. Dept. of Agriculture,
1979
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Subjects: | NATURAL RESOURCES-UNITED STATES-CONGRESSES, United States. Forest Service., United States. Science and Education Administration., United States. Soil Conservation Service., |
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