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A classification of forest vegetation is presented for the Colville National Forest in northeastern Washington State. It is based on potential vegetation with the plant association as the basic unit. The classification ...
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15. [Article] Tongass timber management
Gerald W. Williams CollectionCitation -
Gerald W. Williams Collection
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17. [Article] Government forest work
Gerald W. Williams CollectionCitation -
18. [Article] The USDA Forest Service : the first century
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19. [Article] Forest survey report; no.79
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20. [Article] Forest survey report; no.83