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Forests and forestry -- Measurement
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1. [Article] Revised "number of trees per acre" curves
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This study was initiated and designed, first, to determine the reliability of the stocking survey system, and, second, to construct free hand curves which would give the ratio of percent of stocking to ...
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Summaries from 49 published articles on tree volume and taper equations are presented for 39 tree species found in California, Oregon, Washington, British Columbia, southeast Alaska, Idaho, and western ...
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Summaries from 49 published articles on site-index and dominant-heightgrowth curves and equations are presented for 20 tree species or species groups found in California, Oregon, Washington, British Columbia, ...
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Gerald W. Williams Collection
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10. [Article] Measuring the forest crop