Biodiversity Heritage Library · page-43512821
Dominant ponderosa pines do respond to thinning — Illustration, Page 5
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BHL classifies this scanned page as Illustration. Publication: Dominant ponderosa pines do respond to thinning. Publication creators (not identified as the page's illustrator): Barrett, James W. (James Willis), 1922-; Pacific Northwest Forest and Range Experiment Station (Portland, Or.). Contributing institutions: U.S. Department of Agriculture, National Agricultural Library. Bibliographic metadata supplied by BHL under CC0; image rights are separate.
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1963. Dominant ponderosa pines do respond to thinning — Illustration, Page 5. https://www.biodiversitylibrary.org/page/43512821
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