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    Author(s): Robert D. Williams
    Date: 1976
    Source: Research Note NC-202. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station
    Publication Series: Research Note (RN)
    Station: North Central Research Station
    PDF: View PDF  (1.17 MB)

    Description

    Yellow-poplar seedlings that germinated and were completely released from woody competition in 1957 (the first year after a harvest cut) were four times taller and five times larger in diameter after the 1973 growing season than seedlings that were not released.

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    • This article was written and prepared by U.S. Government employees on official time, and is therefore in the public domain.

    Citation

    Williams, Robert D. 1976. Release Accelerates Growth of Yellow-Poplar -- an 18-Year Look. Research Note NC-202. St. Paul, MN: U.S. Dept. of Agriculture, Forest Service, North Central Forest Experiment Station

    Keywords

    Liriodendron tulipifera, germination date, seedbed scarification, natural regeneration, harvest cutting method.

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