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    Author(s): Vern P. Yerkes
    Date: 1960
    Source: PNW Old Series Research Notes No. 189, p. 1-3
    Publication Series: Scientific Journal (JRNL)
    Station: Pacific Northwest Research Station
    PDF: View PDF  (140 KB)

    Description

    A 6-year record of growth after thinning indicates that 110-year-old Douglas-fir stands on site 111 land have passed the age when growth capacity can be fully transferred to fewer stems through thinning.

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    Citation

    Yerkes, Vern P. 1960. Growth after thinning in 110-year old Douglas-fir. PNW Old Series Research Notes No. 189, p. 1-3

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