Showing 1 - 2 results of 2 for search 'North Central Forest Experiment Station, Forest Service, U.S.D.A.,', query time: 0.21s Refine Results
  1. 1
    Mensurational and biomass relations for Populus 'Tristis #1' under intensive culture /
    by Ek, Alan R.
    Published 1980
    “...North Central Forest Experiment Station, Forest Service, U.S.D.A.,...”
    Government Document Book
  2. 2
    A simple model for estimating total and merchantable tree heights /
    by Ek, Alan R.
    Published 1984
    “...North Central Forest Experiment Station, Forest Service, U.S.D.A.,...”
    Government Document Book
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