By Burkman William G.   Hertel Gerard D.   in Journal of Forestry

ISSN:0022-1201|90|9|26-27

Society of American Foresters‎(1992)‎

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By Miller-Weeks Margaret   Burkman William G.   Twardus Daniel   Mielke Manfred   in Journal of Forestry

ISSN:0022-1201|92|7|30-33

Society of American Foresters‎(1994)‎

Access to resources Favorite 9.8022785