By Schreyer Richard   in Journal of Forestry

ISSN:0022-1201|78|6|338-340

Society of American Foresters‎(1980)‎

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By Virden Randy J.   Schreyer Richard   in Western Journal of Applied Forestry

ISSN:0885-6095|3|2|49-52

Society of American Foresters‎(1988)‎

Access to resources Favorite 10.92912