By Dell John D.   Green Lisle R.   in Journal of Forestry

ISSN:0022-1201|66|8|610-614

Society of American Foresters‎(1968)‎

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By Wilson Carl C.   Dell John D.   in Journal of Forestry

ISSN:0022-1201|69|8|471-475

Society of American Foresters‎(1971)‎

Access to resources Favorite 9.984692