By Heidmann L. J.   in Journal of Forestry

ISSN:0022-1201|67|7|506-509

Society of American Foresters‎(1969)‎

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By Heidmann L. J.   in Forest Science

ISSN:0015-749X|28|1|156-160

Society of American Foresters‎(1982)‎

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By Heidmann L. J.   in Forest Science

ISSN:0015-749X|30|4|1079-1083

Society of American Foresters‎(1984)‎

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By Heidmann L. J.   Johnsen Thomas N.   Cole Quinten W.   Cullum George   in Journal of Forestry

ISSN:0022-1201|80|2|77-79

Society of American Foresters‎(1982)‎

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