By Leak William B.   in Northern Journal of Applied Forestry

ISSN:0742-6348|21|3|160-163

Society of American Foresters‎(2004)‎

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By Leak William B.   in Journal of Forestry

ISSN:0022-1201|80|8|503-503

Society of American Foresters‎(1982)‎

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By Leak William B.   in Northern Journal of Applied Forestry

ISSN:0742-6348|16|2|115-119

Society of American Foresters‎(1999)‎

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By Leak William B.   in Northern Journal of Applied Forestry

ISSN:0742-6348|16|4|200-202

Society of American Foresters‎(1999)‎

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By Leak William B.   in Northern Journal of Applied Forestry

ISSN:0742-6348|5|4|235-237

Society of American Foresters‎(1988)‎

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By Leak William B.   in Northern Journal of Applied Forestry

ISSN:0742-6348|10|4|187-188

Society of American Foresters‎(1993)‎

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By Leak William B.   in Forest Science

ISSN:0015-749X|11|4|405-409

Society of American Foresters‎(1965)‎

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By Leak William B.   in Forest Science

ISSN:0015-749X|16|2|177-180

Society of American Foresters‎(1970)‎

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By Leak William B.   in Forest Science

ISSN:0015-749X|10|1|39-50

Society of American Foresters‎(1964)‎

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By Leak William B.   in Forest Science

ISSN:0015-749X|42|2|160-165

Society of American Foresters‎(1996)‎

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