By Seymour Robert S.   Gadzik Charles J.   in Northern Journal of Applied Forestry

ISSN:0742-6348|2|2|37-40

Society of American Foresters‎(1985)‎

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By Hoffman Benjamin F.   Wedge David C.   Gadzik Charles J.   in Northern Journal of Applied Forestry

ISSN:0742-6348|4|1|38-42

Society of American Foresters‎(1987)‎

Access to resources Favorite 10.685736