By Ray David G.   Saunders Mike R.   Seymour Robert S.   in Northern Journal of Applied Forestry

ISSN:0742-6348|26|1|31-34

Society of American Foresters‎(2009)‎

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By Nyland Ralph D.   Ray David G.   Yanai Ruth D.   in Northern Journal of Applied Forestry

ISSN:0742-6348|21|3|117-122

Society of American Foresters‎(2004)‎

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By Ray David G.   Seymour Robert S.   Scott Neal A.   Keeton William S.   in Journal of Forestry

ISSN:0022-1201|107|1|50-51

Society of American Foresters‎(2002)‎

Access to resources Favorite 6.7002754