By Birch Thomas W.   in Journal of Forestry

ISSN:0022-1201|84|12|25-33

Society of American Foresters‎(1986)‎

Access to resources Favorite 15.462799

By Brooks Robert T.   Birch Thomas W.   in Northern Journal of Applied Forestry

ISSN:0742-6348|3|3|109-113

Society of American Foresters‎(1986)‎

Access to resources Favorite 10.610323

By Gansner David A.   Birch Thomas W.   Arner Stanford L.   Zarnoch Stanley J.   in Northern Journal of Applied Forestry

ISSN:0742-6348|7|3|118-120

Society of American Foresters‎(1990)‎

Access to resources Favorite 7.7313995

By Birch Thomas W.   Gansner David A.   Arner Stanford L.   Widmann Richard H.   in Northern Journal of Applied Forestry

ISSN:0742-6348|9|4|146-148

Society of American Foresters‎(1992)‎

Access to resources Favorite 7.7313995