By Ellwood Eric L.   in Journal of Forestry

ISSN:0022-1201|65|4|243-246

Society of American Foresters‎(1967)‎

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By Ellwood Eric L.   Anderson Arthur B.   Zavarin Eugene   Erickson Robert W.   in Forest Science

ISSN:0015-749X|6|4|315-330

Society of American Foresters‎(1960)‎

Access to resources Favorite 8.711548