By Groninger John W.   in Journal of Forestry

ISSN:0022-1201|103|4|184-188

Society of American Foresters‎(2005)‎

Access to resources Favorite 17.031702

By Groninger John W.   in Forest Science

ISSN:0015-749X|50|5|739-740

Society of American Foresters‎(2004)‎

Access to resources Favorite 17.031702

By Groninger John W.   in Journal of Forestry

ISSN:0022-1201|104|8|426-430

Society of American Foresters‎(2006)‎

Access to resources Favorite 17.031702

By Groninger John W.   Long Michael A.   in Northern Journal of Applied Forestry

ISSN:0742-6348|25|4|173-179

Society of American Foresters‎(2008)‎

Access to resources Favorite 13.815784

By Groninger John W.   Pense Seburn L.   in Outlook on Agriculture

ISSN:0030-7270|42|1|17-23

IP Publishing Ltd‎(2013)‎

Access to resources Favorite 11.686822

By Groninger John W.   Ruffner Charles M.   in Journal of Forestry

ISSN:0022-1201|108|3|141-147

Society of American Foresters‎(2010)‎

Access to resources Favorite 11.686822

By Groninger John W.   McCormick Larry H.   in Northern Journal of Applied Forestry

ISSN:0742-6348|9|1|29-31

Society of American Foresters‎(1992)‎

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By Ruffner Charles M.   Groninger John W.   in Journal of Forestry

ISSN:0022-1201|104|2|78-83

Society of American Foresters‎(2006)‎

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By Groninger John W.   Bohanek James R.   in Journal of Plant Growth Regulation

ISSN:0721-7595|19|4|453-456

Springer Publishing Company ‎(2000)‎

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By Groninger John W.   Fillmore Stephen D.   Rathfon Ron A.   in Northern Journal of Applied Forestry

ISSN:0742-6348|23|2|94-99

Society of American Foresters‎(2006)‎

Access to resources Favorite 9.557859