By Kopp Richard   Leech Colin   Roe Michael   in Journal of Fluorescence

ISSN:1053-0509|24|2|279-284

Springer Publishing Company ‎(2014)‎

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By Kopp Richard F.   Geyer Wayne A.   Lovett William R.   in Northern Journal of Applied Forestry

ISSN:0742-6348|5|3|180-184

Society of American Foresters‎(1988)‎

Access to resources Favorite 6.937873