The biogeography of Oregon white oak (Quercus garryana) in central Oregon
The study proceeded as follows: The distribution of Q. garryana was mapped through field reconnaissance. Annual rings from fifteen trees were counted in order to establish age versus trunk diameter ratios. This greatly simplified the dating of trees. Transects were then run through individual groves...
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| Format: | Others |
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PDXScholar
1981
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| Online Access: | https://pdxscholar.library.pdx.edu/open_access_etds/3545 https://pdxscholar.library.pdx.edu/cgi/viewcontent.cgi?article=4554&context=open_access_etds |