Age Dependence of Spiral Grain in White Oaks (Quercus Alba L.) in Southwestern Illinois
Dendrochronologists have used the presence of spiral grain as an indicator of old trees for most of the history of the field, although this relationship has been little studied. We examined cross-sections from dead trees and used a 12-mm Haglof Swedish Increment borer to collect cores from living wh...
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| Language: | en_US |
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Tree-Ring Society
2006
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| Online Access: | http://hdl.handle.net/10150/262642 |