Modern pollen distribution as related to vegetation communities and elevation in the Grand Canyon, Arizona
AuthorSigleo, Wayne R.
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PublisherThe University of Arizona.
RightsCopyright © is held by the author. Digital access to this material is made possible by the University Libraries, University of Arizona. Further transmission, reproduction or presentation (such as public display or performance) of protected items is prohibited except with permission of the author.
Degree ProgramGeography and Area Development