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Ronald V Lanner
Ronald M. Lanner has a PhD in Forestry from the University of Minnesota. He worked as a research forester with the U.S. Forest Service, taught tree biology at Utah State University, and wrote numer...ver másRonald M. Lanner has a PhD in Forestry from the University of Minnesota. He worked as a research forester with the U.S. Forest Service, taught tree biology at Utah State University, and wrote numerous papers and five books about trees. Lanner currently lives in Placerville, California.ver menos