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Creator:: Hawk, Glenn M.
Abstract:: A study of the McKenzie River floodplains, terraces and glacial outwash plains was undertaken to classify and describe the vegetation and soils of a previously little studied synecological unit. During the summer of 1971, 54 analytic vegetation and soil plots (stands) were studied. Cover and frequency of all trees, shrubs,...
Resource Type:: Masters Thesis
Full Text:: acknowledgement is also given to Dr. Donald B. Zobel for his guidance in both the preparation of this thesis and

Creator:: Neil, Garry Allen
Abstract:: A physio-ecological study of Lobaria pulmonaria (L. ) Hoffm. was done to determine if geographic variation occurred within the species. Lobaria pulmonaria was collected from Table Mountain, Oak Creek, and Lost Prairie, located in the Coast Range, Willamette Valley, and Cascade Range respectively in Western Oregon. During 1971 and 1972...
Resource Type:: Masters Thesis
Full Text:: . Donald B. Zobel for his encouragement and continuous guidance during these investiga- tions and

Creator:: Keys, Steven Charles
Abstract:: Seedlings from 25 provenances of Abies grandis and Abies concolor were studied at two plantations, 12 at Philomath, Oregon, and 13 at Camino, California. Native seedlings were studied at four of the provenances' field sites. Stomatal infiltration pressure measurements and plant moisture stress measurements were made throughout one summer on...
Resource Type:: Masters Thesis
Full Text:: : Redacted for Privacy Dr. Donald B. Zobel Seedlings from 25 provenances of Abies grandis and Abies

Creator:: Plocher, Milton David
Resource Type:: Masters Thesis
Full Text:: COOS COUNTY, OREGON Redacted for Privacy Abstract approved: Donald 13/. Zobel A study of growth and

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