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Creator:: Padgett, Wayne G.
Abstract:: Riparian communities in the southern portion of Malheur National Forest were intensively studied with the objective of designing an approach for classifying disturbed riparian areas into units of similar potential. Not all riparian community types in this portion of the Blue Mountains were sampled due to time limitations. Some of...
Resource Type:: Masters Thesis
Full Text:: in Malheur National Forest. Dr. Robert Frenke! and Dr. Gerald Simonson, as members of my graduate

Creator:: Matz, Stephan E.
Abstract:: About 7,000 years ago two major tephra-falls blanketed the Pacific Northwest in volcanic ash. These two tephra-falls, identified as the Llao and climatic tephra-falls, were a part of the eruptive events that led up to the collapse of Mount Mazama to form Crater Lake in the southern Oregon Cascades. The...
Resource Type:: Masters Thesis
Full Text:: . Gerald Simonson, and Dr. Perry Brown each contributed to the completion of this project through their

Creator:: Young, Richard P.
Abstract:: This research assesses prescribed burning as a habitat management technique in wetlands and associated upland communities of Malheur National Wildlife Refuge, southeastern Oregon. Experimental burns were conducted to evaluate fire behavior and effects in wetland and upland habitats, and, fire effects on Cirsium arvense. Wetland plant communities were monotypic stands...
Resource Type:: Dissertation

Creator:: Ripley, James Douglas
Abstract:: In an effort to describe the plant communities and succession of the Oregon coastal grasslands, vegetation and environmental data were collected from 75 stands at 24 separate locations ranging from Cape Falcon in Tillamook County to Cape Ferrelo in Curry County. The vegetation data consisted of cover and frequency values...
Resource Type:: Dissertation
Full Text:: , Robert E. Frenkel and Gerald H. Simonson, for their guidance and support. The field assistance pro

Creator:: Ben Jelloun, Hassane
Resource Type:: Dissertation
Full Text:: grateful to all the members of my committee: professors David D. Myrold, Gerald H. Simonson, Donald B

ScholarsArchive@OSU