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Creator:: Vaitkus, Milda R.
Abstract:: Evidence suggests that western juniper (Juniperus occidentalis) in Central Oregon affects understory production and composition. As trees increase in size and density, understory production is reduced and composition changes. This study was designed to identify the relationship between production and composition of understory vegetation and various tree canopy sizes of...
Resource Type:: Masters Thesis
Full Text:: members Drs. Steve Sharrow and Ludwig Eisgruber for their constructive criticism and valuable advice

Creator:: Ogishi, Aya
Abstract:: The agriculture production system in the post-war United States is characterized as highly specialized and increasingly dependent on off-farm inputs. Although the US has traditionally supported agriculture with numerous government commodity programs such as target prices, nonrecourse loans, and deficiency payments, agriculture today is perceived as one of the major...
Resource Type:: Masters Thesis
Full Text:: professor, Dr. Stanley Miller who has guided me through all the way, and my committee members, Dr. Ludwig

Creator:: Iqbal, Muzaffar
Abstract:: The source and nature of permit value and the federal grazing fee debate motivated this dissertation research. There is little doubt that federal grazing permits have value throughout the western United States, but the source of permit value is unclear. A traditional explanation focuses on the capitalized differential between the...
Resource Type:: Dissertation
Full Text:: as well as in my pursuit of this dissertation. Also, I thank my committee members: Dr. Ludwig

Creator:: Bates, Jonathan D.
Abstract:: Since the late 1880's western juniper has expanded in range and increased in density in sagebrush-bunchgrass, riparian, and forested plant communities of the Pacific Northwest. Succession to western juniper woodland has been shown to reduce the productivity and diversity of the understory component, result in concentration of soil nutrients beneath...
Resource Type:: Dissertation
Full Text:: , Ludwig Eisgruber, Richard Waring, and Paul Doescher for their interest, constructive criticism, and

Creator:: Cross, Timothy L.
Resource Type:: Dissertation
Full Text:: me structured and on track during rrry thesis analysis. My other committee members, Dr. Ludwig

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