Index Catalog // ScholarsArchive@OSU

Survival and development of the flat-headed fir borer in forest residues as affected by host and microclimatic conditions

Creator:: Scott, Donald Wayne
Abstract:: The purpose of this study was to examine various host and microclimatic influences affecting the survival and development of the flatheaded fir borer, Melanophila drummondi (Kirby) in Douglas fir, Pseudotsuga menziesii (Mirbel) Franco residues. It also expands current knowledge of the biology, bionomics, life history, ecology, and biotic potential for...
Resource Type:: Dissertation
Full Text:: Affected by Host and Microclimatic Conditions by Donald Wayne Scott A THESIS submitted to

Considerations in the financing of Oregon dairy enterprises : investigations of three selected problem areas

Creator:: Miller, David Paul, 1949-
Abstract:: As the capital requirements for the modern dairy enterprise increase, the Oregon milk producer and his lender need more information concerning the profitability, solvency and liquidity of the enterprise on which to base their financial decisions. This research examines three areas where more information could be used to evaluate financial...
Resource Type:: Masters Thesis
Full Text:: members of my committee, Dr. Tim Hammonds and Mr. Manning Becker, for their contribution to my education

Measurement of turbulent velocity, intensity and scale in rod bundle flow channels

Creator:: Rowe, Donald Scott
Abstract:: An experimental study was performed to investigate the effect of flow channel geometry on fully developed turbulent flow in "clean" rod bundle flow channels. This information was sought to obtain a better understanding of crossflow mixing between rod bundle subchannels. The experiments were performed in water with a Reynolds number...
Resource Type:: Dissertation

The major components of occupational program articulation among Oregon's community colleges and public secondary schools

Creator:: Barnhardt, Larry John
Abstract:: The central purpose of this study was to identify the major components of occupational articulation as perceived by Oregon's community college and secondary school vocational education administrators and instructors. Specifically, the objectives were: (1) to determine the major components of occupational articulation; (2) to test the hypotheses that there is...
Resource Type:: Dissertation
Full Text:: assistance and Dr. Joel Galloway, Dr. Charles Warnath and Mr. Manning Becker for their input and

Tactics of Pacific Northwest albacore fishermen - 1968, 1969, 1970

Creator:: Keene, Donald Frederick
Abstract:: This study examines the relationship between fishing activities of Pacific Northwest albacore fishermen and the availability of albacore. Tactical responses of troll-boat fishermen were compared to changes in daily apparent albacore abundance. Tactical responses included boat aggregation and total applied effort (number of boats) within a particular area, and net...
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE THESIS OF DONALD FREDERICK KEENE for the

The effects of alfalfa hay fiber and vitamin B₁₂ levels in body fluids on milk fat production in high-producing dairy cows

Creator:: Dudley, Eric George
Abstract:: The research presented in this thesis was designed to evaluate the effects of feeding alfalfa hays from the Klamath Basin of Oregon in practical dairy rations on milk fat production in high-producing Holstein cows. Thirty-two second lactation or older animals estimated to be capable of producing at least 70 lbs...
Resource Type:: Masters Thesis
Full Text:: -Producing Dairy Cows Abstract approved:Redacted for Privacy Donald Claypool- zr7 The research presented in

An evaluation and criteria for implementation of a recreational motorboat educational licensing practice in Oregon

Creator:: Christensen, Donald Watson
Abstract:: In recent years almost all states have legislated educational and licensing programs to protect the welfare and property of citizens engaged in outdoor recreational pursuits. Such programs exist for automobile, motorcycle, airplane, and snowmobile operators. However, boating continues to be one of the major recreational outdoor activities where operators of...
Resource Type:: Dissertation
Full Text:: recreational motorboat educational licensing practice in Oregon AN ABSTRACT OF THE THESIS OF Donald Watson

Cow calf confinement energy levels

Creator:: Price, David P.
Resource Type:: Dissertation
Full Text:: directly involved in the research project, I would still like to thank Dr. A. F. Anglemier, Prof. Manning

The effects of aerobic and anaerobic fermentation on the nutritive value of ryegrass straw

Creator:: Jones, Steven Ryan
Abstract:: A series of in vitro laboratory trials and in vivo sheep digestion trials were used to evaluate aerobically or anaerobically fermented perennial ryegrass straw. The laboratory trials consisted of a silage study, where mini-silos were used in a 9 X 2 factorial design with nine levels of whey (0 to...
Resource Type:: Dissertation
Full Text:: : Prof. Manning H, Becker, Dr. J. E. Oldfield, Dr. L. R. Vough and Dr. A. W. Anderson. My hardiest

Reactions of the sea anemone, Anthopleura xanthogrammica, to electromagnetic radiations in the visible, ultraviolet, and X-ray ranges

Creator:: Clark, Ervil Delwyn
Abstract:: The behavioral repertoire of the sea anemone, Anthopleura xanthogrammica, was investigated to test for the occurrence of any immediate response to various regions of the electromagnetic spectrum. Monochromatic radiations in the visible and ultraviolet spectral regions were produced by a 150-watt xenon lamp or a ZOO watt mercury vapor lamp...
Resource Type:: Dissertation
Full Text:: to my advisor, Dr. Donald J. Kimeldorf for his encouragement and assistance in making this study a

ScholarsArchive@OSU

Survival and development of the flat-headed fir borer in forest residues as affected by host and microclimatic conditions

Considerations in the financing of Oregon dairy enterprises : investigations of three selected problem areas

Measurement of turbulent velocity, intensity and scale in rod bundle flow channels

The major components of occupational program articulation among Oregon's community colleges and public secondary schools

Tactics of Pacific Northwest albacore fishermen - 1968, 1969, 1970

The effects of alfalfa hay fiber and vitamin B₁₂ levels in body fluids on milk fat production in high-producing dairy cows

An evaluation and criteria for implementation of a recreational motorboat educational licensing practice in Oregon

Cow calf confinement energy levels

The effects of aerobic and anaerobic fermentation on the nutritive value of ryegrass straw

Reactions of the sea anemone, Anthopleura xanthogrammica, to electromagnetic radiations in the visible, ultraviolet, and X-ray ranges

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