Index Catalog // ScholarsArchive@OSU

A study of the vocal behavior of the American robin

Creator:: Benson, Jane Rae
Abstract:: To gain a better foothold on the communication system of the avifauna, calls and songs of the American Robin (Turdus migratorius) were recorded and analyzed using the sound spectrograph. Ten different calls were recognized as follows: three alarm calls, an excitement call, challenge call, contact call, two flight calls and...
Resource Type:: Masters Thesis
Full Text:: A study of the vocal behavior of the American robin AN

The combined effects of vegetation control and seedling size class on Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco) seedling productivity on a site in Oregon

Creator:: Lefebvre, Robert F.
Abstract:: Controlling competing vegetation with the application of herbicides and increased seedling size at planting has been shown to increase seedling survival and growth. These two important reforestation tools have often been studied independently of each other, limiting comparisons that can be made between them. This study utilized a factorial treatment...
Resource Type:: Masters Thesis
Full Text:: Class on Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco) Seedling Productivity on a Site in Oregon

The influence of sex, migration distance, and latitude on expression of anadromy in Oncorhynchus mykiss

Creator:: Ohms, Haley
Abstract:: The evolution and maintenance of multiple phenotypes within populations is an interesting evolutionary and ecological question, and is becoming increasingly important for the restoration and conservation of partially migratory species. In particular, why individuals adopt a particular phenotype has been the focus of numerous research efforts. In the partially migratory...
Resource Type:: Masters Thesis
Full Text:: particular, why individuals adopt a particular phenotype has been the focus of numerous research efforts

Enhanced inverse synthetic aperture radar imagery using 2-D spectral estimation

Creator:: Ohm, David R.
Abstract:: This research focused on the use of classical and modern two-dimensional spectral estimation techniques for enhancing inverse synthetic aperture radar (ISAR) imagery. 2-D Classical spectral estimation methods and 2-D modern parametric and non-parametric spectral estimation methods are applied to simulated and real data sets in order to achieve both range...
Resource Type:: Masters Thesis
Full Text:: Imagery Using 2-D Spectral Estimation by David R. Ohm A THESIS submitted to

Steller sea lions (Eumetopias jubatus) of Oregon and Northern California: seasonal haulout abundance patterns, movements of marked juveniles, and effects of hot-iron branding on apparent survival of pups at Rogue Reef

Creator:: Scordino, Jonathan
Abstract:: The Steller Sea Lion Research Initiative was passed in 2001 to provide funding to help scientists determine causes and solutions for the population crash of Steller sea lions (Eumetopias jubatus). In response to need to understand population dynamics of Steller sea lions, NOAA Fisheries has spearheaded a large-scale, range-wide research...
Resource Type:: Masters Thesis
Full Text:: Fisheries has spearheaded a large-scale, range- wide research program. The study involved capturing and

Glutenin macropolymer in salted and alkaline noodles and its relation with dough properties and cooked noodle texture

Creator:: Ong, Yee-Ling
Abstract:: Glutenin protein molecules can form a large "macropolymer" which forms the elastic component of the gluten complex in wheat flour doughs. Little work has been done to investigate relationships between glutenin macropolymer (GMP) and noodle processing. GMP was isolated from flour of 4 wheat varieties; 3 hard- and 1 soft-grained...
Resource Type:: Masters Thesis
Full Text:: : ________________________________________________________________________ Andrew S. Ross Glutenin protein molecules can form a large “macropolymer” which forms

Robin : an experimental protocol for asynchronous serial lines

Creator:: Chum, Hon Pan
Abstract:: Computer networking research has been going on for almost twenty years; however, most of the protocols concern high and low speed synchronous transmission. All synchronous communication needs special transmission lines. The TCP/IP (Transmission Control Protocol/Internet Protocol) protocols, Ethernet, X.25, X windows system are very successful protocols. Less work has been...
Resource Type:: Capstone Project
Full Text:: . 1.2 The Goal of Robin Robin is a protocol that supports multiple sessions and to rapidly send very

Prey selection by peregrine falcons during the nestling stage in Alaska

Creator:: Hunter, Robin E.
Abstract:: Proper management of peregrine falcons (Falco peregrinus) includes management of its prey. Little quantitative data on prey selection by peregrine falcons have been collected. The objective of this study was to determine species and relative abundance of prey brought to eyries by peregrine falcons during the nestling stage and to...
Resource Type:: Masters Thesis
Full Text:: . Prey Selection by Peregrine Falcons during the Nestling Stage in Alaska by Robin E. Hunter A THESIS

Enhanced efficiency nitrogen fertilizers for nitrogen management in the Columbia Basin, Oregon

Creator:: Holcomb, Jess Charles
Abstract:: Ammonia (NH₃) volatilization can result in a substantial amount of surface applied nitrogen (N) being lost into the atmosphere, making it an environmental pollutant as well as reducing plant-available N. However, N can also be easily lost from the soil through leaching, and nitrous oxide (NO₂). Enhanced efficiency N fertilizers...
Resource Type:: Masters Thesis
Full Text:: , Oregon Abstract approved: Donald A. Horneck Dan M. Sullivan Ammonia (NH3

Frost hardiness of Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco) seedlings raised in three nurseries

Creator:: Schuch, Ursula K.
Abstract:: Two-year-old Douglas-fir [Pseudotsuga menziesii (Mirb.) Franco] seedlings of two seed sources raised in three nurseries in Oregon and Washington were tested for differences in frost hardiness from September 1985 to March 1986. The objective of the study was to determine whether nursery location had an influence on seedling acclimation, deacclimation...
Resource Type:: Masters Thesis

Fertilization of 2-0 ponderosa pine seedlings in the nursery and field : morphology, physiology, and field performance

Creator:: Gleason, John F.
Abstract:: Two-year-old ponderosa pine (Pinus ponderosa Laws.) from two seed sources were grown at two nurseries. The Fremont seed source was raised at Bend and Stone Nursery; the Ochoco was grown at only the Bend Nursery. The seedlings were fertilized in late September-early October with nitrogen (N) or nitrogen plus potassium...
Resource Type:: Masters Thesis

FoXQ : a visual query language for XML

Creator:: Abraham, Robin
Abstract:: XML is a very versatile data format that has been used to represent many different kinds of data, including web pages, books, business and accounting data, programming interfaces, vector graphics, system logs, and games. In a short span of time, it has gained wide acceptance as the document and data...
Resource Type:: Masters Thesis
Full Text:: Language for XML by Robin Abraham A THESIS submitted to Oregon State University in partial

Characteristics of a capillary air washer

Creator:: Robins, Charles Samuel
Resource Type:: Masters Thesis
Full Text:: Characteristics of a Capillary Air Washer

Patterns of chronic wind mortality in a small, old-growth Pseudotsuga menziesii forest in the western Cascades, Oregon

Creator:: Littlefield, Sam, 1980-
Abstract:: Windthrow has been studied extensively as a cause of mortality and as a landscape disturbance agent in temperate forests throughout the United States. The effects of windthrow mortality on stand species composition and structure, forest regeneration and seral development have been well described at the site (e.g. single gap) and...
Resource Type:: Masters Thesis

Within and between plant dispersal and distributions of adult females and immatures of Neoseiulus californicus and N. fallacis (Acari: Phytoseiidae) in bean and apple plant systems

Creator:: Pratt, Paul D. (Paul David), 1970-
Abstract:: Intra- and interplant movement and dispersal of the predator mites Neoseiulus californicus (McGregor) and Neoseiulus fallacis (Garman) were studied on both lima bean (Phaseolus lunatus L.) and apple (Malus pumila Miller) branch plant systems that were seeded with excess numbers of the spider mite Tetranychus urticae Koch. Individuals of either...
Resource Type:: Masters Thesis
Full Text:: and Apple Plant Systems. Abstract approval: Brian A. Croft Intra- and interplant movement and

Estimation of leaf area index and simulation of evapotranspiration for intensively managed Douglas-fir forests

Creator:: Rogers, Nicole S.
Abstract:: Understanding the tradeoff between water use and productivity is critical for modeling growth of intensively managed Douglas-fir forests in the Pacific Northwest. Evapotranspiration is closely linked to carbon dioxide intake during the process of photosynthesis. However, summer drought characterizing the growing season in this region imposes a limit on carbon...
Resource Type:: Masters Thesis
Full Text:: extra time to review data at every step and Robin for providing a wealth of academic and life advice

Influence of a sudangrass green manure on microorganisms and early dying of potatoes in two soils

Creator:: Parks, Robin L.
Abstract:: Effect of a sudangrass green manure in two soil types on the activity, populations and community structure of soil microorganisms, populations of Verticillium dahliae in soil and on potato roots, and potato early dying, were evaluated in a field microplot experiment in the Columbia Basin. Potato cv. Russet Burbank was...
Resource Type:: Masters Thesis
Full Text:: Robin L. Parks A THESIS submitted to Oregon State University in partial fulfillment of the

The design and construction of a small intermittent supersonic wind tunnel

Creator:: Bithell, Robin Allan
Resource Type:: Masters Thesis
Full Text:: ROBIN ALLAN BITHELL A TFE3IS submitted to OREGON STATE UNIVERSITY in oartial fulÍ'il].ment of

Defining and managing biohazardous waste in research-based universities in the United States : a survey of environmental health and safety professionals

Creator:: Mecklem, Robin Lyn
Abstract:: Biohazardous waste refers to wastes that are potentially infectious to humans, as well as wastes from animal or plant research that could be potentially infectious to these organisms, or could alter their genetic selection process. Research resulting in generation of biohazardous waste is typically conducted at large, research-based universities. The...
Resource Type:: Masters Thesis
Full Text:: Environmental Health and Safety Professionals by Robin Lyn Mecklem A THESIS submitted to Oregon State

Mate choice of wild spawning coho salmon (Oncorhynchus kisutch) in the Umpqua River, Oregon

Creator:: Whitcomb, Amelia C.
Abstract:: Evidence for reduced reproductive success (RS) of wild spawning hatchery-reared fish invites serious consideration with regard to the detrimental effects on subsequent generations of wild populations. Mate choice was evaluated as a potential mechanism contributing to these observed RS differences using a previous pedigree of wild spawning hatchery-reared and wild...
Resource Type:: Masters Thesis
Full Text:: : Michael A. Banks Kathleen G. O’Malley Evidence for reduced reproductive success (RS) of wild spawning

Construction of a model organism for performing calcium carbonate precipitation in a porous media reactor

Creator:: Kaufman, Megan J.
Abstract:: Aquifers are an important storage location and source of fresh groundwater. They may become polluted by a number of contaminants including mobile divalent radionuclides such as strontium-90 which is a byproduct of uranium fission. A method for remediating such divalent radionuclides is sequestration through co-precipitation into calcium carbonate. Calcium carbonate...
Resource Type:: Masters Thesis
Full Text:: November 15, 2011. Title: Construction of a Model Organism for Performing Calcium Carbonate Precipitation

Applications of an Agent-Based Approach to Automated Structure Design

Creator:: Kiff, Robin E.
Abstract:: This thesis details the applications of a new method of agent-based structure synthesis. The goal of this research is to create structures that meet a structural goal within a simulated physics environment. The method proposed works as an iterative process of changing the structure, evaluating the new structure and using...
Resource Type:: Masters Thesis
Full Text:: Approach to Automated Structure Design by Robin E Kiff A THESIS submitted

Potash fertilizer effects on yield, hollow heart, and nutrient levels in potato tubers and petioles

Creator:: McBride, Robin L.
Abstract:: Potash rate and source effects on tuber yield and quality (hollow heart, size, and processing quality), and nutrient (K, Ca, Mg, and C1) concentrations in petioles and tubers were evaluated in three experiments, two in the Columbia Basin in Oregon (McDevitt and Levy) and one in Central Oregon (Powell Butte)....
Resource Type:: Masters Thesis
Full Text:: nutrient levels in potato tubers and petioles AN ABSTRACT OF THE THESIS OF Robin L. McBride for the

Design of 28 GHz Low-Power Phased-Array Receiver Frontend in CMOS

Creator:: Garg, Robin
Abstract:: This work presents the design and implementation of a low power phased-array receiver frontend at 28 GHz in 65 nm CMOS. The frontend incorporates a low- power low-noise amplifier(LNA) and a passive reflection-type phase shifter (RTPS) capable of providing 360° phase shift with 5-bit phase resolution and low loss variation....
Resource Type:: Masters Thesis
Full Text:: Receiver Frontend in CMOS by Robin Garg A THESIS submitted to Oregon State University in partial

Spatial analysis of soil depth variability and pedogenesis along toposequences in the Troodos Mountains, Cyprus

Creator:: Robins, Colin R.
Abstract:: In unstable landscapes, modern pedological research explores the role of soils as products and indicators of geomorphologic change. Understanding the dynamics of hill slope pedogenesis is especially important in regions with limited, poor, or threatened soil resources. The island of Cyprus, situated in the eastern Mediterranean, is claimed by many...
Resource Type:: Masters Thesis
Full Text:: Mediterranean, is claimed by many authors to exhibit signs of severe soil degradation and is a prime site for

Taxonomy and reproduction of Microtus canicaudus

Creator:: Tyser, Robin W.
Abstract:: The taxonomic status of Microtus canicaudus was compared with that of a morphologically similar vole, Microtus montanus. Four means of comparison were utilized: hybridization experiments, comparative karyology, growth distinctions (total length and body weight), and qualitative behavioral observations. The hybridization experiments indicated that, while the incidence of pregnancy of M....
Resource Type:: Masters Thesis
Full Text:: Reproduction of Microtus canicaudus by Robin W. Tyser A THESIS submitted to Oregon State University in

Irrigation and plant density effects on head rot and yield of broccoli

Creator:: Ludy, Robin L.
Abstract:: Effects of amount of applied water and frequency of irrigation on head rot and yield of three broccoli cultivars were evaluated in 1987 and 1988. Two irrigation frequencies were established with a line-source sprinkler system for 5.5 weeks during heading. The low-frequency experiment was watered once per week and the...
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT OF THE THESIS OF Robin L. Ludv for the degree of

The acetohydroxyacid synthase gene family its role in herbicide resistant sunflowers

Creator:: Hawley, Robin M.
Abstract:: Resistance to acetohydroxyacid synthase (AHAS)-inhibiting herbicides has been reported in over 90 weedy species, including wild sunflower biotypes, since the herbicides were developed in 1982. The AHAS gene family in sunflower, consisting of three paralogs AHAS1 , AHAS2, and AHAS3, has been targeted for inducing herbicide resistance. A polymorphism identified...
Resource Type:: Masters Thesis

Adaptation of molecular filtration for recovery of fish viruses from water

Creator:: Watanabe, Robin Aiko
Abstract:: The effectiveness of tangential flow filtration (TFF) for recovery of infectious hematopoietic necrosis virus (IHNV) and infectious pancreatic necrosis virus (IPNV) from large volumes of water was evaluated. In laboratory studies, virus recovery from IHNV-seeded water following concentration by TFF was approximately 13%. However, addition of 0.1 and 1% FBS...
Resource Type:: Masters Thesis
Full Text:: Filtration for Recovery of Fish Viruses from Water by Robin Aiko Watanabe A THESIS submitted to Oregon

"Because we didn't have nowhere to go" : residential instability among rural low-income families

Creator:: Ozretich, Robin Nathaniel
Abstract:: The purpose of this study was to identify and examine risk and protective factors associated with residential instability within a sample of rural low-income mothers. Residential instability was defined as two or more residential moves within the course of a year. Qualitative and quantitative methods were used to compare residentially...
Resource Type:: Masters Thesis
Full Text:: Rural Low- Income Families by Robin Nathaniel Ozretich A THESIS submitted to Oregon State

Possible selves and exercise maintenance among middle-aged women

Creator:: Blais, Robin E.
Abstract:: Given the high risk of relapse during the first year of exercise involvement, it is important to determine the processes of self-motivation which enable novice exercisers to become long-term maintainers. This study was designed to extend previous Stages of Change (Prochaska & DiClemente, 1983) research by comparing the Possible Selves...
Resource Type:: Masters Thesis
Full Text:: Robin E. Blais A THESIS submitted to Oregon State University in partial fulfillment of the

Formula, dough mixing methods, and keeping qualities of sweet yeast roll mix

Creator:: Robins, Barbara Ann
Resource Type:: Masters Thesis
Full Text:: Formula, Dough Mixing Methods, and Keeping Qualities of a

Abundance, movements and feeding habits of the harbor seal, Phoca vitulina, at Netarts Bay, Oregon

Creator:: Brown, Robin Franklin
Resource Type:: Masters Thesis
Full Text:: AN ABSTRACT OF THE THESIS OF RobIn Franklin Brown for the

Castilleja and Pedicularis are confirmed as telial hosts for white pine blister rust in whitebark pine ecosystems of Oregon and Washington

Creator:: Mulvey, Robin L.
Abstract:: The primary objective of this research was to determine if native species within the genera Castilleja and Pedicularis are naturally infected by white pine blister rust (Cronartium ribicola) in whitebark pine ecosystems of the Oregon and Washington Cascade Range. Secondary objectives were to monitor the phenology of aecial and telial...
Resource Type:: Masters Thesis
Full Text:: by Robin L. Mulvey A THESIS submitted to Oregon State University in partial

Phenology, Host-Plant Resistance, and Biological Control of Stephanitis pyrioides in Oregon

Creator:: Flores, Salvador M.
Abstract:: The azalea lace bug (Stephanitis pyrioides Scott) is a recently detected invasive pest to the Pacific Northwest and has become a major concern in Oregon. It feeds on azaleas as well as rhododendrons causing stippling on the top side of leaves. The damage is aesthetically displeasing and affects plant vigor...
Resource Type:: Masters Thesis
Full Text:: azalea lace bug (Stephanitis pyrioides Scott) is a recently detected invasive pest to the Pacific

Impacts of Climate Change on Fuel Management Decisions and Implications for Fire Risk

Creator:: Kato, Nozomi
Abstract:: Private forest owners face an increasing risk of economic damage from extreme wildfires as the climate becomes warmer and drier. This thesis empirically estimates the influence of climate on private forest owners’ management decisions using plot-level data in the Pacific states of the U.S. Econometric models are specified where the...
Resource Type:: Masters Thesis
Full Text:: . I am grateful to my committee members Dr. Robin Cross, for guiding me through a challenge of

Barium as a tracer of Arctic halocline and river waters

Creator:: Guay, Christopher K. H.
Resource Type:: Masters Thesis
Full Text:: degree of Master of Science in Oceanography presented on February 13, 1997. Title: Barium as a Tracer of

Effects of Error-Management Training on Veterinary Student Performance in Technical Skills Training

Creator:: Meritet, Danielle M.
Abstract:: Conventional training methods in most medical fields seek to avoid errors, framing them as negative consequences instead of as learning opportunities. Error-management training (EMT) contrasts with conventional methods by explicitly encouraging trainees to make errors through low-stakes training modules in an effort to alter perspectives on errors, utilizing them as...
Resource Type:: Masters Thesis
Full Text:: significant when completing familiar tasks, suggesting EMT is a comparable training method. When assessing

Identifying site characteristics that explain variation in Douglas-fir site productivity and stem form

Creator:: Magalska, Lauren E.
Abstract:: Foresters care about site productivity and stem quality in Douglas-fir plantations for many reasons. The profitability of forest land and the economic returns on silvicultural investments are directly related to site productivity. Thus, understanding the relationships among Douglas-fir productivity, stem form and site characteristics is important economically. My objective was...
Resource Type:: Masters Thesis
Full Text:: A THESIS submitted to Oregon State University in partial fulfillment of the

Accurate and efficient simulation of synchronous digital switching noise in system on a chip

Creator:: Habal, Husni
Abstract:: A new method is presented to compress switching information in large digital circuits. This is combined with an efficient approach of generating the noise signatures of cells in a digital library that results in an accurate and efficient approach for estimating the noise generated in digital circuits. This method provides...
Resource Type:: Masters Thesis
Full Text:: Efficient Simulation of Synchronous Digital Switching Noise in Systems on a Chip Abstract approved

Substrate noise coupling analysis in 0.18um silicon germanium (SiGe) and silicon on insulator (SOI) processes

Creator:: Pham, Hui En
Abstract:: Analysis of substrate noise coupling has been performed for a 0.18¹m lightly doped silicon germanium BiCMOS process. Techniques to minimize noise coupling in the chip and board design are presented, as well as methods for accurate modeling for substrate noise coupling simulations. Measurements from a test chip were taken to...
Resource Type:: Masters Thesis
Full Text:: approved: Terri Fiez Karti Mayaram Analysis of substrate noise coupling has been performed for a 0.18µm

The Discourse of Demographic Diversity in U.S. Natural Resources Scholarly Literature: A Multi-Methods Qualitative Study

Creator:: Brown, Jasmine K.
Abstract:: Racial, ethnic and gender diversity have been long term topics of discussion in natural resources. Yet to date, there has not been a comprehensive review of the existing literature within the discourse of demographic diversity. Therefore, I conducted a systematic review of demographic diversity in the disciplines of forestry, fisheries,...
Resource Type:: Masters Thesis
Full Text:: . Title: The Discourse of Demographic Diversity in U.S. Natural Resources Scholarly Literature: A Multi

Microstrips on gold-doped silicon substrates

Creator:: Lai, Cheng-wen
Abstract:: The power dissipation of microstrip transmission-line on gold-doped silicon substrates was investigated. The gold-doping was applied to a regular n-type silicon substrate with resistivity of 5 to 10 ohm-cm. Insertion-loss tests were employed to measure the power dissipation of the microstrips. Power dissipation somewhat less than that for intrinsic silicon...
Resource Type:: Masters Thesis
Full Text:: raised to as high as 105 ohm-cm after gold doping. Therefore, it is possible to obtain a low-loss

Chromium Phillips Catalyst on Tin Oxide Substrate: Deposition and Characterization

Creator:: Chen, Di
Abstract:: In order to synthesize polyethylene by the microreactor with a catalyst, this thesis prepares the chemical coating layers for the reactor channel. There are two layers in the channel: the Phillips catalysts and an antimony-doped tin oxide layer on glass substrate. The Phillips catalyst help to synthesize polyethylene in the...
Resource Type:: Masters Thesis
Full Text:: . Jovanovic In order to synthesize polyethylene by the microreactor with a catalyst, this thesis

Durability and Performance of High Early Strength Concrete for Structural Bridge Deck Overlays

Creator:: Smith, Jeremy A.
Abstract:: High early strength concrete (HESC) allows for faster construction with less impact on traffic, thus reducing the indirect costs associated with a project. There are multiple methods for achieving early strength, such as alternative cements like calcium sulfoaluminate (CSA) or chemically accelerated portland cements. The standard criteria for an HESC...
Resource Type:: Masters Thesis
Full Text:: ABSTRACT OF THE THESIS OF Jeremy A. Smith for the degree of Master of Science in Civil Engineering

Influence of surface fields on shallow planar-junction breakdown voltages

Creator:: Kim, Sŭng-yŏng
Abstract:: The influence of surface fields on the breakdown voltage is studied experimentally for p⁺-n silicon diodes with a junction depth of 0.5μ in order to improve the curvature- limited breakdown of the diffused, shallow-collector junction of a microwave transistor. Devices with a gap in the gate metal electrode are also...
Resource Type:: Masters Thesis
Full Text:: higher for a circular diode by 3% for 1 ohm-cm and 6% for 5 ohm-cm substrates. For a high-voltage

Heats of formation of certain cobalt pyridine complexes

Creator:: Rogers, Charles Junior
Resource Type:: Masters Thesis
Full Text:: across a standard 3. ohm resistance with a Leeds and Northrup Student Potentiometer. Then, by measuring

An investigation of radio ground wave transmission in Oregon at broadcast frequencies

Creator:: Perkins, Oliver Dix
Resource Type:: Masters Thesis
Full Text:: value by means of a 2000 ohm potentiometer across the dry cell and a variable 400 ohm resistance In

Dinosaur lung structure and ventilation of the abdominal air sacs in birds

Creator:: Sapp, Methea
Abstract:: The purpose of this study was to identify any ostelogical features which might prevent paradoxical movement (=lateral collapse) of the abdominal air sacs in birds during inhalation. A combination of 26 fresh and frozen adult bird carcasses representing 10 avian orders were procured from local sources. Dissections of each specimen...
Resource Type:: Masters Thesis
Full Text:: ) of the abdominal air sacs in birds during inhalation. A combination of 26 fresh and frozen adult

The preparation and heats of formation of some nickel and cobalt complex salts with certain organic bases

Creator:: Costa, Albert B.
Resource Type:: Masters Thesis
Full Text:: Y-picollne have been prepared by means of chloroform extraction. The chloroform was added to a

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