Index Catalog // ScholarsArchive@OSU

Evidence, explanations, and recommendations for teachers' field trip strategies

Creator:: Rebar, Bryan M.
Abstract:: Field trips are well recognized by researchers as an educational approach with the potential to complement and enhance classroom science teaching by exposing students to unique activities, resources, and content in informal settings. The following investigation addresses teachers' field trip practices in three related manuscripts: (1) A study examining the...
Resource Type:: Dissertation
Full Text:: teachers‘ field trip practices in three related manuscripts: 1. A study examining the details of teachers

Evaluation of Students’ Response to Field Trips to HJ Andrews Experimental Forest

Creator:: Nyman, Matt and O'Connell, Kari
Abstract:: The Andrews Forest Long-Term Ecological Research (LTER) site has a long-term partnership with the University of Oregon Environmental Leadership Program (ELP), providing service-learning opportunities for undergraduate students to facilitate field trips for middle school students to the Andrews LTER site. Undergraduate students develop field trip lessons based on Andrews Forest...
Resource Type:: Technical Report
Full Text:: the ELP), undergraduate students develop field trip lessons based on Andrews Forest research and

An Empirical Study of Work-zone Safety and Mobility Using Surveys and Anonymous User Generated Trip Information

Creator:: Fiawoyife, Kenneth K.
Abstract:: The two primary considerations for highway work-zones are its effect on commuter mobility and worker safety which are often spoken of together. However, it must be noted that they often conflict with each other. For example, traffic control plans that reduce travel speed in work-zones improve both commuter and worker...
Resource Type:: Masters Thesis
Full Text:: - mous User Generated Trip Information. Abstract approved: Joseph Louis . The two primary

Poly- and perfluorinated alkyl substance release from landfills and landfill model reactors

Creator:: Allred, Brent McKay
Abstract:: Research and public concern of poly and perfluoroalkyl substances (PFASs) as environmental contaminants has increased significantly due to the increasing number of reports of their detection in humans and wildlife. PFASs have a number of commercial applications including surfactants, coatings, polymers, and levelers, which are used on consumer products like...
Resource Type:: Dissertation
Full Text:: analytes (see A.1 for more detail, Table A.1.2). Quality Control. Trip and field blanks were obtained

Per- and Polyfluoroalkyl Substances: From Disposition on Consumer Products and Field Materials to Treatment of Contaminated Groundwater

Creator:: Robel, Alix E.
Abstract:: Per- and polyfluoroalkyl substances (PFAS) are an emerging chemical class of concern. Recently in the United States, Health Advisory Limits for two PFAS in drinking water were established for perfluorooctane sulfonate and perfluorooctanoate in drinking water (set to 70 ng/L combine concentration) by the EPA. Because of PFAS mobility, persistence,...
Resource Type:: Dissertation
Full Text:: - and Polyfluoroalkyl Substances: From Disposition on Consumer Products and Field Materials to

Per- and Polyfluoroalkyl Substances (PFAS) in Environmental Air-Water Matrices and Light Non-Aqueous Phase Liquids (LNAPL)

Creator:: Schwichtenberg, Trever J.
Abstract:: The presence of per- and polyfluoroalkyl substances (PFAS), organic contaminants first synthesized in the 1940s, has been reported worldwide in a variety of environmental matrices and ultimately in biological systems including humans. Ongoing research into PFAS has included identifying novel PFAS, assessing their fate and transport in the environment, and...
Resource Type:: Dissertation
Full Text:: field or trip blanks were collected at the time of sampling. All samples were then stored on ice

Bioenergy Education: A Curriculum Framework and Interdisciplinary Minor

Creator:: Grzyb, Kimi
Abstract:: Bioenergy is a rapidly growing subsector of the emerging global bioeconomy, with the potential to create a substantial number of jobs and mitigate climate change. In order to develop bioenergy into a viable industry, capable of providing valuable energy and employment, there is an immediate need for a skilled workforce...
Resource Type:: Dissertation
Full Text:: Abstract approved: ______________________________________________________ Katharine G. Field

Per- and Polyfluoroalkyl Substances (PFAS): Protein Binding and Partitioning and Sorption in Light Non-Aqueous Phase Liquids

Creator:: Christie, Emerson C.
Abstract:: Per- and polyfluoroalkyl substances (PFAS) are anthropogenic surfactants that have recently been identified as persistent organic pollutants. These so called “Forever Chemicals” have been detected in drinking waters, ground waters, soils, and consumer and industrial products globally; with environmental impacts stretching into the artic, far from known PFAS sources. The...
Resource Type:: Dissertation
Full Text:: : ______________________________________________________ Jennifer A. Field Per- and polyfluoroalkyl substances (PFAS) are anthropogenic

Counseling Sex Trafficking Survivors: Considerations for the Mental Health Profession

Creator:: Mays, Cheri N.
Abstract:: As more awareness of the global issue of sex trafficking comes to light, counselors must prepare to provide therapeutic services to this specific client population (Litam & Lam, 2021). Individuals who have survived sex trafficking are entering mental health counseling practices and community agencies regularly (Ide & Mather, 2019); yet,...
Resource Type:: Dissertation
Full Text:: , Dr. Thom Field, my deepest appreciation for your professionalism, constant availability, guidance

Groundwater Flow Modeling at Santa Susana Field Laboratory

Creator:: Gardner, Gerrit T.
Abstract:: Understanding groundwater flow in faulted and fractured rock is an important frontier in the field of environmental remediation and in the management of water resources. One example of a site where this is particularly evident is the Santa Susana Field Laboratory (SSFL) in Ventura County, CA where environmental remediation activities...
Resource Type:: Masters Thesis
Full Text:: Modeling at Santa Susana Field Laboratory, California. Abstract approved

Per- and Polyfluoroalkyl Substances (PFASs): Consumer Products, Protocols, and Percutaneous Absorption

Creator:: Rewerts, Justin N.
Abstract:: Per- and polyfluoroalkyl substances (PFAS) are a group of anthropogenic compounds gaining notoriety as contaminants of emerging concern. With the frequent detection of PFAS in the environment, drinking water, and consumer products, awareness and concern from the public regarding PFAS is increasing. The two most notorious PFAS are perfluorooctanoate (PFOA)...
Resource Type:: Dissertation
Full Text:: A. Field Per- and polyfluoroalkyl substances (PFAS) are a group of anthropogenic compounds

StreamWebs Field and Classroom Watershed Investigation Curriculum

Creator:: Hoffman, Amy and O'Neill, Renee
Abstract:: The StreamWebs Field and Classroom Watershed Investigation Curriculum is designed to help formal and nonformal educators use StreamWebs as a platform to conduct meaningful, field-based, student-driven investigations that continue in the classroom. The desired outcomes are to provide science inquiry-based opportunities for students to work collaboratively in the field in...
Resource Type:: Learning Object
Full Text:: determine their research interests. Whether your students are doing a single field trip or multiple trips

Evaluating the Efficacy of Online Field-Based Courses: Methodological Insights

Creator:: Gibson, Yvette
Abstract:: Oregon State University (OSU) is a leader in delivering online education, including several natural science field-based programs and dozens of courses with field-based aspects. Natural science field-based learning teaches students to observe, analyze, and outline management actions for broad and complex land areas and natural resources issues. To effectively do...
Resource Type:: Research Paper
Full Text:: January 2022 Evaluating the Efficacy of Online Field-Based Courses: Methodological Insights

Hydraulic predictors and seasonal distribution of Manayunkia speciosa density in the Klamath River, CA, with implications for ceratomyxosis, a disease of salmon and trout

Creator:: Jordan, Michelle S.
Abstract:: The freshwater polychaete Manayunkia speciosa was identified as an obligate host of the salmonid parasite Ceratomyxa shasta in 1997, prompting increased research on the small benthic invertebrate. Ceratomyxa shasta infection in fish can cause mortality, and presents a disease risk for both hatchery and wild salmon and trout. Ceratomyxa shasta...
Resource Type:: Masters Thesis
Full Text:: invertebrate host of a parasite of salmon and trout, investigates several hypothesized linkages through field

Single and multiple rates of nonequilibrium diffusive mass transfer at the laboratory, field, and regional scales in the Culebra Member of the Rustler Formation, New Mexico

Creator:: Fleming, Sean W.
Resource Type:: Masters Thesis
Full Text:: transfer at the laboratory, field, and regional scales in the Culebra Member of the Rustler Formation, New

Marine program marketing : The East/West Marine Biology Program

Creator:: Zetkulic, Thomas C.
Abstract:: From September, 1984 through March, 1985, I worked as a Visiting Intern for the Division of Special Programs, College of Arts and Sciences, Northeastern University (NU). My position entailed the administration and promotion of university marine related projects. The Division of Special Programs is responsible for the development, implementation and...
Resource Type:: Capstone Project
Full Text:: responsible for, a year long marine biological field study called the East/West Marine Biology Program

Petrologic Investigations into the Magmatic Processes That lead to Au, Ag, and Base Metal Fertility: Insights from Pebble, Alaska and the Emigrant Pass Volcanic Field, Nevada

Creator:: Olson, Nansen H.
Abstract:: Magmatic-hydrothermal ore deposits are giant geochemical anomalies in the earth’s crust most often generated by normal magmatic terrestrial processes. They are often associated with oxidized and hydrous intermediate to highly evolved magmas that have concentrated metals and have the necessary components to efficiently extract and transport them as ascending magmatic-hydrothermal...
Resource Type:: Dissertation
Full Text:: : Insights from Pebble, Alaska and the Emigrant Pass Volcanic Field, Nevada Abstract approved

Western Cooperative Spray Project : 1974

Creator:: Westigard, Peter H., Southern Oregon Agricultural Experiment Station, and Oregon State University. Agricultural Experiment Station
Abstract:: This report includes information concerning experimental use of unregistered pesticides or unregistered uses of pesticides. Experimental results should not be interpreted as recommendations for use. Use of unregistered materials or use of any registered pesticides inconsistent with its label is against both Federal Law and State Law.
Resource Type:: Technical Report
Full Text:: was designed to maintain a constant attractancy for a l4 week period. In l974 this cap was field

Annual Tree Fruit Research Report in Entomology : 1986

Creator:: Westigard, Peter H., Southern Oregon Agricultural Experiment Station, and Oregon State University. Agricultural Experiment Station
Abstract:: This report includes information concerning experimental use of unregistered pesticides or unregistered uses of pesticides. Experimental results should not be interpreted as recommendations for use. Use of unregistered materials or use of any registered pesticides inconsistent with its label is against both Federal Law and State Law.
Resource Type:: Technical Report
Full Text:: lwospotted Spider Mite Control: Organotin Formulation. In 1985 field trials various formulations of the

Falling Into Place: Relational Perspectives on the US Creative Residency Field

Creator:: Baker, Jay A.
Abstract:: Falling Into Place: Relational Perspectives on the US Creative Residency Field is an Environmental Arts & Humanities thesis built around a research project called Creative Residencies and Expanded Senses of Community: Interviews With Artists & Residency Leaders. It’s an extended meditation on arts residencies via research, interviews, and experiential learning,...
Resource Type:: Masters Thesis
Full Text:: Creative Residency Field AN ABSTRACT OF THE THESIS OF Jay Anthony Baker for the degree of Master of Arts

The Forest Field Program : a case study in forest education for Latino youth

Creator:: Gonzalez, Emily A.
Abstract:: This study involved the development of two bilingual and inquiry-based forest education programs within the Central Willamette Valley of Oregon. The first program used the participatory research (PR) process to engage 7th and 8th grade Latino students as participatory researchers to interview members of their community to learn their perspectives...
Resource Type:: Masters Thesis
Full Text:: career awareness into curricula. The intervention (including a group field trip, guest speakers, and

Framework for assessing the potential safety performance of construction mechanical and electrical field employees

Creator:: Moghaddam Vahed, Ali
Abstract:: In the field of construction safety, many researchers have worked to create assessment tools. These tools focus on different aspects of construction safety, such as assessing safety climate, safety culture, etc. Although research indicates that the majority of incidents are caused by unsafe behaviors and acts, there are no comprehensive...
Resource Type:: Masters Thesis
Full Text:: : Framework for Assessing the Potential Safety Performance of Construction Mechanical and Electrical Field

Mooring analysis of the Ocean Sentinel through field observation and numerical simulation

Creator:: Baker, Joshua L.
Abstract:: This study presents a mooring analysis of the Ocean Sentinel buoy, which is a mobile test platform for Wave Energy Converters. The Ocean Sentinel is owned and operated by the Northwest National Marine Renewable Energy Center (NNMREC) at Oregon State University (OSU). The study involved a field observation as well...
Resource Type:: Capstone Project
Full Text:: Mooring Analysis of the Ocean Sentinel through Field

STEM Partnerships: Drawing on Historicity to Negotiate Tensions in Engagement

Creator:: Talamantes, Adam C.
Abstract:: This qualitative study examines how FIESTAS (Family Involved in Education, Sociocultural Teaching and STEM) partners (comprised of out-of-school time (OST) educators, university student STEM instructors, and local business representatives) came together to facilitate a local STEM Club located in two dual-immersion elementary schools in the Pacific Northwest. The study addresses...
Resource Type:: Dissertation
Full Text:: content I learned in class to my field experiences in teaching. These experiences of provided me

Characterization, epidemiology, and ecology of a virus associated with black raspberry decline

Creator:: Halgren, Anne B.
Abstract:: The objective of this study was to characterize an unknown agent associated with decline in black raspberry (Rubus occidentalis) in Oregon. A virus was found consistently associated with decline symptoms of black raspberries and was named Black raspberry decline associated virus (BRDaV). Double stranded RNA extraction from BRDaV-infected black raspberry...
Resource Type:: Dissertation
Full Text:: members Dr. Valerian Dolja, Dr. Tom Wolpert, Dr. Jennifer Parke, and Dr. Kate Field for their ideas

Zooplankton of the Galapagos Islands

Creator:: Figueroa, Diego
Abstract:: The marine climate of the Galapagos is spatially and seasonally heterogeneous. A taxonomically comprehensive study of Galapagos zooplankton has never been done. This study is an initial effort to establish the distribution and community structure of zooplankton in the Archipelago. I collected zooplankton samples by vertical tows over the Galapagos...
Resource Type:: Dissertation
Full Text:: throughout my graduate studies and to the rest of my Graduate Committee, Katharine G. Field, Theodore P

Pore-scale observations of three-fluid-phase transport in porous media

Creator:: Brown, Kendra I.
Abstract:: Understanding the transport of three fluid phases through porous media has important applications in subsurface contaminant remediation, oil and gas recovery, and geological CO₂ sequestration. Existing transport models may be improved by including physical phenomena that govern fluid flow at the pore scale. In particular, thermodynamic arguments suggest that hysteresis...
Resource Type:: Masters Thesis
Full Text:: . Field-scale multiphase flow models typically rely on extensions of Darcy’s law and empirical

Advances in Passive Sampling : Measuring Chemical Transport and Human Exposures

Creator:: Donald, Carey E.
Abstract:: Passive sampling devices have been used for decades to measure complex mixtures of bioavailable organic chemicals in a variety of environmental media. More recently passive sampler applications have expanded beyond monitoring chemical concentrations, and this dissertation continues to advance methods of passive sampling on many fronts. Despite their growing use,...
Resource Type:: Dissertation
Full Text:: committee, Dr. Robert Tanguay, Dr. Staci Simonich, Dr. Jennifer Field, and Dr. Molly Kile, for guidance

Local scale spatial and temporal variation in wet deposition of persistent organic pollutants by snow

Creator:: Walsh, Christopher D.
Abstract:: The objective of this research was to assess the variability of POP deposition by snow on a 10 km spatial scale by measuring the POP concentrations in fresh-fallen snow from remote alpine sites. Samples of pre-metamorphic snow were concurrently collected from three remote alpine sites, of matched altitude and exposure,...
Resource Type:: Dissertation
Full Text:: , and committee members Dr. Jennifer Field, Dr. Neal Sleszynski, Dr Anne Nolin, and Dr John Nabelek

Understanding historical events through dress and costume displays in Titanic museum attractions

Creator:: Reeves-DeArmond, Genna F.
Abstract:: The sinking of the RMS Titanic has achieved a difficult feat – it has remained culturally relevant. The dedication of the general public to understanding Titanic is evident in many avenues of popular and consumer culture. For those individuals who did not get enough of the 1997 Titanic movie, there...
Resource Type:: Dissertation
Full Text:: . Elaine Pedersen, Dr. Flo Leibowitz, Dr. Kirsi Peltomaki, Dr. Kathy Mullet, and Dr. Kate Field. You

Beyond the 16 EPA priority pollutant PAHs : environmental characterizations of oxygenated PAHs and dibenzopyrene isomers

Creator:: Layshock, Julie
Abstract:: Polycyclic aromatic hydrocarbons (PAHs) with a molecular weight (MW) of 302 and oxygenated-PAHs (OPAHs) have demonstrated toxicity beyond that of frequently monitored and known carcinogenic PAHs. Airborne particulate matter (PM) was characterized for MW 302 isomers to evaluate risk and air quality indices and OPAHs in order to fill data...
Resource Type:: Dissertation
Full Text:: from 74-123%. Greater than 30% of analyzed filters consisted of field (N=5), trip (N=1), and

Trans-Pacific and regional atmospheric transport of anthropogenic semivolatile organic compounds in the western U.S.

Creator:: Primbs, Toby
Abstract:: The atmospheric transport of anthropogenic semivolatile organic compounds (SOCs) from Asian sources to the Western U.S. was investigated. In addition, the SOC extraction method was optimized. Hansen solubility parameter plots were used to aid in the pressurized liquid extraction (PLE) solvent selection of air sampling media in order to minimize...
Resource Type:: Dissertation
Full Text:: Westall, Jennifer Field, and William Baird) for their investment of time and support over the years to

Implications for Wildfire Health Recommendations and Remediation Strategies: Source, Fate and Risk of PAHs

Creator:: Ghetu, Christine, C.
Abstract:: (Polycyclic aromatic hydrocarbons) PAHs are widespread in the environment, and are derived from both natural and anthropogenic sources. The physicochemical properties of PAHs along with the wide range of PAH sources leads to their persistence in the environment. Since PAHs are ubiquitous, and have the potential to illicit adverse effects,...
Resource Type:: Dissertation
Full Text:: thanks to my committee members Dr. Jennifer Field, Dr. William Stubblefield, Dr. Robyn Tanguay, and Dr

A Review of Current State Department of Transportation Practice for Promoting and Documenting the Safety of Field Employees

Creator:: Barlow, Zachary Wesley
Abstract:: State Departments of Transportation (DOTs) are the primary owners of roadway infrastructure in the United States. Many of the employees of state DOTs work on roadway work sites, putting them at disproportionately higher risks of injury or fatality. A review of the literature determined that a combination of policies, standards,...
Resource Type:: Masters Thesis
Full Text:: Practice for Promoting and Documenting the Safety of Field Employees Abstract approved

Coupled momentum and heat transport in laminar axisymmetric pipe flow of ferrofluids in non-uniform magnetic fields : theory and simulation

Creator:: Cruz-Fierro, Carlos Francisco
Abstract:: The effect of a non-uniform magnetic field on the coupled transport of momentum and heat is studied for the case of laminar pipe flow of a magnetically susceptible ferrofluid. The momentum and heat transport equations are complemented with the necessary electromagnetic terms and used to develop a computer simulation of...
Resource Type:: Masters Thesis
Full Text:: : Theory and Simulation. Abstract approved: N. Jovanovic The effect of a non-uniform magnetic field on

Impact Evaluation in the Field: A Case Study on the Evaluation of an Improved Cookstove Initiative in Rural Guatemala

Creator:: Nilson, Roberta
Abstract:: Improved cookstoves (ICS) have been distributed by many in the international development community to address the dangers faced by billions of people worldwide who use traditional open-fire cooking methods. Yet, impact evaluations of these ICS interventions have not always shown positive impacts. This case study followed the ICS adoption study...
Resource Type:: Capstone Project
Full Text:: Field: A Case Study on the Evaluation of an Improved Cookstove Initiative in Rural Guatemala

Integrated Evaluation of Drinking Water Purification: A Mixed-Method Laboratory and Field Assessment of a Biomass-Powered Water Treatment Technology

Creator:: Burleson, Grace Ellen
Abstract:: The global water crisis is defined as one of the major threats facing humankind over the next decade with over 1 in 10 people lacking access to clean drinking water worldwide. An estimated 1.2 million people pasteurize their drinking water by using boiling as an indicator. Pasteurization is the process...
Resource Type:: Masters Thesis
Full Text:: Laboratory and Field Assessment of a Biomass-Powered Water Treatment Technology Abstract

Effects of MCNP Model Resolution on Predicting Water Equivalent Thickness of Nanocomposite Materials in High-Energy Proton Fields

Creator:: Freilich, Justina A. M.
Abstract:: Manned missions beyond low-Earth orbit present tremendous, multifaceted radiological challenges. The deep space radiation environment contains high-energy protons and heavy ions, which are not sufficiently shielded by the aluminum alloys that have historically been used in spacecraft. To address these shielding concerns, polymer-based nanocomposites have been proposed. Radiation transport simulations...
Resource Type:: Masters Thesis
Full Text:: proton field at various levels of detail to correlate common geometry and physics parameters to changes

Cultivating Connection: Successful Relationship Building Strategies for Peer Mentors

Creator:: Eng, Kayleen S.
Abstract:: While it can be said that peer mentor-mentee relationships in college can lead to meaningful connections and interpersonal support, there is a lack of literature about how exactly mentor-relationship connections are made. This study examines the relationship building strategies that peer mentors used to connect with their mentees in the...
Resource Type:: Masters Thesis
Full Text:: create a “mentoring guidebook” of relationship-building strategies for peer mentors to use to connect

‘Tis a Gift to be Simple : On Passive Sampling and Compatible Techniques for Reducing the Complexity of Environmental Mixtures

Creator:: Bergmann, Alan J.
Abstract:: Assessing the risk from exposure to a chemical mixture in the environment can seem prohibitively challenging. Most components of the mixture are not readily identifiable, chemicals may interact to cause other-than-additive toxicity, and the number of potential combinations of environmental contaminants is enormous. These challenges can make it seem impossible...
Resource Type:: Dissertation
Full Text:: Field, and Molly Kile, has personally impacted my direction in positive ways. Thank you for the time

Identification of bacteria crucial to histamine formation and monitoring their occurrence and histamine accumulation in scombroid fish

Creator:: Kim, Shin-Hee
Abstract:: Bacterial histamine formation in mackerel and albacore was studied by inducing histamine in the muscles under controlled storage conditions. The optimum temperature for histamine formation was 25°C. The highest level of histamine detected was 283 mg/100 g in the 2-day stored mackerel; and 67.1 mg/100 g in the 6-day stored...
Resource Type:: Dissertation
Full Text:: thank Dr. Katharine G. Field, Dr. Robert J. Leichti, Dr. Michael T. Morrissey, and Dr. Robert J. Price

Neighborhood emergency networks in Uzhhorod, Ukraine and Corvallis, Oregon, U.S.A. : women's neighborhood network and Linn-Benton neighborhood emergency training

Creator:: Weidner, Naomi
Abstract:: This thesis examines two neighborhood emergency preparedness programs: the Linn-Benton Neighborhood Emergency Training (LB NET) program in Corvallis, Oregon, U.S.A., and the Women's Neighborhood Networking Program (WNNP) in Uzhhorod, Ukraine. In Corvallis, the LB NET began in 1996, in part out of concerns that in a large disaster the local...
Resource Type:: Masters Thesis

Interactive Science Learning Program for Elementary School Students at Beazell Memorial Forest in Philomath, OR

Creator:: Sweetkind, Reid Smith
Abstract:: The FOCUS (Forest, Organisms, Creeks yoU Study) field trip program was developed to provide elementary students in Benton County, Oregon with a hands-on, environmental education experience at Beazell Memorial Forest. Students participated in activities dedicated to specific habitats and organisms found at Beazell that built upon their learning at school....
Resource Type:: Honors College Thesis
Full Text:: The FOCUS (Forest, Organisms, Creeks yoU Study) field trip program was developed to provide

The relationships between synchrony, rapport, and small group performance

Creator:: Fultz, Amber A.
Abstract:: The purpose of this dissertation was to estimate the extent to which group-level synchrony predicts specific group outcomes. Synchrony is broadly defined as the coordination of biological and behavioral processes during social contact (Feldman, 2017). In this dissertation, biological coordination is defined as, “the spontaneous synchronization of physiological signals (e.g.,...
Resource Type:: Dissertation
Full Text:: interaction, a social perception competition (the performance measure), and a “plan a trip” activity. During

Foraging ecology, colony attendance, and chick provisioning of Caspian terns (Sterna caspia) in the Columbia River Estuary

Creator:: Anderson, Scott K.
Abstract:: This study was designed to enhance understanding of factors influencing foraging distribution, diet composition, and overall reproductive success of Caspian terns (Sterna caspia) nesting on East Sand Island in the Columbia River estuary. This colony of nearly 10,000 breeding pairs is of concern to regional resource managers because Caspian terns...
Resource Type:: Masters Thesis
Full Text:: daylight hours), average foraging trip duration was 40% longer (38.9 mm), and nesting success was much

Explorer At Large: Pilot Implementation in Ohio : Evaluation Report 2019-2020

Creator:: Preston, Kimberley, Riedinger, Kelly, and Storksdieck, Martin
Abstract:: Explorer At Large (XAL) is an education initiative designed to encourage students and their families to be curious and develop an identity as an explorer. XAL delivers a holistic ecosystem of learning opportunities that model curiosity and exploration skills and consists of the following four primary components: 1) freely distributed...
Resource Type:: Technical Report
Full Text:: students in practicing exploration; 3) field trips to settings in students’ local communities that empower

Effective Signage to Manage Recreation at OSU’s Research Forests

Creator:: Walters, Corinne A.
Abstract:: This thesis focuses on creating effective signage for the Oregon State University College of Forestry Research Forests (OSU Research Forests). The OSU Research Forests are a unique setting because they offer space for research, class field trips, active timber harvest, and public recreation. The public interface requires the management at...
Resource Type:: Honors College Thesis
Full Text:: for research, class field trips, active timber harvest, and public recreation. The public interface

Encounter norms of snorkelers and scuba divers at Molokini, Hawai'i : methodological and managerial applications

Creator:: Bell, Caitlin M.
Abstract:: Over the past few decades, tourism and recreation activities have increased in tropical marine settings, and studies have examined social and ecological impacts of these activities. Some studies have examined social impacts such as encounters, crowding, and encounter norms or standards that individuals use to evaluate encounters with others as...
Resource Type:: Masters Thesis
Full Text:: are more supportive of restrictive management strategies. Data were obtained from onsite pre-trip

Summary of Report on the 17th International Symposium for Grape Propagation and Geisenheim Research Center February 4-8, 1985

Creator:: Raniere, Larry
Abstract:: In the interest of taking full advantage of a personal business trip to Frankfurt, West Germany to attend the 17th International Symposium for Grape Propagation, I offered to make contacts for the Wine Advisory Board. I was asked to focus and report on five topics of research interest to OSU...
Resource Type:: Technical Report
Full Text:: Valley Vineyard In the interest of taking full advantage of a personal business trip to Frankfurt

Get off the Couch and Move! A Rhetorical Analysis of American Idle

Creator:: Cluster, Melodee A.
Abstract:: Mary Collins composed the award-winning book American Idle in 2009 after her recovery from an awful bicycle accident. This bicycle accident inspired Mary Collins to take a trip of discovery. Mary Collins visited historical locations to see changes in peoples’ physical activity over time. Collins interviewed individuals whose professions varied...
Resource Type:: Masters Thesis
Full Text:: take a trip of discovery. Mary Collins visited historical locations to see changes in peoples

A Tablespoon or Two Food Blog

Creator:: Hoag, Madeline A.
Abstract:: A Tablespoon or Two is a food blog featuring recipes, featured folks, featured ingredients, an about me section, and my food history. The target audience is Pacific Northwest young chefs who like to cook affordable and fresh comfort food. The pages of the blog feature posts such as a trip...
Resource Type:: Honors College Thesis
Full Text:: affordable and fresh comfort food. The pages of the blog feature posts such as a trip to the Corvallis

Port Pricing and Cargo Handling in Port of Portland and Implications for Somalia's Port System

Creator:: Nur, Mohammed H.
Abstract:: This report is an exposition of an eleven week training internship in the Port of Portland (POP). My interest in serving an internship at POP came as a result of a field trip in the spring of 1980 during which I was fascinated by the ports operations and diversity. During...
Resource Type:: Capstone Project
Full Text:: internship at POP came as a result of a field trip in the spring of 1980 during which I was fascinated by

Transdisciplinary Research in Water Sustainability: What’s in it for an Engaged Researcher-Stakeholder Community?

Creator:: Chan, Samuel, Ferguson, Laura, Santelmann, Mary V., and Tilt, Bryan
Abstract:: This study uses semi-structured interviews and an online survey to explore the structure, challenges and outcomes of a five-year National Science Foundation-funded water scarcity modelling project in the Willamette River Basin of Oregon, USA. The research team chose to facilitate broader impacts by engaging stakeholders from the study’s inception (e.g....
Resource Type:: Article
Full Text:: . The team used various engagement formats (field trips, small and large group meetings) and

Perceptions of pack and saddle stock in wilderness: a historical and geographical review of a resource conflict

Creator:: Capozza, Togan
Abstract:: It has long been acknowledged that recreation activities can cause conflict among stakeholders with different perspectives. In 1949, Aldo Leopold, one of the earliest proponents of wilderness preservation, noted "Public policies for outdoor recreation are controversial. Equally conscientious citizens hold opposite views on what is and what should be done...
Resource Type:: Capstone Project
Full Text:: enough to allow for a two-week pack trip (Leopold 1921). Leopold (1949) explained that "wilderness areas

Life history and environmental influences on avian incubation and parental care in songbirds

Creator:: Austin-Bythell, Suzanne H.
Abstract:: Patterns of nest attendance behavior by breeding birds represent a parent-offspring trade-off in which adults balance self-maintenance with parental care decisions. Incubation, in particular, is of interest because adults must provide an environment suitable for embryonic development through nest-building and contact-incubation. We evaluated how adult incubation constancy and nest visitation...
Resource Type:: Dissertation
Full Text:: Ornithology (MPI; Germany). This work could not have been completed without the help of our field crews

Normal acceleration characteristics of the leading vehicle in a queue at signalized intersections on arterial streets

Creator:: Zhu, Hong
Abstract:: Normal acceleration characteristics of passenger cars provide valuable information for various aspects of transportation engineering, including use in the geometric designs of intersections, freeway ramps, passing lanes, acceleration lanes, turning bays, or in the development of traffic simulation or fuel consumption models. However, the data used in previous studies are...
Resource Type:: Masters Thesis
Full Text:: trip data used in this study provides a better representation of real world natural driving behaviors

Assessment of Airborne Light Detection and Ranging (LiDAR) for use in common forest engineering geomatic applications

Creator:: Craven, Michael B.
Abstract:: Airborne Light Detection and Ranging (LiDAR) has become a popular remote sensing technology to create digital terrain models and provide forest inventory information. However, little research has been done to investigate the accuracy of using airborne LiDAR to perform measurement tasks common to Forest Engineering. This thesis contains two manuscripts...
Resource Type:: Masters Thesis
Full Text:: m. Road grades were estimated to within 1% slope of the value measured in the field and horizontal

Public knowledge, preferences and involvement in adaptive ecosystem management

Creator:: Williams, Robert Lawrence
Abstract:: Few studies analyze the relationship between ecological knowledge and public preferences for natural resource management options. The Central Cascades Adaptive Management Area (CCAMA) and McKenzie watershed of western Oregon provides an opportunity to examine the relationship. This research project employs a mixed model approach to explore public knowledge of forest...
Resource Type:: Masters Thesis
Full Text:: public, both favored interactive methods of information transfer such as field trips, personal

Transcendence: May Time Take These Bones, They Are Not Mine - A Poetry Collection

Creator:: Bayly, Alice M.
Abstract:: In ethnographic research, an anthropologist becomes integrated in the community of their study. Throughout this process, the anthropologist adapts to the cultural practices and the language of this community, becoming intimately connected to them. Ethnography communicates, through the anthropologist’s experience, crucial practices, tensions, and values discovered during research. However, it...
Resource Type:: Honors College Thesis
Full Text:: 16 echoes 17 Wayne Lewis 19 These Bones In a Wheat Field 21

Comparative Characterization of Two Nearshore Rocky Reef Areas: A high-use recreational fishing reef vs. an unfished reef

Creator:: Fox, David, Merems, Arlene, Amend, Mark, Weeks, Hal, Romsos, Chris, and Appy, Marcus
Abstract:: This project has provided the ODFW Marine Habitat Project with a unique opportunity to make a comparative examination of the habitats and fish communities of a heavily fished reef off of Siletz Bay, and a nearly unfished reef off Cape Perpetua. There are over 17,000 angler trips for groundfish out...
Resource Type:: Capstone Project
Full Text:: of the ROV camera's field of view………..…… 13 Figure 3. Map of side scan sonar survey areas off Cape

The Gospel : according to Matt

Creator:: Weber, Joshua D.
Abstract:: The Gospel: According to Matt is a novel, told in the first person, simple past tense, depicting the struggle of a young man attempting to make sense of his relationship with his estranged father as he wrestles with a growing crisis of faith. Matt is deeply sincere in his desire...
Resource Type:: Masters Thesis
Full Text:: first of these details Matt's trip across the county with his father, a rowdy truck driver. Matt's

Development and comparison of two alternate display formats for an AgendaManager interface

Creator:: Wilson, Robert B. (Robert Brian)
Abstract:: Modern commercial air travel is considered by most transportation specialists to be the safest of all forms of transportation. While safe, any loss of life is tragic and the only really acceptable state of commercial air transport safety is that of 'zero-tolerance' where no accident is acceptable. Research has demonstrated...
Resource Type:: Masters Thesis
Full Text:: , and the equivalence of 'round-trip' scenarios. Development and Comparison of Two Alternate Display

Position estimation

Creator:: McKenney, Paul E.
Abstract:: Acoustic position estimation is used where high accuracy navigation is required over a small area, such as for searching or for collecting gravitational or geomagnetic data. In this position estimation method, a surface ship or submersible periodically sends out a high-frequency acoustic 'ping' at a prearranged frequency. This ping is...
Resource Type:: Technical Report
Full Text:: the transponder's replies. The ship can then convert these elapsed 'round trip times' into distances

Summative Evaluation: UFERN Framework Professional Learning Community

Creator:: Davis, Cathlyn
Abstract:: The UFERN Framework Professional Learning Community project was funded as a supplement to the existing NSF-funded Undergraduate Field Experiences Research Network (UFERN), which sought to build a vibrant, supportive, and sustainable collaborative network that fostered effective undergraduate field experiences. The goals of the UFERN Framework Professional Learning Community (PLC) supplement...
Resource Type:: Technical Report
Full Text:: Undergraduate Field Experiences Research Network (UFERN), which sought to build a vibrant, supportive, and

Occupational Safety and Health in Alaska's Seafood Processing Industry

Creator:: Syron, Laura N.
Abstract:: Although the seafood processing industry is vital to Alaska’s economy, limited research has addressed workers’ safety and health. Federal and state regulators have classified both offshore and onshore seafood processing worksites in Alaska as high-hazard environments; however, there is a dearth of published information on safety and health outcomes in...
Resource Type:: Dissertation
Full Text:: . Shelley Su’s passion for environmental and occupational health sparked my interest in this field. I’m

Environmental impacts on native bumble bee pollinators in an agricultural landscape of western Oregon

Creator:: Skyrm, Kimberly M.
Abstract:: Bumble bees provide vital pollination services in both native and agricultural landscapes. However, in recent years, bumble bee populations have experienced global population declines. The primary causes of these declines have been attributed to the environmental impacts of pathogens, pesticide use and habitat fragmentation. While research has examined the impacts...
Resource Type:: Dissertation
Full Text:: clover. Observations in the field on forager abundance, and at the colony-level on the duration and

An Investigation of soil, vegetation and mycorrhizal characteristics associated with native grass re-esablishment in crested wheatgrass seedings

Creator:: Raven, Karen A.
Abstract:: Since the 1930's, many fields on the Crooked River National grasslands have been seeded to crested wheatgrass (Agropyron desertorum). While some of these fields remain dominated by crested wheatgrass others had a greater presence of deep rooted native perennial grasses such as bluebunch wheatgrass (Pseudoroegneria spicata). Twenty eight fields previously...
Resource Type:: Masters Thesis
Full Text:: methods. Results indicated that the two field types were different with respect to species composition

Evaluation of Cycling Behavior: Factors that Influence Bicyclists’ Comprehension, Comfort, and Stress

Creator:: Cobb, Douglas P.
Abstract:: Travel demand has increased due to population growth, increase of vehicle ownership, and development patterns resulting in greater levels of congestion, pollution, and crash frequency. One approach to demand management is to increase the share of trips made by bicycles. With the increase in bicycling rates, there is a critical...
Resource Type:: Dissertation
Full Text:: practice within the transportation field. A survey questionnaire was used to evaluate bicyclists

Citizen perspectives on hazardous fuel reduction in the Blue Mountains : findings and implications from panel research

Creator:: Toman, Eric Lee
Abstract:: Forests in the Blue Mountains region of eastern Oregon and Washington are facing a large-scale forest health crisis. Poor forest conditions have greatly increased the risk of catastrophic wildfire. Resource managers in the Wallowa-Whitman, Umatilla, and Malheur National Forests are utilizing prescribed fire and mechanized thinning treatments to reduce hazardous...
Resource Type:: Masters Thesis
Full Text:: interactive educational programs ( e.g., personal conversations, guided field trips, school education

Powdery mildew (Podosphaera macularis Braun & Takamatsu) resistance in wild hop genetic resources

Creator:: Smith, Jodi M.
Abstract:: Hop powdery mildew, caused by Podosphaera macularis Braun & Takamatsu (formerly Sphaerotheca macularis (Wallr. :Fr.) Lind, syn. S. humuli (DC.)Burrill) was not observed in Pacific Northwest hop yards until 1997, when it was discovered in Washington. Within one year, it had spread to Oregon and Idaho. This emerging disease caused...
Resource Type:: Masters Thesis

GIS modeling of potential marine protected areas in the Northwest Atlantic via biological and socioeconomic parameters

Creator:: Keith, Charles M.
Abstract:: Overfishing of our national marine resources has degraded some of the most productive fishing regions in the Northwest Atlantic Ocean, most notably the Gulf of Maine and Georges Bank. These regions may have shifted from productive trophic regimes to a less than optimal state therefore reducing fishers’ catches and associated...
Resource Type:: Masters Thesis

Comparative foraging ecology of five species of Pacific seabirds : multi-scale analyses of marine habitat use

Creator:: Suryan, Robert
Abstract:: Seabirds are an integral component of marine ecosystems, however, because humans typically observe only snapshots of their lives at sea, our understanding of seabird foraging ecology is often limited. A more complete understanding of the ecological roles of seabirds and identification of critical foraging habitats requires the ability to follow...
Resource Type:: Dissertation
Full Text:: effort translated into longer foraging trip duration (i.e., less frequent nestling provisioning), which

Radiation Shielding for Space Nuclear Propulsion

Creator:: Caffrey, Jarvis
Abstract:: Nuclear thermal propulsion (NTP) is a viable technology for near-term interplanetary exploration. Of the candidate mission architectures that are currently available for a crewed Mars mission, NTP permits the greatest flexibility in launch window selection and provides the shortest possible trip time, thereby reducing risks associated with cosmic ray exposure,...
Resource Type:: Dissertation
Full Text:: permits the greatest flexibility in launch window selection and provides the shortest possible trip time

Boating in Alaska's Prince William Sound : modeling and assessment of recreational use

Creator:: Wolfe, Phillip E.
Abstract:: This study measures the recreational boating use in Prince William Sound, Alaska. Improved access conditions to the Sound over the last decade coupled with a statewide increase in outdoor recreation participation among both resident and out of state tourists have made the Sound a focal point for recreational boating in...
Resource Type:: Masters Thesis
Full Text:: participants’ general use history and patterns, and a trip/diary portion, which focused on the spatial

Understanding the New Outdoor Recreation Paradigm in the Era of Social Media and Increasing Public Health Advisories

Creator:: Lowe Mackenzie, Ashley
Abstract:: In this dissertation, I examine emerging economic issues which intersect outdoor recreation, environmental quality, public land use, and public health advisories. First, I explore the potential impacts of social media on visitation to public land. Social media, and in particular Instagram, has been suggested by journalist and land managers as...
Resource Type:: Dissertation
Full Text:: camping increased over the pandemic, adding substantial welfare benefits to a camping trip ($62/day

Northern fur seal reproductive rates and early maternal care

Creator:: Kunisch, E. (Erin)
Abstract:: The majority of the world's breeding population of northern fur seals (Callorhinus ursinus) is found on the Pribilof Islands (St. Paul and St. George) in the Bering Sea, Alaska. Pup production on these islands experienced an irregular but overall decline since the early 1970's. Between 1998 and 2010, pup production...
Resource Type:: Masters Thesis
Full Text:: corrected for reduced detection probabilities resulting from increased maternal foraging trip durations

Caspian tern (Hydroprogne caspia) foraging ecology and predation on juvenile salmonids in San Francisco Bay, California

Creator:: Adrean, Lindsay J.
Abstract:: Brooks Island, located in central San Francisco Bay, California, currently supports the largest breeding colony of Caspian terns (Hydroprogne caspia) in the Bay Area, and is one of several proposed relocation sites for some Caspian terns from the world's largest colony in the Columbia River estuary of Oregon. Juvenile salmonids...
Resource Type:: Masters Thesis
Full Text:: worked for him as a field technician, and I am very grateful for the numerous learning opportunities he

Patterns and processes of sediment transport following sediment-filled dam removal in gravel bed rivers

Creator:: Stewart, Gregory B.
Abstract:: Dam removal is increasingly viewed as a river restoration tool because dams affect so many aspects of river hydrology, geomorphology, and ecology; but removal also has impacts. When a dam is removed, sediment accumulated over a dam’s lifetime may be transported downstream; and the timing, fate and consequences of this...
Resource Type:: Dissertation
Full Text:: , and use field studies to document actual change. The data show that reservoir erosion in mountain

4-H sporting dog project member guide

Creator:: Green, Jeremy W. and Oregon State University. Extension Service
Abstract:: This guide helps youth learn the sport of hunting with dogs. It provides “learn by doing” activities that teach basic sporting dog training methods, including basic obedience, training for the field, and training in the field. It also includes an overview of sporting dog training equipment.
Resource Type:: Learning Object
Full Text:: . . . . . . . . . . . . . . 9 Basic Obedience . . . . . . . . . . . . . . . . . . 10 Training for the Field

Post-wildfire Investigation of Civil Infrastructure Following the 2018 Camp Fire

Creator:: Schulze, Stefanie S.
Abstract:: Wildland-urban interface (WUI) communities, where forested land boundaries or intermixes with infrastructure, are quickly growing in the US. WUI communities have grown substantially from 1990 to 2010, with an increase of 12.7 million houses and 25 million people. Wildfires encroaching on WUI communities can cause damage to both above ground...
Resource Type:: Masters Thesis
Full Text:: with an example of a strong female role model in the structural engineering field, for helping me

An Analysis of Visitor Awareness of Avalanche Danger at Three Areas - Mt. Hood, Oregon

Creator:: Couche, Stephen W.
Abstract:: Use of backcountry areas in winter by crosscountry skiers, snowshoers, climbers, snowmobilers and others has increased rapidly in the Mt. Hood area of Oregon in recent years. With this increase in use a larger segment of the user population is being exposed to potential a.,pl.H11 Winger. purpose of this study...
Resource Type:: Masters Thesis
Full Text:: field of signing and gives a slightly differ- ent approach to designing the effective sign. The first

Habitat use, spatial ecology, and stable isotope variability of the Pacific harbor seal (Phoca vitulina richardii) along the Oregon coast

Creator:: Steingass, Sheanna M.
Abstract:: Pacific harbor seals (Phoca vitulina richardii) are one of Oregon’s most common coastal predators, numbering between 10,000 and 12,000 individuals (Brown et al. 2005b). They consume more than 149 species or types of marine prey within the Pacific Northwest, which include a large variety of commercially important fisheries species. Despite...
Resource Type:: Dissertation
Full Text:: area, core area, foraging trip distance and duration, percent presence within eleven inland waters

Breeding and foraging ecology of Caspian terns nesting on artificial islands in the Upper Klamath Basin, California

Creator:: Patterson, Allison (Allison Glider)
Abstract:: Availability of suitable nesting habitat that is free of nest predators and provides access to adequate prey resources within commuting distance is a major factor limiting seabird populations. Caspian terns (Hydroprogne caspia) in western North America have shifted their breeding habitat from naturally occurring habitats in interior wetlands, lakes, and...
Resource Type:: Masters Thesis
Full Text:: encouragement and support in the field. Thank you to the many people who provided field assistance and

Evaluation of a U.S. West coast groundfish habitat conservation regulation via analysis of spatial and temporal patterns of trawl fishing efforts

Creator:: Bellman, Marlene A.
Abstract:: Recent emphasis on linkages between essential fish habitat and fish stock productivity has raised concerns about the management of fishing activities such as trawling, which have the potential to impact fish habitat. Knowing specifically where and how intensively trawl effort has occurred over time provides ecologists with the necessary background...
Resource Type:: Masters Thesis
Full Text:: changes continue in this fishery, with trip limits and gear restrictions continuously adjusted. Continued

Transportation Infrastructure to Support Bicycling in Dense Urban Environments : Design and Operational Considerations for Bicycle Lanes in Proximity to Commercial Vehicle Loading Zones

Creator:: Ghodrat Abadi, Masoud
Abstract:: While sophisticated plans have been adopted nationally and globally to increase bicycling’s share of daily commutes, safety concerns have negatively impacted targeted bicycling growth. Specifically, truck traffic plays a pivotal role in bicyclists’ perceptions of safety and comfort, because of the severe consequences of bicycle-truck collisions. Several types of engineering...
Resource Type:: Dissertation
Full Text:: reports and field observation can be a helpful starting point, they often lack the detail necessary to

Terahertz Induced Non-linear Electron Dynamics in Nanoantenna Coated Semiconductors at the Sub-picosecond Timescale

Creator:: Stickel, Andrew
Abstract:: This dissertation is an exploration of the material response to Terahertz (THz) radiation. Specifically we will explore the ultrafast electron dynamics in the nonperturbative regime in semiconductors that have been patterned with nanoantenna arrays using broadband, high intensity, THz radiation. Three main semiconductor materials will be studied in this work....
Resource Type:: Dissertation
Full Text:: semiconductors. We study the insulator to metal transition (IMT) of VO2 and its response to high field THz

The effects of land use on mineral flat wetland hydrologic processes in lowland agricultural catchments

Creator:: Marshall, Sarah M.
Abstract:: Hydrologic processes within mineral flat wetlands, along with their connections to groundwater and downstream surface water in lowland agricultural catchments are poorly understood, particularly under different land uses. In the three field studies included in this thesis, we examined infiltration, wetland hydroperiod, groundwater recharge dynamics, surface runoff generation, and water...
Resource Type:: Dissertation
Full Text:: understood, particularly under different land uses. In the three field studies included in this thesis, we

The China Connection : A Glimpse of Collaborative Research Between China and Oregon State University

Creator:: Kenny, Kimberly
Abstract:: China’s global influence in the realm of science and technology (S&T) has increased dramatically in recent times. China and the United States are now each other’s main partner in scientific collaboration. As a major research university, OSU is one of the institutions with a large stake in this international collaboration....
Resource Type:: Honors College Thesis
Full Text:: with the U.S. and OSU more specifically, and also as a kind of guidebook for an American scientist

Interpreting a weird and scenic landscape to park visitors : tectonic and volcanic processes of Craters of the Moon National Monument and Preserve, Idaho

Creator:: Truitt, Kimberly E.
Abstract:: This thesis develops a geology training manual for the Interpretation staff of Craters of the Moon National Monument and Preserve (CRMO) in southern Idaho. The manual will help the staff convey geologic principles to park visitors who are experiencing a landscape formed by volcanic processes. Basic geology and the most...
Resource Type:: Masters Thesis
Full Text:: presents the geology of the Great Rift Zone and the Craters of the Moon (COM) lava field and their

Aerial forest operations : mineral amendment project

Creator:: Cornell, Jennie L.
Abstract:: A helicopter operations problem was studied for a private forest landowner testing an experimental application of minerals on Douglas-fir (Pseudotsuga menziesil) in the Coast Range of Oregon to offset growth reductions from Swiss needle cast disease. A planning approach was needed to minimize costs for transportation and aerial application of...
Resource Type:: Capstone Project
Full Text:: were modeled for a simplified field application version (i.e. two application units in the case study

Late Pleistocene and Holocene glacier and climate change

Creator:: Marcott, Shaun Andrew
Abstract:: This dissertation presents results from three studies that address major scientific questions in glacial geology and paleoclimatology for the late Pleistocene and Holocene using relatively new geochemical and statistical techniques. Each of the studies attempts to answer a longstanding question in the respective field using geochemical or statistical methods that...
Resource Type:: Dissertation
Full Text:: field using geochemical or statistical methods that have not been applied to the problem thus far

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:: hosts within these genera through field and growth chamber inoculation. These objectives were

Terahertz Imaging and Nonlinear Spectroscopy of Semiconductors using Plasmonic Devices

Creator:: Thompson, Zachary James
Abstract:: In this dissertation, a series of studies in the field of terahertz (THz) science are presented, specifically using nonlinear THz spectroscopy. We exploit huge field enhancement and subwavelength confinement in plasmonic structures. There are three distinct projects which will be discussed: nonlinear THz spectroscopy using plasmonic induced transparency (PIT), THz-triggered...
Resource Type:: Dissertation
Full Text:: , a series of studies in the field of terahertz (THz) science are pre- sented, specifically using

Assessment of the LSAMP Program at Oregon State University

Creator:: Duvall, Andrew Kenichi
Abstract:: The population of minority groups is on the rise in the US, yet still minorities are not proportionally represented in Science, Technology, Engineering, and Mathematics (STEM). Of these minorities there are 4 races/ethnicities that are vastly under represented: Blacks, Hispanics, American Indians/Native Alaskans, and Hawaiians/Pacific Islanders. For the US to...
Resource Type:: Honors College Thesis
Full Text:: reaching their full potential. The engineering field lacks cultural competence [5], “the willingness and

Value of Prior and Novel Information in Managing a Mixed-Stock Recreational Chinook Salmon Fishery

Creator:: Jensen, Alexander J.
Abstract:: Many economically important Pacific salmon fisheries along the west coast of North America are mixed-stock, recreational systems, in which managers strive to account for interactions between fish, anglers, and management policy while balancing fishery access against conservation of vulnerable stocks. Specific challenges facing fisheries managers include limited control over angling...
Resource Type:: Dissertation
Full Text:: realized and expected), and day of the week on effort. Analyses of site choice using individual trip data

Transition Metal Oxides for Aqueous Electrochemical Energy Storage

Creator:: Jiang, Heng
Abstract:: In the 21st century, environmental deterioration is now an indisputable fact. Reliable and economically viable electricity systems based on renewable sources are urgently needed to replace the environmentally detrimental fossil fuels. The feasibility of incorporating renewable-but-intermittent solar and wind energy heavily depends on the development of cost-effective and safe technologies,...
Resource Type:: Dissertation
Full Text:: life for 450 cycles, high round-trip efficiency of 85%, and appreciable power performance. The APB

4-H geology member guide [2011]

Creator:: Oregon State University. Extension Service
Abstract:: Geology (Geo, Geos = the earth) is a science that deals with the history of the earth and its life as recorded in the rocks. Geology utilizes the principles of physics, chemistry, astronomy, zoology, botany, and others in its studies. There are many specialties or fields of study in geology,...
Resource Type:: Other
Full Text:: hill, canyon, cliff, valley, or lake, seen on each field trip. Explain how you think it was formed. 4

Using Satellite Imagery to Count Nesting Albatross from Space

Creator:: Dolliver, Jane E.
Abstract:: One fundamental concern in conservation biology is species abundance. For many taxa, however, these data are costly to obtain via direct observation and thus limited in geographic or temporal scope. Very high-resolution satellite imagery provides a means to address these limitations and provide remotely-sensed counts of large, colonial species. We...
Resource Type:: Masters Thesis
Full Text:: satellite imagery paired with field counts of three species of nesting albatrosses (Phoebastria

Hydrology and geomorphic evolution of basaltic landscapes, High Cascades, Oregon

Creator:: Jefferson, Anne (Anne Jarvis)
Abstract:: The basaltic landscapes of the Oregon High Cascades form a natural laboratory for examining how geologic setting and history influence groundwater flowpaths, streamflow sensitivity to climate, and landscape evolution. In the High Cascades, highly permeable young basaltic lavas form extensive aquifers. These aquifers are the dominant sources of summer streamflow...
Resource Type:: Dissertation
Full Text:: , combined with field observations and measurements of slopes, contributing areas, and drainage densities

Recreational mountain biking: A case study of sustainable trail development at Boggs Demonstration State Forest, Cobb, California

Creator:: Claussen, Lauren N.
Abstract:: This study identifies contemporary research in the field of recreation ecology focusing on ecological impacts of mountain biking and establishing best management practices for sustainable trail development and management. A site analysis at Boggs Mountain Demonstration State Forest (BMDSF) takes existing knowledge and research on sustainable trail development and applies...
Resource Type:: Capstone Project
Full Text:: me through this process. Dr. Ashley D’Antonio, thank you for opening my eyes to the field of

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