Animated cartography is still a new field. It has been experimented with for years, but it
has not gained general usage except partially in use by the news media. Nevertheless, certain
subjects cry out for displaying the patterns of movement over time, such as historical patterns of
migration and settlement,...
Daikon, mizuna, mizspoona, and komatsuna are novel Asian vegetables for which a market exists in Oregon, especially in the organic sector. However, these crops are currently not grown widely in the area, despite the favorable growing environment of Oregon’s Willamette Valley. Little is known about the appropriate application level of...
In order to develop effective interventions designed to encourage more
middle-aged individuals to engage in regular exercise, there is a need to
further understand the mechanisms involved in the decision to exercise.
One appropriate conceptual framework involves future-oriented self-conceptions,
or possible selves (Markus & Nurius, 1986). Possible selves, both
hoped-for...
Cabbage maggot, Delia radicum (Diptera: Anthomyiidae) impacts the production of Brassicaceae crops worldwide. The larva feed on the roots of crops causing reductions in yields due to impaired root function and unmarketability of crops. Chemical and cultural management programs are commonly used to control cabbage maggot with varying rates of...
The diversity of attitudes held by California community college faculty about Student Learning Outcomes (SLOs) was studied. In twelve semi-structured interviews, faculty informants explained how their work has changed as a result of increased standardization and accountability measures, how they value those changes, and how they expect the profession to...
Mutations to superoxide dismutase were the first proven cause of Lou
Gehrig’s disease (amyotrophic lateral sclerosis; ALS) implicating superoxide in
the selective death of motor neurons that characterizes ALS. Nitric oxide
competes effectively with superoxide dismutase for superoxide to form the
powerful oxidant peroxynitrite. Endogenous formation of peroxynitrite can kill...
Surface patterning of bacterial biofilm provides an opportunity to understand the microbial metabolic exchange between bacterial species. By using various techniques, one can put different bacterial species in close proximity and study their interaction by using various assay kits and analytical techniques. In this study, surface patterning of Pseudomonas aeruginosa...
Little is known about upland agricultural grassland soil invertebrate composition and its contribution to ecosystem functioning. Soil-dwelling organisms play a central role in soil formation, plant nutrition, and are significant food contributors for organisms in several trophic levels. Information is needed about mesofauna seasonal population and composition trends throughout the...
Sleep is an active process that affects an individual's daily functioning and physical and mental health. It is also beneficial for an individual's overall health and well being. Children with autism often have difficulty sleeping. One common complaint from parents of children with autism is that these children lack sufficient...
American meteorology was synonymous with subjective weather forecasting in the early twentieth century. Controlled by the Weather Bureau and with no academic programs of its own, the few hundred extant meteorologists had no standing in the scientific community. Until the American Meteorological Society was founded in 1919, meteorologists had no...
My thesis explores the later work of author J.D. Salinger, including two narratives featured in Nine Stories, "A Perfect Day for Bananafish," and "Teddy," and Franny and Zooey, "Raise High the Roof Beam, Carpenters," and "Seymour: an Introduction." Through my analysis I argue that the religious nature of Salinger's fiction...
Population size of Clavibacter michiganensis subsp.
sepedonicus in potato cv Russet Burbank and plant response
as affected by drought were assessed in a greenhouse
experiment. Water deficit stress and no stress treatments,
and inoculum densities of 0 or 2 X 10⁷ cfu C. m.
sepedonicus/seed piece were arranged factorially. Stem...
Disease detection through traditional techniques such as scouting fields on foot, molecular assays, or morphological identification of plant pathogens is time consuming and costly. Disease diagnosis in the field can be extremely subjective, and largely depends on the experience and knowledge of pathogen identification and disease quantification. This thesis provides...
Sweet corn and snap bean production, amongst other vegetable crops grown in the Willamette Valley of Oregon, are impacted by soilborne diseases caused by Fusarium species. The decline in sweet corn yields due to Fusarium crown and stalk node rot as well as root rot in snap bean and sweet...
Nurseries are an important part of the agriculture industry of the United States. The nursery industry provides ornamental, forest, restoration and specialty products to many markets in N. America. The disease sudden oak death, caused by Phytophthora ramorum, has devastating environmental and economic impacts on forested land, the urban-forest interface,...
Fisheries profiles (Marine capture fishery profiles) are considered one of basis for undertaking adaptive fisheries management in Vietnam. The use of fishery profiles is also seen as a way to ensure a multidisciplinary approach to fisheries management research activities. Fishery profiles are a compilation of information on the fishing and...
Objective: To examine the relationship between wealth and cardiovascular disease risk factors among Hispanic/Latinos of diverse backgrounds.
Design: This cross-sectional study used data from 4971 Hispanic/Latinos, 18-74 years, who participated in the Hispanic Community Health Study/Study of Latinos (HCHS/SOL) baseline exam and the HCHS/SOL Sociocultural Ancillary Study. Three objectively measured...
Soil moisture is an essential climate variable influencing land–atmosphere interactions, an essential hydrologic variable impacting rainfall–runoff processes, an essential ecological variable regulating net ecosystem exchange, and an essential agricultural variable constraining food security. Large-scale soil moisture monitoring has advanced in recent years, creating opportunities to transform scientific understanding of soil...
Objective. To examine the relationship between wealth and cardiovascular disease risk factors among Hispanic/Latinos of diverse backgrounds.
Design. This cross-sectional study used data from 4,971 Hispanic/Latinos, 18 to 74 years, who participated in the Hispanic Community Health Study/Study of Latinos (HCHS/SOL) baseline exam and the HCHS/SOL Sociocultural Ancillary Study. Three...
Mayweed chamomile (Anthemis cotula L.) is an annual weed in the Asteraceae family that is commonly found in fields of the Pacific Northwest. Acetolactate synthase (ALS)-inhibiting herbicides are frequently used to control a broad spectrum of weed species including mayweed chamomile. Seeds of four biotypes of mayweed chamomile (KJ, KL1,...
The objective of this study was to quantify the amounts of
logging residues that are added to mountain stream channels as a
result of timber falling - logging procedures, and to evaluate
these procedures with respect to both ecologic and economic
considerations. Three falling - logging treatments were observed:
Conventional...
The major thrust of this research was to design, test, and
perfect an accurate and effective assessment technique, which would
result in becoming an assessment model. For the purpose of developing
this assessment model, the employment need for full-time
instructors of occupational subjects in the community colleges within
the state...
This study uses an anthropological perspective
to discuss the cultural differences between Chinese
and Americans in business contexts. Through an
analysis of case studies related by businesspersons
involved in Sino-US trade, and by an analysis of
literature on the subject, it describes how cultural
differences contribute to the problems and...
A regime-switching model for market integration study is extended to incorporate dynamic trade flow information and risk perceptions based on an expected utility framework. An application of the extended model to the US-China soybean markets analysis shows that: One, the positive arbitrage rent uncounted-for in the extended model has been...
The purpose of this research was to determine potential job
functions in the food systems industry for implementation with
robots. The research objectives included (1) to isolate job functions
in food systems that should be implemented with robots,
(2) to identify job functions that robot manufacturers believe
robots are technologically...
Published March 1997. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
A better understanding of grass seed crop and soil fertility is necessary to
improve fertilizer practices and preserving water quality in Willamette Valley,
Oregon, where 55% of land-use is in grass seed production that directly impacts
adjacent waterways containing native protected fish species. I determined tillage
effects on soil N...
This thesis explores the electrified female subject in two novels, Theodore Dreiser's Sister Carrie (1900) and Edith Wharton's The House of Mirth (1905). As cultural touchstones, two literary works that prominently feature electricity -- Henry James' story "In the Cage" and Henry Adams' biography The Education of Henry Adams --...
Two striking characteristics of human beings are the diversity of resources that we use to sustain our lives and the extent to which we engage in coordinated, collective efforts to obtain and consume these resources. Together, these two characteristics are the foundation of human subsistence patterns. In many remote Alaskan...
Programming parallel machines has been a difficult and unrewarding task. The short lifespan of parallel machines and their incompatibility have made it difficult to utilize them. Our goal here is to create an environment for parallel computing which allows users to take advantage of parallel computers without writing parallel programs....
A thermomechanical pulp, a high yield sulfite pulp, and a high yield solvent sulfite pulp from western hemlock [Tsuga heterophylla (Raf.) Sarg.] wood were investigated to determine the amount of carbohydrate material present and to elucidate the structures of the carbohydrates. The effects of the three pulping processes, which were...
We construct a quantum interchange walk, related to classical walks with memory. This gives us a coinless discrete walk, while the origin in classical walks with memory offers the promise of use of existing tools from classical memoried walks. This approach readily reproduces all standard approaches. We briefly discuss its...
This study addressed the following question: "How does facilitating informal explorations with friends and family outside of a science course help students who are enrolled in the course?" The context was a physics course for prospective elementary and middle school teachers. This was a qualitative study that analyzed student responses...
The enclosed thesis presents an algorithm, programmed
in FORTRAN IV, which generates the radii for
the objective of an astronomical refracting telescope.
The results are analyzed by the Trigonometric Ray
Trace, and found to have tolerable amounts of spherical
aberration, chromatic aberration and coma.
The Brownian motion of micron-scale particles reflects the viscoelastic response of the local environment of the medium. Tracking the thermal fluctuations of these particles is a measure of the rheology of the material at the microscopic scale. This technique is called passive microrheology. Microrheology has been developed to assess the...
This thesis explores the ways in which creative placemaking, a neighborhood-based practice for building community, can offer community-building and civic action wisdom as a model for composition. This model brings attention to spatial metaphors for rhetoric and teaching that have persisted for millennia; it re-focuses us on community; it encourages...
The purposes of this investigation were twofold:
1. To determine important criteria for making a selection of
course content in general biology.
2. To ascertain what should be the content emphasis in
biology for the purposes of general education at the freshman
college level.
The literature pertinent to the problem...
Environmental DNA (eDNA) is an emerging biological monitoring tool that can aid in assessing the effects of forestry and forest manufacturing activities on biota. Monitoring taxa across broad spatial and temporal scales is necessary to ensure forest management and forest manufacturing activities meet their environmental goals of maintaining biodiversity. Our...
Karl Jordan (1861-1959) was an extraordinarily productive entomologist who influenced the development of systematics, entomology, and naturalists' theoretical framework as well as their practice. He has been a figure in existing accounts of the naturalist tradition between 1890 and 1940 that have defended the relative contribution of naturalists to the...
This research project is an historical case study of the conflict
which evolved from the deliberations and subsequent implementation
of bilingual education in Central School District 13J, Independence,
Oregon. The time period under consideration spans 35 months,
beginning in August 1974, when district officials first proposed bilingual
education, and ending...
Four aspects of factors influencing the accuracy of nondestructive chlorophyll (Chl) and nitrogen (N) measurement in fresh leaves were studied: (1) optimum wavelength (OW) identification; (2) indices development and evaluation; (3) influence of leaf properties; and (4) influence of meter parameters and sampling technique. Results were used to develop indices...
There is a knowledge gap concerning the outcomes of early adolescent sexual initiation (ASI). In particular, the influence of early ASI upon adult attachment is unknown. A multiple regression study was conducted to address this knowledge gap. Adult partner/spouse attachment was the criterion variable, and the predictor variables included both...
In this thesis, I examine composition scholarship on the intersections of religious faith and writing pedagogy over the past twenty years, tracing the origins of compositionists' discomfort with religion and focusing on pedagogical approaches for working with religiously-committed students. In particular, I emphasize the way in which these approaches are...
In her 2016 article “Beyond Rights as Recognition, Black Twitter and Posthuman Coalitional Possibilities,” Pritha Prasad argues that the hashtag, one of the decade’s most omnipresent features of digital communication, functions as “a performative composing medium that not only demands relationality” and “call[s] for the recognition of both the Black...
The development of new technologies in science is a balance between existence and use. There are three versions of this duality – something is built and users come, something is built and users don’t come, and, finally, potential users show up but the ballpark has not yet been built. In...
Contracting nucleolar vacuoles are a general and consistent
feature of somatic tobacco cells growing in microcultures. Nucleolar
vacuoles were studied in cells from callus tissues of two
single-cell clones, H-196 and H-239, of hybrid tobacco (Nicotiana
tabacum X N. glutinosa). Vacuoles periodically contracted either
completely or incompletely, apparently releasing a...
The rapid disruption of tropical forests probably imperils global biodiversity more than any other contemporary phenomenon¹⁻³. With deforestation advancing quickly, protected areas are increasingly becoming final refuges for threatened species and natural ecosystem processes. However, many protected areas in the tropics are themselves vulnerable to human encroachment and other environmental...
Museums, aquariums, and technology centers are informal learning environments that facilitate the understanding of scientific phenomena while supporting self-motivated learning. Families are a social group that frequently visits these sites. There are multiple opportunities for adults and children to engage in independent sense-making and collective discussion about their experiences with...
An automated library system should be capable of providing at least all of the information and capabilities of existing manual catalogs. In addition, an automated system must provide the capability of manipulating that information to produce varying types of reports and statistics. This paper briefly:
- describes historical representations of...
The majority of teachers in the state of Oregon are White, prompting the state’s legislative bodies to explore and create ways to increase racial diversity in the profession. Contextually, both state level mandates and national accreditation bodies have attempted to address the lack of diversity amongst teachers in the K-12...
After hatchery-reared salmonids are released into the wild, their survival and performance are
frequently lower than those of wild conspecifics. Additionally, negative effects of hatchery fish on wild fish are cited as factors affecting the recovery of salmonid populations. Alternative hatchery rearing environments and release practices have been proposed to...
Currently, the temporal arc distribution across the ingot during the vacuum arc remelting (VAR) process is not a known or monitored parameter. It is has previously been shown that arcs can spatially constrict during VAR, and this constriction can lead to undesired defects in the material. Additionally, correct accounting for...
Water scarcity in semiarid environments provides a model system to evaluate the role of mesic resources in structuring the distribution and abundance of wildlife. We used remote sensing and point process analyses to evaluate spatio–temporal variability in limited mesic resources in relation to greater sage-grouse (Centrocercus urophasianus) distributions in Oregon,...
Irradiation of a tryptamine linked through its side-chain nitrogen to an alkylidene malonate residue results in an intramolecular [2 + 2] cycloaddition to the indole 2,3-double bond. The resultant cyclobutane undergoes spontaneous retro-Mannich fission to produce a spiro[indoline-3,3-pyrrolenine] with relative configuration defined by the orientation of substituents in the transient...
In 1976 the Oregon legislature defeated a bill to assume
primary enforcement responsibility (primacy) of Oregon drinking water
supply systems under the purview of the Safe Drinking Water Act (PL 93-
523), and subsequently reduced state drinking water supervision program
funding by 90%. Since that time Oregon drinking water systems...
The Purpose of the Study: The purpose of this study was to develop a profile of the professional improvement needs of occupational instructors in Oregon community colleges as perceived by selected instructors. Specific objectives included: (I) to determine on a 5-point rating scale how proficient occupational instructors feel they should...
Cigarette smoking continues to be one of the country's major health
concerns. It has been defined as the single largest preventable cause of
disease and death in the United States. Although research has indicated that
overall cigarette consumption has decreased in the nation over the past
decades, cigarette smoking remains...
Running economy (RE) is the amount of oxygen utilized (ml.kg⁻¹min⁻¹) when
running a fixed speed, and it has been demonstrated to be an important factor
determining race performance in distance runners. There is evidence that running
economy and/or maximal oxygen consumption (VO₂max) improves over the course
of a training season...
There is a widespread problem with looting and vandalism of cultural resources in the Pacific Northwest. To combat this problem law enforcement must have the assistance of the archaeological community. To be able to assist law enforcement, archaeologists and cultural resource specialists must have the proper training in cultural resource...
Ceramides are a group of lipids in the sphingolipid family that are potent cell signaling molecules. Elevations in ceramide levels above the norm generally lead to apoptosis. Evidence from in vitro studies suggests that accumulation of ceramides within mitochondria leads to dysfunction of the mitochondria. This includes inhibition of the...
The purpose of this study is to investigate the
rhetorical strategies used by Reverend Jesse L. Jackson
from the 1970's to the 1990's. Specifically, this study
examines Jackson's use of narrative to empower himself, his
constituency, and his political ideologies without
possessing a traditional political platform. Jackson
raised political and...
This dissertation looks at one landscape component of the Coquille Indian Tribe's ancestral lands in order to understand the place meaning created and assigned to Euphoria Ridge, Oregon. I focus on three cultural overlays across time that together with the unique biophysical components, generate an importance for the locale to...
Little research has been done in the area of adult Hispanics' transition to college, a complex and challenging process which marks a critical period in their lives. Research suggests adaptation difficulty may cause them to drop out of school usually before completion of the first terms. There is a lack...
The chemolithoautotrophic nitrite oxidizing bacteria (NOB) participate in the
biogeochemical cycling of nitrogen by catalyzing and conserving energy from the
oxidation of nitrite (NO₂-) to nitrate (NO₃-) via a nitrite oxidoreductase (NXR). The
main objective of this work was to comparatively annotate and analyze the genome
sequences of Nitrobacter winogradskyi...
The shoe repair transaction, as it occurs in the 5000 or so remaining shoe repair shops in the United States, is currently unexamined in academic literature for the significance it holds for either shoe repairers or their customers. Making use of both quantitative and qualitative methods of data collection, this...
Thirteen different habitat parameters were measured either quantitatively or
qualitatively around seven different Salix (willow) species on a defined reach of stream
on the southwestern slope of Steens Mountain in southeastern Oregon in order to both
broaden the current information base of riparian ecology and inform future willow
plantings aimed...
Doxorubicin is a widely used cancer therapeutic, but its effectiveness is limited by cardiotoxic side effects. Evidence suggests cardiotoxicity is due not to doxorubicin, but rather its metabolite, doxorubicinol. Identification of the enzymes responsible for doxorubicinol formation is important in developing strategies to prevent cardiotoxicity. In this study, the contributions...
The consumption of alcohol has been shown to have effects on health that are both harmful and
therapeutic, depending on the amount that is consumed. Alcohol’s effects can be damaging to the body in excess but, in moderation, can act as a protectant against certain conditions. The two studies discussed...
An analysis was conducted to test current theories
regarding education, income, and marital satisfaction as
determinants of parenting in different ways for men and
women. The gender specific issues in parenting to be tested
were: 1) Education is positively related to parental
involvement for both men and women. 2) Marital...
Despite the growth of the global refugee population, the proliferation of refugee camps, and the personal experiences of many refugees with violent conflict, there is little systematic understanding of the relationships between conflict events, conflict actors, and refugee communities. Indeed, conflict in and around refugee camps has thus far only...
This study investigates the barriers faced by fats, oil, and grease (FOG) as an energy feedstock in the state of Oregon. FOG, which typically originates in food service establishments (FSEs), historically has been treated as waste, yet it also has the chemical make up to be an energy feedstock in...
Suspensions of particles in fluids are everywhere in our life, such as paints, pharmacies, food, etc. Suspensions can exhibit properties that common fluids do not possess. For example, the paint needs to flow well when brushing so that it can be smeared on the wall, which is aided by the...
Composition scholars who have written about trauma have typically focused on creating classrooms that are conducive to healing and learning. In doing this work, however, they have considered neither how PTSD nor other people’s responses to it can impact one’s perceived rhetoricity in the college classroom. In other words, they...
The critically endangered Maui's dolphin (Cephalorhynchus hectori maui) and the endangered Hector's dolphin (C. h. hectori) are endemic to the coastal waters of New Zealand, where their primary threat is fisheries-related mortality. The Maui's dolphin is among the most critically endangered cetaceans in the world, with its remnant population primarily...
Recent in vitro data provide evidence that estrogen may assist in the maintenance of
nervous tissue viability. Anecdotal reports suggest a lower prevalence of SDAT in
postmenopausal women who have received estrogen replacement therapy although
published data are conflicting. The purposes of this study are to determine whether the
incidence...
Against the backdrop of growing concern about dead zones, rare and endangered sea mammals, depletion of Oregon’s once‐abundant fish stocks, acidification threatening coastal molluscs, and proposals for marine reserves along Oregon’s coastline, a multidisciplinary group of scientists was called together in 2008 to discuss what is known about Oregon’s coastal...
The bandgap voltage reference technique, as implemented in Silicon technology, has evolved to a state of advanced development and become the method of choice for temperature independent voltage biasing in integrated circuits. The heterojunction bipolar transistor (HBT), fabricated from epitaxial A1GaAs /GaAs, is developing to a point where basic circuit...
The purpose of the study was to investigate process and
stability issues in intermarried families utilizing data
from a group of American Indian intermarried families and a
group of endogamous European American families. Stability
issues such as marital satisfaction and overall problem
solving were investigated by comparing scores between the...
This thesis uses both feminist and new historic theories to argue that the women's romance novels The Last September (1929) by Elizabeth Bowen and The Country Girl's Trilogy (1960, 1962, 1964) by Edna O'Brien are tragic bildungsroman that subvert and challenge the Irish patriarchal marriage expectations of their respective time...
Civil engineers are aware of the impacts of structures on the global environment but the environmental impacts of a fire within these structures remains unknown. Fires present a unique hazard as it is difficult to predict the probability of the occurrence and the intensity. Traditional methods to identify the environmental...
This assessment is intended to help conservation agencies, planners and organizations direct their resources to the most important places for supporting the ecoregion's biodiversity.
The Upper Ojai Valley is a tectonic depression between
opposing reverse faults, Its northern border is formed
by the active, north-dipping San Cayetano fault with 6.0
km of dip-slip displacement in the Silverthread oil field
and 2.6 km displacement west of Sisar Creek; the fault
dies out farther west in...
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The Upper Ojai Valley is a tectonic depression between
opposing reverse faults, Its northern
Cervical cancer is the fourth most common cancer in women worldwide with human papillomavirus (HPV) being the main cause of the disease. Currently available treatment methods are limited and emphasize the need for discovery of new therapies that improve patient outcome. Chromosomal amplifications have been identified as a source of...
This report examines environmental factors influencing the die-off and transport of fecal coliform bacteria present in wastes applied to the land surface. These factors are examined specifically for dairy waste management systems and the net effect each system has on runoff water quality. A model is developed that considers the...
Consistent with its charge under Oregon House Bill 3543, the Oregon Climate Change Research Institute (OCCRI) conducts a biennial assessment of the state of climate change science, including biological, physical, and social science, as it relates to Oregon and the likely effects of climate change on Oregon. This fifth Oregon...
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...
We present experimental results of electron diffraction of super fluid helium droplets and droplets doped with phthalocyanine gallium chloride, and discuss the possibility of performing the same experiment with a laser aligned sample. The diffraction profile of pure droplets demonstrates dependence on the nozzle temperature, i. e., on the average...
The Marine Resource Management Program at Oregon State University
offers a unique opportunity for study to the marine environments student.
The integrated program affords a diversified experience in economics,
business, social and political sciences in addition to the natural sciences.
An internship which allows practical application of academic concepts is...
It has long been observed that stress can increase our
susceptibility to infectious diseases and cancers. Recent
experimental evidence suggests that this increased susceptibility is
due to suppression of immunity. A variety of neuroendocrine products
are released during periods of stress, and a large number of these
are now known...
Mental illness is a universal phenomenon, but cultural context has a profound influence on how it is perceived, classified, and treated. Most systematic research on public attitudes toward mental illness has been completed in Western societies. The emergence of multicultural psychotherapy in the West has helped professionals recognize the extent...