The history of American Indian and Alaska Natives (AIAN) in education is filled with conflict and painful memories for many. Indian boarding schools that lasted through the early 1900s were used as a tool for forced assimilation of AIAN people. With the disturbing motto of “Kill the Indian, save the...
An algorithm is described for determining the vertices
and supporting planes (or lines) of the convex hull
of a given set of N distinct points in 3-space. The
method involves determining a finite sequence of convex
hulls, each successive convex hull being a better approximation
to the convex hull of...
The effects of beaver (Castor canadensis) on stream morphology, riparian zones, and coho salmon (Oncorhynchus kisutch) fry in Cape and Cummins Creeks, Oregon, were examined using stream surveys, vegetation transects, and coho salmon fry counts in 1987. The basin around Cape Creek has been extensively logged since the late 1940's....
Optimal aging is strongly related to personality factors along with health-behavior habits. Personality has played a key role in understanding the interactions between human behavior and the environment and as a vital predictor in determining health outcomes of individuals. Although previous studies have found links between personality traits and health,...
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Karen A. Hooker
Optimal aging is strongly related to personality factors along with health
Caregiving circumstances frequently evoke high levels of stress for caregivers and have consistently been linked to adverse psychological and physical health consequences. Within the caregiving literature, researchers have sought to answer questions about why some individuals seem to be particularly vulnerable to the well-established deleterious consequences of caregiving stress. Several...
This work was performed on Trillium albidum Freeman (Liliaceae), to
clarify the pattern of morphological variation between the small-flowered
populations at the northern limit of its range ( T. parviflorum Soukup) and the
larger-flowered populations from southern Oregon and northern California. It was
hypothesized that only a single species of...
Produced water is a highly saline waste product of oil and gas production, which is generated in larger volumes than the hydrocarbons themselves in the United States. Spillage of produced water is of concern because its high salinity can contaminate soil, surface water and groundwater resources, and kill vegetation, including...
Driving simulation is widely accepted as a safe, effective, and economical alternative for investigating driver behavior in a variety of contexts. However, in order to apply simulator-based research results to real-world settings, the performance measures acquired through simulated driving experiments must first be validated. This research was aimed at validating...
Incidental bycatch in commercial fisheries has been identified as a threat to black-footed albatrosses (Phoebastria nigripes) and Laysan albatrosses (P. immutabilis). Effective long-term conservation of these albatrosses necessitates a thorough understanding of their marine distribution, which marine habitats are selected during foraging, and where they are most likely to interact...
The purpose of this study was to better understand the relationship between selected academic factors and the persistence of GED recipients in community colleges in the state of Oregon. With this purpose in mind, the study addressed the following research question: Is there a relationship between selected academic variables and...
The study was undertaken to determine if the construct and vocabulary
of systems theory are related to academic performance such that
a) the understanding of either or both can predict grade-point average
for college students, and b) the explicit teaching of both construct
and vocabulary to minority students can improve...
With an estimated 5.4 million Americans living with Alzheimer’s disease facing
individual, social, and financial burdens, researchers must make cognitive assessment inquiries a priority (Alzheimer’s Association, 2016). Cognition encompasses multiple aspects of thought
processes, such as multiple types of memory, planning, inhibitory control, attention, and
processing speed. The higher level...
The rural two-lane highway in the southeastern United States is frequently associated with a disproportionate number of serious and fatal crashes. The major research objectives are to investigate the relations between probabilities of fatal crash type occurrence and potential contributing factors from road geometric design characteristics and roadside, environmental features....
Chemoreception is one of the dominant sensory modalities for many species of salamanders (reviewed in Chapter 2). At least seven of the ten currently recognized salamander families are known to respond to some sort of chemical cue. These responses are as varied as delaying hatching, seeking refuge, or initiating aggressive...
Solid-state esophageal manometry was used to study physiology of the normal llama esophagus. Esophageal baseline pressures, esophageal response to water swallows and to balloon distention, and other motor activity of the esophagus during experiments were measured throughout the entire length of the esophagus. Gross and histologic anatomy, muscle fiber type...
The Supreme Court Bar-the lawyers who argue before the US Supreme Court-has historically been an elite and exclusive group. This investigation examines the demographic make-up of the Supreme Court Bar in the Roberts Court and compares it to previous iterations of the Supreme Court Bar, as well as the national...
An estimated 5.7 million Americans are currently living with the dementia stage of Alzheimer’s disease, impeding health and wellbeing for individuals diagnosed, caregivers, families, and communities across the country (Alzheimer’s Association, 2018). Studying early indicators of age-related cognitive decline and pathological cognitive impairment (e.g., Alzheimer’s disease) is crucial to inform...
Research indicates that adolescents with a history of parental incarceration are at higher risk of delinquent behaviors (Murray & Farrington, 2005), however the protective role of parent-adolescent relationships is largely unexamined when compared with negative dimensions of parenting. To examine the potential protective effects of the adolescent’s perceptions of a...
Each year an estimated one million young women in the United States develop an eating disorder. Without early recognition of symptoms and early intervention/treatment, these eating disorders can lead to a host of chronic and debilitating illnesses.
Tooth erosion is one of the first signs of an eating disorder, providing...
Documentation of the side effects of pesticides on
arthropod natural enemies has expanded rapidly since the
1950's as part of an increase in non-target side effects
literature. Most reviews have been based on empirical
analysis of selected literature. The SELCTV database was
developed to make a larger information base accessible...
Pea seed-borne mosaic potyvirus pathotype 1 (PSbMV-P1) has the ability to infect most genotypes of Pisum sativum. The exception are those genotypes that are homozygous recessive for the sbm-1 gene. The life cycle of PSbMV pathotype 4 (PSbMV-P4) is unaffected by the sbm-1/sbm-1 genotype. Infectious clones of Pl-P4 recombinants were...
Mentor teachers are currently seen as a solution to
education's dilemma of how to orient beginners into the
profession and provide educational advancement for its most
capable, experienced teachers. One goal of Oregon's mentor
program is to have mentors provide their proteges with
instructional assistance through an observation process.
The...
Groundwater is a vital resource and efforts must be made to protect its quality. In certain areas, its quality has been
threatened by the introduction of oil and gasoline, many times originating from underground storage tanks. Massachusetts has
directly reacted to this concern about groundwater quality by promulating a Massachusetts...
Sustaining an older adult's ability to live independently is a very important
goal of geriatrics and gerontology. The extent to which an individual can live
independently depends on his or her ability to perform Instrumental Activities of Daily
Living. Impairments in the physical domains of muscle strength, flexibility,
endurance, and...
Interviewing eighteen older parents (aged 65 and older) with two or more children for this project established support for the emotional experience of intergenerational ambivalence. Seventy-five parent-child relationships were discussed. Two major themes arose over what healthy, independently living parents feel ambivalent about in their relationships with their midlife children....
Grounded in life span theory, this study explored how personal goals (as measured by possible selves) related to depressive symptoms in older adults. Possible selves represent individuals' ideas of what they would like to become (hoped-for selves) and what they are afraid of becoming (feared selves). Possible selves are also...
Isolated approaches at signalized intersections with posted speed limits of 45 mph or greater generally experience large numbers of rear-end and angle collisions. A combination of less attentive drivers, high operating speeds, and less than ideal intersection characteristics can result in crash frequencies well above expected rates. A number of...
Posting advisory speed signs at sharp horizontal curve sites is a practice well established in the United States. The purpose of these signs is to provide the driving public with a safe speed to negotiate such curves; however, the link between these signs and safety has not yet been clearly...
An ability to meet the changing demands associated with development
promotes purpose in life, a defining feature of psychological well-being. Midlife
adults consistently report higher purpose in life compared to older adults. However,
less is known about the dynamics of purpose in life in the transition from middle to
older...
The purpose of this qualitative study was to examine the experience of white principals in understanding their white identity, privilege, and power as they worked to implement socially-just and culturally proficient schools. The findings offer insights into the following questions: 1) How do white school leaders view white identity and...
The purpose of this case study was to examine a third-grade teacher’s effective use of mathematical discourse in the classroom setting. The study offers insights into the following research questions: 1) How does a teacher’s engagement in mathematical discourse communities influence her practice and self-efficacy as a mathematics educator? 2)...
The complexity of numerical ocean circulation models requires careful checking with a variety of test problems. The purpose of this paper is to develop a test problem involving Rossby and gravity waves in a two-layer fluid in a channel. The goal is to compute very accurate solutions to this test...
Understanding the dynamics of open marine populations is difficult. Ecological processes may vary with the spatial structure of the habitat, and this variation may subsequently affect demographic rates. In a series of observational and experimental studies in the Bahamas, I examined the roles of emigration, mortality, and predation in the...
The emergence of high explosives on the battlefield can be defined both literally and figuratively as a seismic event in the landscape of modern warfare. High explosives first came into common use in war in 1914. By the end of World War I just four years later, more than 2.5...
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Karen Elliot, Committee Member, representing the College of Public Health and Human Sciences
Rare plant reintroductions are a critical conservation tool for the augmentation of diminishing populations, or re-establishment of extirpated populations. Analysis of reintroduction failures suggests that a sophisticated understanding of species biology, ecology, and habitat is essential for producing self-sustaining rare plant populations. This study sought to generate that background knowledge...
In this study, we explored the relationships among gender, age, daily stressors, positive and negative affect, and neuroticism on cortisol outcomes in older men and women. We were particularly interested in whether variation in positive affect would have an effect on variation in negative affect and if this relationship would...
Dual Language Learners (DLLs) represent a substantial subpopulation in United States preschool programs (Aikens, Kinas, Malone, Tarullo, & Harding, 2017). DLLs often come from low socio-economic backgrounds and encounter barriers to academic success (National Academies of Science, 2017; Thomas & Collier, 2002). One consistent predictor of academic success is executive...
HARNEY COUNTY HISTORY PROJECT
AV-Oral History #469
Interviewee: Eileen O'Keeffe McVicker
Interviewer: Karen Nitz
Subject: Homesteading on the South End of Steens Mountain
Date: October 16, 2008
Place: Chester & Helen Felt Recording Room, Harney County Library, Burns, Oregon
This article presents a set of recommendations that promote a more nuanced, meaningful accountability policy for English learners in the next authorization of the Elementary and Secondary Education Act. The authors argue that the ESEA reauthorization must strengthen the law's capacity-building purpose so that federal, state, and local leaders support...
This study examined four occupational health risks that contribute to job strain, the experience of infectious disease, musculoskeletal strain, job dissatisfaction, and depressive symptoms, for toddler teachers as predictors of classroom quality. Both the physical and social settings of early care and education (ECE) are influential in shaping children’s early...
An approach to climate change feedback analysis is described in which tropospheric relative humidity replaces specific humidity as the state variable that, along with the temperature structure, surface albedos, and clouds, controls the magnitude of the response of global mean surface temperature to a radiative forcing. Despite being simply a...
Posting advisory speed signs at sharp horizontal curves to provide the driving public with a safe speed is a practice well established in the United States. The operational effectiveness of these signs has long been questioned in the current literature. The authors of this paper recently developed a function to...
This dissertation expands the theory of subjectivity by examining how discourses
behave. Of particular intent here is the subjectivity of preservice teachers. Students from
Oregon State University's Masters of Arts in Teaching program volunteered as
participants. Audio-taped sessions of their small group talk about gender issues and
education, dialogue journals,...
Measurements of stratospheric water vapor by the Microwave Limb Sounder aboard the Upper Atmosphere Research Satellite show that in the tropical lower stratosphere, low‐frequency variations are closely related to the annual cycle in tropical tropopause temperatures. Tropical stratospheric air appears to retain information about the tropopause conditions it encountered for...
Erigeron decumbens var. decumbens, the Willamette daisy, is known only from the Willamette Valley of Oregon. Herbarium records, from the 1800's until 1934, indicate that the Willamette daisy was once common and widely distributed throughout the Willamette Valley (Clark et al. 1993). However, between 1934 and 1980, this taxon was...
Some argumentation texts require additional evidentiary support to uphold their ethical propositions. A rhetorical critique of eight argumentation textbooks for ethical propositions and corresponding support, reason and evidentiary materials reveals that some texts advance ethical claims without providing sufficient backing. Inadequate support for an ethical proposition decreases the likelihood of...
On the surface, the written works of the Marquis de Sade appear to be nothing more than pornographic mania articulated, the narrative trajectory of which oscillates between illicit words and acts. Yet his life and works are important to historians, if not due to their inherent quality then because they...
The United States is the third-largest producer of raspberries in the world. Washington
State leads the nation in red raspberry (Rubus idaeus L.) production. 'Meeker', the
most grown red raspberry cultivar in the Pacific Northwest (Washington, Oregon and
British Columbia, Canada) is highly susceptible to Raspberry crumbly fruit, a virusinduced...
In this thesis, I argue that using principles of restorative justice as a guide in the resolution of sexual harassment claims is more efficacious than a traditional retributive approach. I support this claim by synthesizing the work of Phillip Hallie, Josiah Royce and Martin Buber in order to come to...
On May 21, 1998 Kip Kinkel drove to Thurston High School in Springfield, Oregon. Kinkel killed two students and wounded another twenty-two students. He killed his parents the day before. The shootings at Thurston High School came on the heels of a number of prominent school shootings and Kip Kinkel...
The extent to which the climate will change due to an external forcing depends largely on radiative feedbacks, which act to amplify or damp the surface temperature response. There are a variety of issues that complicate the analysis of radiative feedbacks in global climate models, resulting in some confusion regarding...
Disturbance events strongly affect the composition, structure, and function of forest ecosystems; however, existing US land management inventories were not designed to monitor disturbance. To begin addressing this gap, the North American Forest Dynamics (NAFD) project has examined a geographic sample of 50 Landsat satellite image time series to assess...
The history of forest change processes is written into forest age and distribution and affects earth systems at many scales. No one data set has been able to capture the full forest disturbance and land use record through time, so in this study, we combined multiple lines of evidence to...
Personality traits and daily self-regulation of health goals, social goals, and perceived stress were examined over 100 days to better understand how traits may influence self-regulation. This study was conducted with a sample of 99 older adults via web-based surveys. Results showed that, as predicted, traits of neuroticism, conscientiousness, and...
Age based self-stereotyping is associated with a variety of long-term physical health and psychological well-being outcomes for older people. However, little is known about how older individuals’ day-to-day experiences of functional limitations may be related to concurrent self-appraisals on dimensions representing negative age stereotypes. We examined how distal personality traits...
Incorporating a life course perspective, this qualitative study used focus groups to explore the experiences of midlife adults who were simultaneously providing support to emerging adult children and aging parents. Results indicated that adults situated in middle generations held beliefs that endorsed family-based responsibility to both younger and older members....
The purpose of the study was to learn more about the ways in which caregivers perceive the effects of adult day services. The goal was to help inform adult day providers about services family caregivers find useful. An ecological model was used as a framework. Data were collected from focus...
The purpose of this observational study was to describe the frequency of coercive behavior among siblings in foster care, a diverse population at high risk for mental health impairment. We examined differences in coercion frequency at the level of the individual child (i.e. age & gender), sibling dyad (i.e. age...
The purpose of this study was to determine if a 5-month
progressive-resistance exercise program would affect measures
of activities of daily living (ADLs) and functional stability
in elderly women. All subjects were ambulatory women, 80 to
93 years old, who lived in assisted-care facilities. Eight
exercise and 7 control subjects...
Typologies of intimate violence are part of an emerging paradigm towards a multifaceted, multi-theoretical approach to understanding the causes and effects of intimate violence. For this new paradigm to be implemented into research and practice, there are several gaps in the knowledge base that must be addressed. In particular, there...
American first ladies have long used the media to promote their image. Michelle Obama, the first lady of the @FLOTUS Twitter account, used this government controlled platform to communicate, campaign and bring attention to important White House events. Using Chang Wan Woo et al. rhetorical purpose(s), this study conducts a...
Ship tracks have proven to be an ideal laboratory for studying the response of marine
stratocumulus to an increase in aerosol pollution. Here the response of already
polluted marine stratocumulus to further pollution was examined by studying the
clouds where two ship tracks cross. 78 crossings of ship tracks were...
Seasonal mountain snowpack of the western US (WUS) is a key water resource to millions of people. Impurities at the snow surface directly affect snowmelt timing and rate, as they contribute to earlier peak streamflow, snow disappearance, and less water availability in dry months. Predicting the locations, timing, and intensity...
This study is a critical ethnography of my professional career as an educator born and raised in the Shona culture in Zimbabwe. In this metaphysical study I reconstruct a worldview that I consider to be representative of Shona customs and beliefs. Doing this project has challenged my own ethnic identity...
Cannabis sativa L. is emerging as an economically important crop, particularly for its high levels of cannabinoid production. One of these cannabinoids, cannabigerolic acid (CBGA), is the precursor to many well-researched cannabinoids such as the psychotropic delta-9-trans-tetrahydrocannabinolic acid (Δ9-THCA i.e., THCA) and the medically relevant cannabidiolic acid (CBDA). CBGA has...
Rising global temperatures are having lasting effects on mountain snow environments in the form of diminishing snowpacks, shorter accumulation seasons, and shifts in meltwater timing. Seasonal snowpack is a vital source of water for natural and human systems. In the forested mountain landscapes of the Pacific Northwest seasonal snowmelt feeds...
This study records the fifth consecutive year that winter losses of managed honey bee (Apis mellifera) colonies in the USA have been around 30%. In April 2011, a total of 5,441 US beekeepers (an estimated 11% of total US beekeepers) responded to a survey conducted by the Bee Informed Partnership....
The Pacific Northwest (Oregon and Washington in the United States and British Columbia in Canada) is one of the major producers of red raspberry (Rubus idaeus L.) and blueberry (Vaccinium corymbosum L.) in the world. The expansion of growing area with these crops has resulted in the emergence of new...
The television show South Park, created by Trey Parker and Matt Stone, is viewed by millions of people each week, regularly addresses a number of controversial issues and plays a major role in contemporary popular culture. Current academic research acknowledges Parker and Stone's willingness to attack the dominant views surrounding...
Honey bee colony losses are a major concern in the USA and across the globe. Long-term data on losses
are critical for putting yearly losses in context. US colony loss surveys have been conducted yearly since the winter
of 2006–2007. Here, we report the results from the eighth annual survey...
Full Text:
2013–2014 annual
colony losses in the USA
Kathleen V. LEE1, Nathalie STEINHAUER2, Karen RENNICH2
Birds both promote and prosper from forest restoration. The ecosystem functions birds perform can increase the pace of
forest regeneration and, correspondingly, increase the available habitat for birds and other forest-dependent species. The
aim of this study was to learn how tropical forest restoration treatments interact with landscape tree cover...
Full Text:
J. Leighton Reid1*¤, Chase D. Mendenhall2, J. Abel Rosales3, Rakan A. Zahawi3, Karen D. Holl1
1
An experimental reintroduction was performed to determine the best method to create new populations of the tuberous species Perideridia erythrorhiza, a rare vascular plant endemic to southern Oregon. Only a handful of sites are currently present, and many of these are subject to other land uses such as urban development...
Raspberries are an important commodity worldwide, with the United States (U.S.) leading fourth in global production in 2017. An important factor when shipping propagated Rubus across the globe is the security of clean plant material verified through pathogen detection methods which is vital in preventing disease spread. A raspberry virus...
Between 1982-1984 I studied site tenacity and mate retention in Black Terns at Sycan Marsh, Lake County, Oregon. I banded 778 adult Black Terns and used this marked population to test the hypotheses that site tenacity and mate retention would be less for Black Terns which nest in variable marsh...
Nine Prairie Falcons (Falco mexicanus) were radio-tagged
in northern California during the spring and summer
of 1976 and 1977 to study foraging behavior. The mean home
range size for 3 males was 227.8 km²; largest portions of
the home range were used during the incubation period.
Shifts in foraging areas...
The occurrence of band-tailed pigeons (Columba fasciata) three mineral sites in Western Oregon was studied during the summers of 1974-1976. Objectives of the study were o: determine seasonal patterns of utilization of mineral sites by pigeons of different sex and age classes; determine productivity of pigeon populations associated with Mineral...
The collision of the Indian subcontinent with Asia beginning 40 million years ago
produced the Himalayan orogenic belt, the largest continental collision belt active today. The foreland fold-and-thrust belt in northern Pakistan consists of the Salt Range-Potwar Plateau area. In this region the distance from the Main Boundary Thrust(MBT) to...
We live on an Urban Planet. The current unprecedented urbanization is accompanied by intensive land cover transition and demographic shifts from rural to urban livelihoods. Cities serve as cultural, economic, political centers that facilitate wealth creation and innovation of the society, sustaining human from multi-dimensions with large ecological footprints far...
First Ladies have performed a variety of public and private roles, from presidential escort, hostess, and social advocate to policy maker and presidential advisor. The nature of the position has always been both traditional and gendered, greatly influencing each First Lady's performance. Due to the changing role of women in...
An experimental investigation has been made of the effect of
vibration on heat transfer from a cylinder in crossflow. The
cylinder used was 3/16-inch in diameter and was sinusoidally
oscillated in the vertical direction by a mechanical drive mechanism
while immersed in an open water channel. Nominal amplitude
ratios, a/d,...
Agrobacterium tumefaciens is a plant pathogenic bacteria which incites
crown gall tumors. Although virulence has been associated with a
97-156 Mdalton "tumor-inducing" (Ti) plasmid, few potential plasmid gene
products have been identified. The objective of this study was to
identify plasmid-coded gene products through a comparison of protein
fingerprints of...
The North Potwar Deformed Zone (NPDZ) is part of the active foreland fold-and-
thrust belt of the Salt Range and Potwar Plateau (SR/PP) in northern Pakistan.
About 500 km of seismic reflection profiles are integrated with surface geologic and
drilling data to examine the structure of the NPDZ, in general,...
Breeding habitat of Harlequin ducks (Histrionicus
histrionicus) was studied in eastern Prince William Sound,
Alaska, during 1991 - 1993. Streams in Prince William
Sound were surveyed for Harlequin ducks and monitored with
mist nets. Physical characteristics of 24 Harlequin
breeding streams were compared to those of 24 streams not
used...
An analysis and modeling method of the diagnostic characteristics of a mechanical or electromechanical system is presented. Diagnosability analysis is especially relevant given the complexities and functional interdependencies of modern-day systems, since improvements in diagnosability can lead to a reduction of a system's life-cycle costs. The diagnosis process of a...
Increasing the abundance of salmon in coastal Oregon rivers and streams is a high priority public policy objective. Salmon runs have been reduced from pre-development conditions (typically defined as the 1 850s), but it is unclear by how much. Considerable resources have been allocated to restoring salmon runs, but it...
Raspberry bushy dwarf virus (RBDV) is the sole member of the idaeovirus genus of plant viruses. It is a pollen-borne virus that economically impacts both red and black raspberries worldwide. Three strains of the bipartite RBDV have been reported. The common strain found in North America, South America, Australia, New...
Pallidosis is a disease of strawberry identified in 1957 with an unknown etiology. Two previously uncharacterized viruses in strawberry, Strawberry pallidosis associated virus (SPaV) and Beet pseudo-yellows virus (BPYV), have been found associated with disease symptoms. The complete nucleotide sequence of both viruses was determined and molecular detection protocols developed....
The longshore variability of the coastal response to hurricanes may be examined within the framework of a storm-impact scaling model that compares spatially-variable beach morphology and fluid forcing. The relative elevations of dune height and storm-induced water levels are used to define three impact regimes (swash, collision, and overwash), within...
Pleuropogon oregonus Chase is a rare wetland grass endemic to eastern Oregon. The species is composed of two widely separated populations, one in Lake County and one in Union County. In order to reduce the risk of extinction, the Oregon Department of Agriculture Native Plant Conservation Program initiated several reintroduction...
Ethylene was produced by Cylindrocladium floridanum and C. scoparium in culture. Production was methionine dependent and maximal during the active growth phase of the fungus, beginning shortly after spore germination. More ethylene was produced sooner by C. floridanum than C. scoparium. Ethylene was produced by Cylindrocladium both from active mycelium...
Sound wetland management depends on an accurate comprehensive
assessment of functional wetland values. This management should account
for the cumulative impacts to regions and landscapes resulting from
piecemeal destruction and degradation of wetland resources. A regional or
watershed evaluation of wetland values can also make site-specific
assessments more efficient. The...
The microsporidian parasite Nadelspora canceri infects Dungeness crabs, Cancer magister, along the United States Pacific Northwest coast. The prevalence and seasonal variation of N. canceri in Dungeness crabs from Alsea Bay, Oregon, are described based on examination of 2991 crabs collected at monthly intervals from October, 1991 to June, 1993....
This thesis explores the intricate issues surrounding migration at the U.S.-Mexico border, offering diverse perspectives and insights into its drivers, consequences, and ethical dimensions. Through three comprehensive papers, this research offers a nuanced analysis of the complex dynamics influencing the migration crisis. The first examines the historical and theoretical factors...