Pacific salmon are culturally and economically important species to Southeast Alaska, where there is a history of large wild runs and supplemental production from hatchery programs. Salmon management in Alaska is divided amongst various governmental agencies. Non-governmental organizations also play a pivotal role in salmon management. To fulfill the requirements...
The natural environment provides important services and benefits to peoples’ health and lives. Conversely, environmental disservices can have negative impacts on humans such as through pollution, chemical toxins, and climate change. The combination of environmental services and disservices encompass how human health and wellbeing, and the environment are connected. As...
Synthesis and discovery lies at the core of every field in chemistry. The investigation of the structure-property relationships in compounds known or new is the fundamental purpose of solid state chemistry. Mixing related solid state compounds to form solid solutions can lead to exciting new and/or unexpected properties. Layered compounds...
Bisexual females experience unique forms of discrimination, but are often overlooked in scholarship. Recent research focuses on various aspects of bisexuality, yet female bisexuality is largely overlooked. Many existing studies focus on the experiences of bisexuals, rather than on social constructions of the identity and the role communication plays in...
Aging, obesity and increased waist circumference (WC) increases risk for metabolic syndrome (MetS). MetS is a cluster of symptoms (elevated WC, triglycerides, blood pressure, fasting glucose, and decreased high-density lipoprotein cholesterol [HDL-C]) increasing risk for chronic disease. Low-energy dense (LED) diets, emphasizing whole food eating patterns, have not been examined...
Every Spring and Summer, thousands of climbers attempt to summit Mt. Rainier. Many of them stop at Camp Muir, a base camp at 10,000 feet, where they can use restrooms, camp overnight, or refill water bottles before continuing their climb. Camp Muir currently uses a gas system to melt snow...
Selenium (Se) is an essential micronutrient of sheep. Supplementation is especially important in young lambs in order to prevent Se-deficiency signs. In the United States, the FDA regulates Se supplementation to ruminant diets at a level of 0.3 mg/kg Se (as fed basis). Questions still exist regarding what chemical form...
No research to date has involved ESL students as researchers in investigations of community language practices. This study examined the research processes of 23 international college students in an advanced ESL course. The students worked on an original curriculum, the Language Research Project, through which they performed ethnographic and discourse...
Brachypodium sylvaticum (Huds.) Beauv. is an invasive grass that can be found in forest
and prairie communities throughout the Willamette Valley, Oregon. It can out-compete
native species of grasses and forbs and become dominant in a broad range of habitats.
This study investigated if there were differences in vegetation structure...
The conversation regarding transgender students in the context of women's colleges is inherently complicated due to the binary gender system that the existence of women's colleges reinforce. The primary goal of this phenomenological research was to examine the lived experiences of transgender college students at U.S. women's colleges. Because the...
The behavior and application of organic semiconductor materials depend strongly on their molecular structure, and molecular interactions. Several studies of intermolecular interactions in functionalized polyacene materials are presented. The degree and onset of aggregation of a functionalized anthradithiophene derivative was studied as a function of concentration in two different host...
In this study I explored the variety of educational opportunities
available in museums. Next, I examined the museum education programs
in the Portland, Oregon area and described what types of opportunities are
available to teachers. Finally, I made suggestions for teachers on how to
best access museum programs and for...
The purpose of this study of the life and career of Dr. Carl
Leonard Anderson was to recount his professional contributions to
the field of health and relate these to public health and health education. The major emphasis of this study concerned Dr. Anderson's
professional life.
The accomplishment of the...
For decades, sexual violence has been a persistent crisis and challenge for universities and colleges across the United States. In order to address this problem and adhere to the strict legal obligations that require post-secondary institutions to prevent sexual violence on their campuses, universities and colleges have implemented a range...
This research examines the discourses that impact the teachers of ELL teachers within their instructional practices, their school environment, and a wider educational system. Interviews, observations, and focus groups of twelve teachers at two elementary schools in the Pacific Northwest provide the data for this grounded theory approach that uncovers...
Small mammal populations are vital to the Metolius Forest Preserve. The forest preserve is undergoing selective thinning, which may affect small mammal populations in the forest. Our null hypothesis is that small mammal populations are not affected by the treatment of the forest. In addition to the null hypothesis, we...
L. C. Dunn (1893-1974) spent most of his scientific career conducting research in
developmental genetics as a member of the Zoology Department at Columbia
University in the City of New York. He had an accomplished scientific career
researching mutations in mice, which earned him respect from other geneticists and
scientists....
It is estimated that menstrual dysfunction, including amenorrhea, affects anywhere from 6-79% of active women1. Amenorrhea is defined as the absence of a menstrual cycle lasting more than three months2. Secondary amenorrhea occurs after menarche2. Primary amenorrhea is the delay of menarche past 15 yrs2. Menstrual dysfunction can negatively impact...
Full Text:
-Dense Foods
Table 3. Participant Demograph
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In this qualitative study, ethnographic methods were used to identify parent funds of knowledge related to ocean literacy in a rural, coastal context. Participants included 16 parents of students in the teacher-researcher's third-grade classroom. Interactions between parent-child, parent-parent, and parent and the teacher-researcher were studied in order to determine factors...
This study investigates wind-driven circulation in the vicinity of the Heceta Bank complex along the Oregon shelf. Numerical experiments forced with steady winds (0.1 Pa) are conducted; upwelling and downwelling cases are compared. The asymmetric bank bathymetry is the only configurational difference from the symmetric bank runs analyzed in Part...
This study examines how coastal banks influence wind-driven circulation along stratified continental shelves. Numerical experiments are conducted for idealized symmetric banks; the standard bank (200 km long and 50 km wide) has dimensions similar to the Heceta Bank complex along the Oregon shelf. Model runs are forced with 10 days...
Published June 1906. 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
The case study, Implications of Energy Density on Weight Loss, examined the relationship between the consumption of energy dense foods such as whole fruits, whole vegetables and fiber with weight loss. The case study examined four participants from the LITEN Up study, which focused on the effects of a diet...
A new compound Na3LiFeSbO6 has been synthesized by conventional solid state methods and
investigated using X-ray diffraction, DC magnetic susceptibility, 57Fe Mössbauer spectroscopy
and optical measurements. This compound crystallizes in a monoclinic unit cell and is related
to a family of honeycomb ordered layered oxide materials where Na+ fills octahedral...
Complete solid solutions with the composition Na₃M₂₋ₓM’ₓSbO₆ where M, M’ = Cu, Mg, Ni, Zn have been synthesized by conventional solid state techniques and were investigated using X-ray diffraction, magnetism and optical measurements. All compositions crystallize in a monoclinic unit cell and exhibit a layered structure with a honeycomb cationic...
Three cross‐shelf transects were conducted off northern Oregon in February, 2003, coincident with flooding of Coast Range rivers, to assess the riverine impact on coastal ocean biogeochemistry. During downwelling conditions, low salinity river‐influenced water was located in a narrow band near the coast and contained elevated macronutrient, iron, and organic...
To determine productivity of fish, we will require an estimate of relative abundance that can be expanded later into estimates of biomass. Our work has shown that much of the fish production in Lake Washington is in the form of nonsalmonid and nongame species, such as peamouth and northern squawfish....
The Washington Cooperative Fishery Unit at the College of Fisheries, University of Washington, Is carrying on studies of fishes in Lake Washington as part of the International Biological Program sponsored by
the National Science Foundation. One of our interests Is. in the effects of temperature on the movements of fishes...
Dietary selenium (Se) alters whole-blood Se concentrations in sheep, dependent upon Se source and dosage administered, but little is known about effects on immune function. We used footrot (FR) as a disease model to test the effects of supranutritional Se supplementation on immune function. To determine the effect of Se-source...
The AAPD recommends placement of dental pit and fissure sealants on surfaces that are high risk or that already exhibit incipient carious lesions. Protection provided by sealants may be enhanced by the addition of ion-releasing, anti-microbial filler particles of bioactive glass.
Objective: We prepared novel dental pit and fissure sealant...
The effects of L-ascorbic acid, thiamine HC1, or L-cysteine on
acetaldehyde blood levels and disposition were investigated in acetaldehyde-
treated rats. Rats were treated with ascorbic acid (2
mmoles/kg), thiamine (0.24 mmole/kg), or cysteine (2 mmoles/kg) one
hour before the administration of acetaldehyde (6 mmoles/kg). The
results show that each...
Polypeptidyl derivatives of bovine pancreatic ribonuclease
(RNase) containing two or three tyrosine chains
with an average of two to three residues per chain have
been prepared. The effects of various perturbants such as
neutral salts, ethanol, urea and guanidine hydrochloride
on the thermal transition of the derivatives have been
studied....
This paper sought to understand the extent to which, and how individuals use personal or collective language when asked to articulate sense of place from a collective perspective. Understanding a collective sense of place could illuminate place-based connections in natural resource industries, where it is as groups or as institutions...
Selenium (Se) is an essential micronutrient in cattle, and Se-deficiency can affect morbidity and mortality. Calves may have greater Se requirements during periods of stress, such as during the transitional period between weaning and movement to a feedlot. Previously, we showed that feeding Se-fertilized forage increases whole-blood (WB) Se concentrations...
The purpose of this study was to determine if significant differences
in each of the ten Structure of Intellect (SOI) abilities
measured on the SOI Screening Form for Gifted exist between students
perceived by teachers as gifted and identified gifted students
overlooked by teachers. The influence of teacher and student...
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...
El ano 2006 representa en dos sentidos una fecha critica para la cuenca del Rio Columbia y para los esfuerzos de recuperacion del salmon y la trucha arcoiris en la region Pacifico Noroeste: el 25 aniversario de la creacion del Consejo para la Conservacion y Poder del Noroeste y el...
Both Leperisinus oregonus and L. californicus are bark beetle
species which emerge from Fraxinus latifolia brood logs as sexually
immature adults and disperse to living ash. Occasional field observations suggest that, for overwintering and maturation feeding, L.
oregonus enter trunks and branches, whereas L.; californicus enter twig
crotches, buds and...
Previous research had identified four serogroups of Rhizobium trifolii
indigenous to Abiqua soil (fine, mixed, mesic, Cumulic Ultic Haploxerolls).
Nodulation of subterranean clover (Trifolium, subterraneum L.) by two of the
serogroups, 6 and 36, was influenced by the application of CaC0₃ to the soil.
The studies described in this thesis...
The hop (Humulus lupulus L.) is a dioecious, diploid (2n=2x=20) species. Triploid
hops (2n=3x=30) are easily obtained from tetraploid by diploid crosses and are preferred
because of their natural seedlessness and increased vigor. The female inflorescence is used
for flavoring beer. Because brewers require product consistency, the brewing characteristics
of...
Field experiments were established in 1982 and 1983 on a Woodburn silt loam soil (Aquultic Argixeroll) to examine the effect of S fertilizer on dinitrogen fixation and dry matter yield of 10 week-old seedling alfalfa (Medicago sativa L. cv. 'Apollo'). Six levels of S fertilizer (0 to 67.2 kg S/ha)...