The ~5 km3, 4.54 to 4.09 Ma Caspana Ignimbrite of the Altiplano-Puna Volcanic Complex (APVC) of the Central Andes records the eruption of an andesite and two distinct rhyolitic magmas. It provides a unique opportunity to investigate the production of silicic magmas in a continental arc flare-up, where small volumes...
A trial was conducted May 1 to September 4, 1989 at the Eastern
Oregon Agricultural Research Center (EOARC) Burns, OR to examine the
effects of strip or continuous grazing management on the diet and
performance of steers grazing native flood meadows. The objective was
to determine if strip grazing would...
Two concurrent studies were conducted to evaluate the effect
of selenium (Se) supplementation on beef cows. Trial 1 was designed
to evaluate the safety and efficacy of two intrareticular Se supplementation
delivery systems. Trial 2 was designed to evaluate the
transfer of Se across the placenta and through the colostrum...
A design for an x-ray diffraction teaching device has been
presented. From the design a diffraction device has been constructed.
Based on the principles of the original work by Max von Laue,
a diffraction camera has been constructed using a diagnostic x-ray
machine. The diffraction camera provides a fast, safe,...
The heat unit concept of time-temperature relationships
is used in this thesis as a means of studying the
temperature element of the climate at nine Oregon stations.
The stations, Astoria, Baker, Burns, Eugene, Medford,
Pendleton, Portland, Roseburg, and Salem, were selected on
the basis of distribution and availability of Weather...
Although there has been a rapid growth in online apparel sales and online apparel shopping during the last several years, consumers still have concerns when they purchase apparel products online (ComScore, 2007; Dunne & Lusch, 2005; ITFacts E-commerce, 2007). From the online apparel shoppers’ perspective, online apparel shopping involves a...
A historical overview of Latino enrollment in the community college is resented. Thirty Latino occupational, transfer, and non-credit students attending
an Oregon college were interviewed, examining
educational and familial background, and
college services as indicators of their
decision to pursue postsecondary studies at
the two-year institution. Results are
analyzed, supplemented...
Three five acre exclosures were established in 1964 to monitor
vegetational regeneration and forage productivity on a coniferous
forest site in northeastern Oregon which was clear-cut in 1963, broadcast
burned and seeded in 1964. Fence design and construction to
facilitate controlled early summer cattle grazing trials was completed
by 1965....
Declines in glacier area and volume are widespread. These changes will have important hydrologic consequences since glaciers store tremendous amounts of fresh water and buffer seasonally low flows in many densely populated regions. In this thesis I focus on a region that is hydrologically vulnerable to glacier change, namely the...
Ninety-six mature pregnant Hereford cows were allotted to three
replications with four treatments. Pregnancy was determined by rectal
palpation prior to the initiation of the study. The cows were
artificially inseminated the previous spring, beginning the end of
May, over a period of 42 days to a single Angus sire....
Graphite oxides which had been prepared from three different
size graphite particles by the modified Brodie method were observed
with the electron microscope. The thermal decomposition products
of the oxides, obtained by heating them at 240° and 300°,
were observed using the electron microscope and x-ray diffraction.
Graphite oxide was...
Tissue differentiation of the primary root and its associated
laterals is reported. Secretory elements are the first of the primary
tissues to mature. They appear to be located between the precursory
phloem and pericycle in the primary root, but are more closely
associated with the pericycle in long lateral roots....
When apparel companies and retailers attempt to strengthen their established brands and existing markets, there are two primary strategies for companies and retailers: 1) adopting a new designer for an existing brand to attract a new target customer, and/or 2) adding a product design line to an existing brand to...
According to Engel, Blackwell, and Miniard (1993), evaluative criteria is defined as "the standards and specifications used by consumers to compare different products and brands" (p.51). Many studies have investigated factors that might influence the importance of clothing evaluative criteria used by consumers in the decision making process. However, few...
Physical appearance is one of the most important cues
that an individual uses in forming an impression of another
person. Researchers have found that perceptions of age are
negatively related to perceptions of physical attractiveness.
Because salespeople are influential in affecting a store's
sales, especially for nondurable goods (Undell, 1972),...
Counterfeits, unauthorized copies of a product presented for sale as if they were the legitimate manufacturer's product, are creating a sizeable and growing problem for the apparel and accessory industries (Olsen & Granzin, 1993). The purpose of the study was to investigate the relationship between consumers' likelihood of knowingly purchasing...
Window displays are an important means by which retailers communicate with both current and potential consumers. The present study investigated how the use of context setting (with or without) in a window display and background music (with or without) influence consumers' mental imagery, arousal response, attitude toward the display, and...
Creating effective functions in website designs that reduce consumers' anxiety in shopping online is a challenge common to most e-retailers. The present study investigated the roles of online reputation systems and instant chat services in decreasing customer perceived risk and increasing initial trust in unfamiliar e-retailers. Therefore, the reputation system...
According to Engel, Blackwell, and Miniard (1993), evaluative criteria refer to
"the standards and specifications used by consumers to compare different products and
brands" (p. 51). Many studies have examined the importance of clothing evaluative
criteria used by consumers in their decision making. However, few studies have compared
the clothing...
The children's apparel industry is a fast-growing
industry in the United States. It is important to determine
what factors are considered as the most important when
parents purchase their pre-school children's clothing. To
gain a better understanding of parent-consumers' purchasing
behavior of pre-school children's apparel, this study
focused on parent-consumers'...
Throughout history, there have been many examples of political figures who have influenced fashion: from Theodore Roosevelt to Jacqueline Kennedy to Michelle Obama. Companies have taken advantage of the influence that political figures have as fashion opinion leaders, even going so far as to purchase keywords such as "Michelle Obama"...
The EBM model of consumer decision making was used to guide the present study. According to this model when consumers make purchase decisions, they search for information from either internal and/or external sources. When consumers do not have enough information from internal sources, such as knowledge and experiences, they search...
It has been reported recently that extracts of filbert nuts demonstrate considerable proteolytic activity on a non-fat milk solids substrate. The addition of these extracts to cheddar cheese, in an attempt to enhance the rate of ripening, has been suggested.
In these experiments, the extracts of two varieties of filbert...
The adoption process is an information seeking and
information-processing activity (Rogers, 1983,p. 21).
Fashion information which consumers receive from various
sources directly affects their decision to adopt or reject a
style (Sproles, 1979, p. 173). Research has shown that
consumers vary in their use of fashion information sources
during the...
The purpose of the present study was to investigate the effect of advertisement strategy (informational, positive emotional, negative emotional) and brand awareness (high, low awareness) on brand name recall and change in brand attitude. The study extends previous research by focusing on the sportswear market and including personal involvement towards...
The purposes of this study were to investigate consumers' responses (aesthetic response, approach response, and perceived risk) to two types of visual merchandise displays (full size mannequin and flat hanging display) in an in-store retail setting. An interest for this study arises from retailers' constant effort to differentiate themselves from...
Although designer brand denim apparel has been popular since the early 1980’s, the term “premium denim” is a relatively new concept to the apparel industry. This study investigated evaluative criteria used by female consumers when purchasing premium denim jeans. Previous studies have examined evaluative criteria and its importance in purchasing...
The increased ethnic diversity of the U.S. population, including an increase of Indian immigrants, calls for an investigation of the Indian apparel consumption differences among first generation Indians and second generation Indian American females within the United States market. This study examined the Indian apparel consumption behavior of two levels...
Clothing is wrought with symbolism. Each day when outfits are selected and worn, messages are being sent and received, categorizing the wearer. The self and the many different roles that it plays in society are important factors in determining a personal appearance. We try to reflect our internal concept of...
Using thermodynamic principles, the general relationship describing the equilibrium vapor content in the gas phase above a saline liquid and across a curved liquid-gas interface is developed. Since high salt concentration also affects the intensive and extensive liquid properties, it is also necessary to account for these effects in liquid...
Public opinion is central to the formation of public higher education, particularly public higher education funding policy. However, extant research indicates that an enormous gap exists between public higher education policymakers and the general public, resulting in misunderstanding and serious challenges for public higher education funding. This analysis builds on...
Gas-solid chromatography often has asymmetrical elution
peaks. This is attributed to nonlinear isotherms, multi-energy
adsorption sites, and slow processes. This study utilized a stopflow
gas chromatograph with various NaOH and NaCl modified
aluminas as adsorbents and methane as adsorbate to determine the
influence of surface area and pore volume distribution...
The overarching objective of this study is to examine and compare the vulnerabilities of bridges combining effects of earthquake-induced ground shaking, ground failure (e.g., landslides and lateral spreading), and tsunami inundation. A parametric study is performed to understand the sensitivity of economic loss and traffic capacity with respect to the...
Malolactic fermentation (MLF) is an important step in the production of wines and is commonly performed in red or cool climate wines to reduce acidity. In this study the impact of MLF on red wine color and the ability of Oenococcus oeni to degrade compounds important to the development of...
Two management systems were evaluated in terms of the effects on
cow condition score and body weight changes and calf growth rates. The
management systems evaluated were winter supplementation of energy,
winter creep feeding and delayed weaning. The calves used in this study
were born in September and October of...
The objective of this study was to determine the relative speeds
of available medical x-ray films exposed directly to x-rays and exposed
in combination with various types of intensifying screens. The
information obtained from this sensitometric data was used to obtain
factors by which a radiographic exposure technique with one...
An airgun refraction line along the length of the caldera of Axial Seamount as
recorded by three Ocean Bottom Seismometers has been analyzed using the tau-zeta
inversion technique (Dorman and Jacobson, 1981). Five resulting velocity profiles
show that the seismic velocities of the upper 1.4 km of the crust are...
Two experiments were conducted to study the efficacy
of feeding lasalocid to cattle on pasture on a three times
weekly basis. In experiment 1, 72 crossbred yearling
steers were stratified across a randomized block design of
12 pens including three replications of four treatments.
Treatments consisted of: (1) .45 kg...
Forty-two fall-calving crossbred cows were equally
allotted to six pens of seven cow-calf pairs each. Two
treatments (0 and 200 mg lasalocid/head/day) with three
replications were used to determine the effects of
lasalocid on fall-calving beef cows. The cows were fed
grass hay, haylage and pasture ad libitum. The cow-calf...
The Gorda Basin is a young oceanic plate which comes in direct
contact with the convergent margin of western North America. Two long
sonobuoy refraction profiles crossing the basin provide nearly continuous
data for computing the velocity structure of the crust and adjacent
continental slope. Time-term analysis utilizing multiple receivers...
The seismicity at the northern section of the Gorda Ridge has been
studied with Ocean Bottom Seismographs. Nearly one hundred earthquakes
were located with RMS travel time residuals less than 0.5 seconds.
Most of these events lie within or near the array and they are probably
associated with the dynamics...
Crustal and upper mantle structures in the West Philippine Basin,
along 17-18°N, have been determined using explosions as sources and
ocean bottom seismometers to measure refracted compressional waves.
Seismic refraction profiles out to nearly 500 km were completed.
Shallow structure was measured using small shots, 1-240 lbs., and
the deeper...
This study modified certain existing techniques used in the
determination of the radiation exposure to various anatomical structures
of the gastro-intestinal tract during fluoroscopic examinations.
Monitoring films were attached directly to the patient during the
routine upper gastro-intestinal examination, instead of placing the
films on the panel of the fluoroscope....
From the time when fluoroscopic screens were first used there
have been scattered references to reduction in their light output due
to age, use, etc. References are scarce and usually devoid of
quantitative data. A long-range program has been set up in an effort
to arrive at some meaningful information....
At the time of this study 19 states have entered into agreements, one state agreement is pending and one state has submitted its proposal for entering into an agreement with the Atomic Energy Commission for the purpose of assuming regulatory authority over (1) byproduct, (2) source and (3) special nuclear...
A design for an x-ray machine to be used as a visual aid for the
instruction of x-ray theory and x-ray machine operation has been
presented. From this design an x-ray machine was constructed and
tested.
Components used in an x-ray machine have been divided in
to three sections; a...
A method is presented for enlarging read-outs from a Victoreen
Model 575 Radocon, an ionization chamber type of radiation survey
instrument. The read-out enlargement is accomplished by taking the
signal across the Radocon indicating meter, amplifying it, and using
the amplified signal to drive a projection meter. The face and...
Energy dependence, angular dependence, and linearity of response
to exposure levels were studied for the thermoluminescent
dosimeter used in an environmental monitoring network. The dosimeter
consisted of a manganese activated calcium fluoride phosphor (Ca F₂:
Mn) bonded to a helical heating element and encapsulated in a gas filled
glass tube....
The X-ray dose absorbed in soft tissue located near plane
bone interfaces and in parallel-slab bone cavities was measured
experimentally with a polyethylene-film dosimeter.
The dose absorbed in soft tissue adjacent to plane bone interfaces
was measured by placing a 12.7 micron film of polyethylene,
upon which were deposited graphite...
This study was designed to assess the effects of approval seeking motivation and social cost upon conformity to group norms which were inconsistent with personal values. Utilizing the Asch conformity paradigm, 321 subjects were exposed to a group opinion which was contradictory to one of their personal values. The results...
Crop development models are commonly used in research.
However, their use as crop management tools for growers is
rare. Decision support systems (DSS), which combine crop
models with expert systems, are being developed to provide
management assistance to growers. Researchers at Oregon
State University are in the process of developing...
Voltage calibration methods used with X-ray tubes are either
electrical procedures requiring direct electrical connection or
ionization techniques which require no electrical connection to the
generating system. One major restriction on the use of electrical
methods for measuring the voltage applied to X-ray tubes is that
special electrical adaptors are...
Public lands in the Pacific Northwest are managed for multiple uses including timber production, recreation and aesthetic value, maintaining wildlife habitat, conserving native species, and carbon storage. Wildfires impact large areas encompassing broad environmental conditions. Interactions among underlying environmental gradients and alteration of overstory competition by fire of varying severities...
A Land Evaluation and Site Assessment (LESA) Model was
developed for the forested soils of Lane County, in western Oregon,
based on soil potential ratings and indexes of parcel size and
adjacent and surrounding land use conflict. Lane County's economy
is heavily dependent on resource production uses of land for...
The US bridal industry has grown over the last 80 years to become a multibillion
dollar industry. Surprisingly, little research has been conducted concerning
the consumer behavior of brides. The bride is in a situation where purchase
decisions need to be made. She has many things she will purchase over...
The increasing popularity of catalog shopping has prompted many retailers to enter the market. Consequently, competition among catalog retailers has escalated. To maintain or expand their customer bases, catalog retailers must now find better ways to serve consumers. Many consumers are apprehensive to shop for apparel via catalog because they...
Multiple linear regression was used to develop equations for 12-,
24-, and 36-hour surface wind forecasts for the wind energy site at
Goodnoe Hills. Equations were derived separately for warm and cool
seasons. The potential predictors included LFM II model output, MOS
surface wind forecasts extrapolated from surrounding stations, pressure...
This ethnographic study describes the patterns of decorating in the study rooms of university sorority women. The primary method of data were collection was by means of interviews with sorority members. Observations and photographs of the study rooms of these members supplemented the interviews and provided validation for categorization purposes....
The purpose of this study was to determine how the popular writer Wilkie Collins used dress and appearance to bring to light concerns about mental illness in his 1859-60 sensation novel The Woman in White. The method of narrative analysis was used to complete this study. Data sheets were developed...
Globally, it is estimated that over 2,518,200 tons of hides and skins were exported in the year 2011 alone, with an estimated world production yield of 23 billion square feet of finished leather (FA0, 2011; Mwinyihija, 2011). While some manufacturers have adopted eco-friendly production methods, most tanneries still practice the...
Working conditions in the international garment industry have long been a concern and a process to assess and certify fair trade practices was developed as a means by which to improve those conditions. Standards for fair trade apparel include safe working conditions, fair wages, compliance with laws, and reduced environmental...
A study was initiated in 1961 to characterize seral plant
communities in a part of the Cedar Creek drainage in the Tillamook
Burn. Stratification of vegetation into ecological units was a necessary
first step in conifer-animal damage studies supported by the
Oregon State Game Commission.
Reconnaissance information was recorded in...
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 purpose of this study was to develop a slow fashion design model using the house of quality model (HOQ) to provide designers an opportunity to improve the overall sustainability of an apparel product. Slow fashion is based on the slow food movement that supports the consumption of food that...
The 3-cyclohexenyl carbinyl carbene species was formed by the
thermal decomposition of the p-toluenesulfonylhydrazone sodium
salt and by oxidation of the hydrazone. Several oxidizing agents
were studied. The products were investigated under aprotic and
protic conditions and at various temperatures. The diazocompound
was formed as an intermediate and found to...
This study includes an analytical solution to the wave-current
barrier interaction problem and large scale experiments to validate the
theory.
The boundary value problem is solved mathematically by characterizing
the flow field and barrier motion separately, then coupling
the relationships with the appropriate kinematic and dynamic boundary
conditions.
The flow...
Field studies were conducted in 1975 and 1976 to evaluate
sequential sampling plans for the redbacked cutworm, Euxoa
ochrogaster (Guenee), in Oregon peppermint. Sequential sampling
resulted in reliable decisions concerning whether or not cutworm
densities were high enough to justify treatment with insecticides.
The use of sequential sampling reduced the...
BCNU caused severe cholestasis in rats after a single intraperitoneal injection. The cholestasis was characterized by a selective reduction of the bile salt independent bile flow to 11% of control. Decreased food or water consumption by the treated rats apparently did not contribute to cholestasis. Measurements of plasma Na⁺ and...
A laboratory investigation was undertaken to evaluate the effect
of lateral spacing and lateral diameter on the flow characteristics of
a three dimensional blowing manifold.
The model used in the experimental work was constructed of
clear cast acrylic pipe, five inches in diameter. Laterals of two and
four inch diameter,...
Sorting is one of the more computationally intensive tasks a computer performs. One of the most effective ways to speed up the task of sorting is by using parallel algorithms. When implementing a parallel algorithm, the designer has to make several decisions. Among the decisions are the algorithm and the...
This thesis presents a table of dependent, mixed variables
and attributes double sampling plans, where the standard deviation
of the quality characteristic is assumed to be known, and the acceptance
number is zero for the attributes portion of the plans.
The table gives sampling plans for ten ranges of lot...
Cartographic generalization results In locational Inaccuracies of the
generalized feature. The cartographer expresses the amount of generalization
and the locational inaccuracy of the feature through map design and choice of
map scale. This information is often lost when the map is digitized. In the environment
of geographic Information systems, the...
Escherichia coli K12, UC41 (an auxotroph) and UC175 (a wild type)
were used to determine possible relationships between binding, uptake,
and respiration and minimum growth temperature.
Both E. coli strains had a minimum growth temperature of 8.0 C in
glucose minimal medium when cells were previously grown at 15 C....
The purpose of this study was to examine the total direct costs of occupational injuries as they relate to workers compensation allocations within a self-insured firm.
Through the use of a model, this study provides financial impact information for safety professionals by defining the total direct costs of occupational injuries....
Adaptive immune capabilities of the Urochordate S. montereyensis
were studied. Animals repeatedly injected with bacteria were bled and
the following properties were measured in vitro: agglutinin, bactericidin,
bacteria-cell association. Both Gram (+) and Gram (-) bacteria
were isolated from the gut of S. montereyensis and used as antigens at
10⁸...
Basalts of both Eocene and Miocene age from several groups
along the Oregon and Washington coasts have been analyzed for some
major, minor, and trace elements using instrumental neutron activation analysis (INAA). The rare earth element (REE) patterns observed
in these samples are used for comparisons within the groups studied...
Plumage development and growth were studied in young whooping
cranes (Grus americana) from hatching until 450 days of age. The
downy stage of the young cranes lasted about six weeks; the development
of the juvenal plumage took until 100 days of age, and the molt
to the adult or all...
The silicate phases of 11 pallasites were analyzed instrumentally
to determine the concentrations of some major, minor, and
trace elements. The silicate phases were found to contain about
98% olivine with 1 to 2% accessory minerals such as lawrencite,
schreibersite, troilite, chromite, and farringtonite present. The
trace element concentrations, except...
