Oregon's twenty-two smaller port districts have the means to
undertake a variety of community development goals. The activities of
these public bodies extend beyond facilitating maritime commerce and
harbor improvement. A primary responsibility, exemplified by a brief
look at the evolution and contemporary authority of ports in Oregon, is
to...
The life history of the Obscure Root Weevil, Sciopithes obscurus (Horn), on Rhododendron was studied at four sites in the Willamette Valley. This research was conducted in an effort to provide information necessary to develop adequate methods to control this Curculionid pest on Rhododendron in the Willamette Valley. Five larval...
Model testing has proven to be an effective tool in the study of
soil-structure systems. While primarily used in research work, this
method of evaluation is also applicable to the solution of many types
of complex design problems. Because of its workability and relatively
simple characteristics, sand is the most...
This research explores and aligns a postmodern method in line with a theoretical lens of "strategic political queer/feminism" to understand the construction and positioning of the issue/ problem of same-sex marriage. The method takes shape through a theoretical framework that leads to a political maneuver opening access to the rights...
This history concerns the scientific contributions of Charles
Babbage (1791-1871) to mathematics, to the invention of calculating
machines, and machine tools, to the development of scientific ideas
through a wide variety of scientific investigations and his involvement
in several different scientific reforms. Babbage considered himself
a philosopher in the broadest...
Uninhabited aerial vehicles, also called UAVs are currently controller by a combination of a human pilot at a remote location, and autopilot systems similar to those found on commercial aircraft. As UAVs transition from remote piloting to fully autonomous operation, control laws must be developed for the tasks to be...
The Washington State Department of Transportation (WSDOT) is the largest developer of wetlands land in the state of Washington. Consequently, they are also the largest wetland mitigation developer in the state. Through various federal legislation, state and county environmental policies, and legal court decisions, all negatively impacted wetlands must be...
Human settlement patterns are the ways in which people locate themselves over the terrain in their area of occupation. Settlement pattern prediction attempts to define and understand the factors in culture, technology, and environment that shape the spatial distribution of habitation sites for a given group of people. A systematic...
Combinations of cohesive and cohesionless soils are often encountered
when evaluating the engineering properties of soils. The
stress-volume characteristics of the mixed soil are found to vary according
to the proportion of each component. If the cohesive soil
composes more than a certain fraction of the material, the magnitude
of...
Moisture damage has long been recognized as one of the most
critical factors influencing the performance of asphalt concrete (AC)
pavements. This moistureinduced damage occurs from either the
physical separation of the asphalt film from the aggregate or the
softening of the asphalt binder within the AC mixture in the...
Native bees are critically important organisms that support biodiversity and crop production via their pollination services. Wildfires in temperate conifer forests can increase bee abundance and flowering plant density due to increased light exposure, but little information is available regarding how wildfire severity influences provisioning to bee offspring, which is...
The area devoted to pear production in the United States (U.S.) is declining due to lack of precocity and high
cost of production. The U.S. pear industry currently lacks "modern" orchard systems characterized by compact
trees that produce early, high yields of large, high quality fruit. Tall, shaded canopies are...
As a preliminary step toward the establishment of a
70 mm. aerial photo timber inventory system capable of
generating accurate stand tables, stock tables, and gross
volume estimates, this project focuses on the development
of a system which (1) eliminates the need to measure tree
height on the photos through...
An attempt to determine the relationship between the computer,
the computer program exchange organization and today's practicing
civil engineer has just been completed. A questionnaire was used to
obtain information and opinions from 850 selected practicing civil
engineers. Based on those questionnaires reaching their addresses,
a return rate of 81.7...
Recent demographic studies have revealed a greater diversity in settlement patterns among Mexican immigrant families resulting in rapidly climbing populations of immigrants in new areas of the country, particularly in rural areas, while growth in established destinations has slowed. Host communities play an important role in families' acculturation processes and...
The purpose of this research project was to gain a deeper understanding of the
lived experience of faculty of color. More specifically, this project explores how
diversity-related workload expectations impact faculty of color who work in
predominantly white community colleges. Known by various descriptors, the term
used in this research...
Highway construction projects require temporary changes in roadway characteristics, such as the number of operational lanes, lane path, lane width, shoulder width, and posted speed limit. These modifications which are often temporary in nature have the potential to impact driving performance. Many research efforts have focused on developing standards to...
Wheeled mobility devices (WhMD) pose unique safety risks to users while riding public transportation. Unsecured or improperly secured WhMDs create safety concerns for other transit riders and operators. Tests using accelerometers and visual observations were conducted to understand how WhMD orientation and securement in articulated buses, streetcars, and light rail...
Crash rates are said to be nearly three times higher on curved sections than those on straight sections of rural roadways. As a result, advisory curve/speed signs are standard practice to mitigate these risks on sharp horizontal curves. The industry standard for determining appropriate and uniform speeds for such signs...
Asynthesis & Act is a significant intervention into the discourse of the sublime. Through a deep investigation of the critical metaphysics of Immanuel Kant, the first chapter of this thesis puts forth the claim that the sublime is a radical experience that occasions a possibility for the individual to commit...
The success of civil engineering construction in cold regions often depends on the
assessment of the potential for frost heave. Over the past two decades two models have
been presented to the engineering community to identify the frost heave potential,
namely: (1) the segregation potential (SP), and (2) the discrete...
This study investigated a solution technique to shorten the calculation
time required for determining power losses of the different
resonant modes of oscillation in the Fabry-Perot optical cavity.
The first comprehensive analytic study of the Fabry-Perot
optical resonator was made by A. G. Fox and Tingye Li of Bell
Laboratories....
Low temperature cracking is attributed to tensile stresses induced in an
asphalt concrete pavement that develop when the pavement is subjected to a cold
temperature. Cracking results in poor ride quality and a reduction in service life of
the pavement. Low temperature cracking has been predicted by regression
equations, mechanistic...
I introduce a compositional approach to application software development. In this approach, an extended entity-relationship diagram (EERD), which represents the component types and the relationship types within an application domain, is used as a template of executable programs in that application domain. As we use structural active objects as the...
Operating speed is one of the best performance measures that can tell transportation agencies how well or how poorly the transportation system is functioning. Fluctuating operating speeds often mean there is a design flaw or something about the physical road design that violates drivers' expectations. A primary example of this...
This thesis evaluates pre-construction auditing procedures used in the United Kingdom, Australia, and New Zealand in order to help create post-construction auditing procedures for the state of Oregon. It was funded as part of the development of the Oregon Department of Transportation (ODOT) Safety Investigation Manual, and also evaluates content...
Past research on Head Start has focused on child outcomes, yet Head Start services also target the behaviors of parents. Using data from the Fragile Families and Child Well-being Study (FFCW), the current study examined the effect of Head Start on mother (n = 3,575) and father (n = 1,812)...
This dissertation provides a comparison of statistical and econometric frameworks, using a previously unused freight data source, to study crash frequency by crash type and heavy-vehicle hard braking in Oregon. Hard braking can serve as a proxy for several factors, one of which is safety. Therefore, with the hard braking...
The increased US domestic production of surimi from the US Pacific Coast after 1977 is a major consequence of the US's extended fisheries jurisdiction to 200 nautical miles. It is only one consequence, however, whose nature can best be understood by examining the surimi market in the context of what...
During the summer of 1981, Oregon State University archaeologically tested three prehistoric sites on the William L. Finley National Wildlife Refuge. Among the sites tested were typical Willamette Valley floodplain and adjacent upland sites. Most settlement-subsistence pattern models proposed for the Willamette Valley have been generated with data from the...
Increasing numbers of individuals aspire to, seek out, and need a college degree in order to be competitive in the job market (Goyette, 2008; U.S. Department of Education, 2013). College degrees provide access to economic, social, and health benefits (Abel & Deitz, 2014; Autor, 2014). The United States also needs...
Washed cells of Vibrio marinus MP-1 grown at 15 C (organism's
optimum growth temperature) were employed in this study. These
cells were exposed to heat at and above their maximal growth temperature
(20 C) for one hour and tested manometrically at 15 C for their
ability to take up oxygen....
Two types of exogenous mortality factors, density-independent and density-dependent, were identified for the black vine weevil, Otiorhynchus sulcatus Fab., developing on container grown rhododendrons. The addition of the insecticide acephate, (O.S.- Dimethyl acetylphosphoramidothioate, Orthene®)75S) to the rhizosphere of rhododendrons in which larval O. sulcatus develop was categorized as a density-independent...
The ex-vessel coho salmon market has been paid scant attention
in the study of the salmon resources. This study is an attempt to
advance an understanding of the variations of ex-vessel prices and
landings during the coho season as well as between the various coastal
ports where the fish is...
School interventions have typically focused on academic and psychological outcomes for children, but can children carry positive effects home from school to influence their parents and home environments? Developmental research typically focuses on how parents influence development in their children, but this study flips this lens to ask whether children...
The fundamental objective of this analysis was to isolate and
identify the factors governing the demand for domestically produced
rainbow trout in a representative west coast market, and assess the
impact on that demand, if any, of the introduction of pansize salmon.
The approach taken in this market demand study...
New types of exchange arrangements are becoming
increasingly popular for a wide range of goods traded
internationally. Several types of countertrade
arrangements have been identified, ranging from pure
barter to more elaborate schemes where only a portion of
the trade is "paid for" in goods, including bilateral
trading agreements with...
There is considerable evidence to support the
hypothesis that seafood, poultry and meat are close
substitutes in consumer demand. Thus the relationships
among prices are important in determining consumption
patterns among these protein sources. In addition, there
are at least two kinds of outlets in which seafood, poultry
and meat...
How can healthcare providers, particularly pharmacists, help palliative care patients cope with the inevitability of death? This thesis reviewed how spirituality and religious beliefs can be utilized as key coping strategies for many patients and their loved ones regarding various stressors associated with facing mortality in palliative care. In the...
Increasing costs for wastewater treatment provide incentives to
evaluate system alternatives, especially among small communities with limited
financial resources. Land treatment systems with hybrid poplar tree
plantations are becoming increasingly popular as one such alternative in the
Pacific Northwest.
Land treatment systems are made up of a complex dual system:...
The relationship of temperature and salinity to protein synthesis
was determined for cells of Vibrio marinus, MP-1. Protein synthesis
was measured by the incorporation of radioactive proline into
hot trichloroacetic acid precipitable material. At all salinities protein
synthesis occurred at 15°C and 20°C but not at 25°C. The critical
temperature...
Throughout Europe, Northern Africa, and the Near East, hundreds of Roman ruins lie scattered about. Many Roman aqueducts, bridges, roads, and even buildings remain standing over two thousand years after their construction, as functional as the day they were built. In the modern United States, however, many public works projects...
The Pacific salmon market may often be characterized by
disequilibrium conditions and less than perfect information. Thus the
study of the decision-making behavior, especially short-run pricing,
of wholesale market participants in this industry requires the use of
alternative models to the conventional, price-taking, perfect
competition model of the firm.
This...
Finite, uncertain, and increasingly expensive
energy resources require a better understanding of energy
utilization in all sectors of the national economy including agriculture. A significant portion of energy used
in agriculture is required for the manufacturing, installation, transporting, and operation of irrigation systems.
Quantification of the amounts of energy used...
The primary purpose of the study was to identify the demand
for processed salmon from the West Coast. The basic approach in
the demand analysis was to identify those variables that determine
the supply and demand for processed salmon. An econometric model
was established containing the supply and demand equations...
When trace quantities of an alkali element are added to a flame,
its optical and electrical properties change significantly. Addition of
alkali seed to both premixed and diffusion flames has been used in the
development of two new techniques, one for flame temperature measurement
and the other for enhanced mixing....
The reactions between sodium nitrite and the polyamines
spermidine and spermine were investigated. When reacted at 80°C
for 1 hr at pH 3.5 with a 1:3 molar ratio of amine groups to sodium
nitrite, five volatile nitrosamines were identified as products in the
nitrosation of spermidine. 3HC1, and two volatile...
Purpose of the Study
Redacted for Privacy
J. Richard Connelly
This study was to look at: (1) the orientation subjects' had
toward the resolution of conflict situations, and (2) associations between
personality traits, selected demographic characteristics and
subjects' orientation to conflict resolution.
Procedures
Eighty-seven subjects, 23 male and 64 female...
Shear wave attenuation measurements were made
using ceramic bimorph transducers to excite transverse
vibrations in a cylindrical column of unconsolidated
sediment. Three different water-saturated
sediments were used in an attempt to determine the
effects of grain shape and sorting on the frequency
dependence of attenuation. The mean grain size of...
Increasing regulation and costs of soil fumigation to manage diseases such as
Verticillium wilt caused by soil-borne pathogens have prompted a search for
management alternatives. Single-year microplot experiments were conducted in 2002
and 2003 in central Oregon to evaluate the effects of Austrian winter pea, broccoli,
and Sudan grass green...
The effects of exposure to suspended silt, kaolin and fuller's
earth on growth and condition of Pacific oysters, 16 months of age,
were studied. The exposure apparatus maintained a continuous flow
of turbid water through chambers containing test oysters. Additional
studies measured the filtration rates of oysters exposed to suspended...
Some enzymes of the citric acid cycle and glycolytic pathway
in cell-free extracts of Vibrio marinus MP-1 were compared for
thermal lability. After one hour of moderate temperature exposure,
enzymes of both pathways rapidly lost catalytic activity. For all
but one enzyme, 50 percent remaining activity occurred near an
averaged...
This paper describes the synthesis of t-butyl bicyclo[7.1.0]
decane-2-percarboxylate and its photolytic decomposition. The title
compound was found to undergo simple homolytic cleavage when exposed
to light of 2537 A; producing the cyclodecyl radical, carbon dioxide,
and t-butoxy radical. The largest percentage of products arose from
an intimate radical pair...
A number of Antarctic marine psychrophilic bacteria were
isolated having the ability to grow and accumulate ¹⁴ C-TMG only at
temperatures below 20 C. It was shown that galactose rather than
lactose was the primary inducer and utilizable substrate for the
permease system. Further studies with a Vibrio species (Ant-12),...
A recent development in drift-control for agricultural ground sprayers is the
installation of a hood (or shroud) over the boom. Hoods are designed to provide
a protected zone in which droplets can be sprayed and deposited on the target with
limited interference from the wind.
This study compared chemical drift...
Biological, serological, and molecular characteristics
of the P4 pathotype of pea seedborne mosaic potyvirus
(PSbMV) were investigated. The characterization allowed P4
to be differentiated from other pathotypes of the same
virus.
P4 was distinguished from P1 on the basis of host
symptomatology. It induced varied, but often distinctive
symptoms in...
Beer, nonfat dry milk, fried bacon and microwave baked fish were
treated under simulated gastric and extreme nitrosation conditions to
estimate their capacity for generation of endogenously formed
N-nitrosamines. The level of nitrosamines in beer increased from 0.1
ppb N-nitrosodimethylamine to 0.4 ppb N-nitrosodimethylamine (p < 0.05) under simulated gastric...
The organic Rankine cycle (ORC) is a versatile approach in the utilization of waste heat in the production of electricity, clean drinking water, and cooling. The efficiency of these cycles must be maximized to make them economical. Parameters for the optimization of ORCs such as evaporator and condenser temperature have...
Daily evaporative flux and meteorological data from three sites were
collected and analyzed. Analysis included evaluation of several
reference evapotranspiration estimating methods which were theoretically
based on distinct physical laws. The estimating methods included pan
evaporation, energy-based Priestly-Taylor, and combination methods with
and without biological adjustments. The data set represented...
In April of 1974, Oregon State University conducted a geophysical
survey of the Orozco fracture zone, a Left-lateral transform fault
which offsets the East Pacific Rise off the coast of Mexico near
15°N, 105°W. Magnetic, gravity, bathymetric, and seismic reflection
data were collected during a four day period. This survey...
During the summer and fall of 1982, personnel from the Geophysics
Group in the School of Oceanography at Oregon State University conducted
an aeromagnetic survey in the northern Oregon Cascades to
assess geothermal potential and study the thermal evolution of the
Cascade volcanic arc.
Total field and low-pass filtered magnetic...
In order to quantitatively examine the crustal structure of the
Panama Basin without the benefit of local seismic refraction data, the
following assumptions were made: (1) No significant lateral changes
in density take place below a depth of 50 km. (2) The densities of the
crustal layers are those of...
Ant-300, a psychrophilic marine vibrio, was starved for periods in excess of one year. Cells starved at a high initial cell density increased in numbers from 100 to 800% of the initial number of cells during the first week. Fifty percent of the population remained viable for six weeks while...
The (±) 8,9:13,14-diseco-norestradiol, a large ring hormone
analog, and its related derivatives, were prepared by a ring expansion
approach. The key step of this approach is the establishment of the
benzocyclododecenone system via the Caubere reaction. This step
not only provides a favorable ring size, it also sets the necessary...
Benthic samples were collected during the summer, winter and
spring seasons from upper Yaquina Estuary, a region used by Georgia-
Pacific Corporation for log dumping and storage. Samples came from
an active log dump and storage areas as well as areas not associated
with log handling activity. The samples were...
Gravity measurements made during 1979 and 1980, combined with
existing gravity measurements, provide data for the interpretation
of upper crustal structures relevant to the assessment of the geothermal
potential of south-central Oregon.
West of Upper Klamath Lake, free-air gravity anomalies trend
north-south and average near 35 mgals. East of Upper...
This research focused on the experiences of 15 low income Mexican women immigrants participating in MAS and Superando, two family literacy programs at the center of these women's sociocultural change. This research sought to understand the extent to which participation in these two programs empowers women to create change in...
The Columbia River Channel Improvement Project (CRCIP) was constructed along 166.6 km (103.5 miles) of Columbia River (from River Mile 3 to 106.5), which was from Interstate 5 Bridge (between Portland and Vancouver) to the river mouth, before emptying into the Pacific Ocean. It deepened the river by 0.9 m...
:
________________________________________________________________________________
Richard H. Cuenca
The Columbia River Channel Improvement Project (CRCIP) was constructed
Geophysical surveys in the Gulf of California provided
the data to construct contour maps of bathymetry, free-air
anomalies and total field magnetic anomalies for the area
north of 27° N. Major faults such as the Ballenas-
Salsipuedes, Tiburón, Guaymas, and the South Cerro Prieto
are clearly observable on these maps....
The various elements of physical geography are commonly
entertained as factors retarding the mineral industries of Alaska. It
has been shown by numerous writers that the mineral industries of
Alaska are, indeed, in a difficult situation. Only the petroleum industry
and sand and gravel for construction are of much significance...
The principal objective of the study was first to
present a historical discussion of foreign and domestic
trade in canned salmon in the United States and Canada, and
secondly, to estimate the ex-vessel derived demand characteristics
for red and pink salmon facing the fishermen in both
countries. Secondary sources were...
A survey of major bean (Phaseolus vulgaris) breeding programs and
seed producing areas in Idaho, Washington, and Oregon was conducted to
determine the occurrence of cucumber mosaic virus (CMV), recently reported
to be seedborne in beans. Some 259 plants, sampled from breeding
lines of diverse germplasm, were found by enzyme-linked...
The purpose of this study was to explore the relationship between frequent childhood mobility and perceived social support, education level, and economic well-being in a sample of former Even Start parents. Theoretically the mechanisms for the disruption of frequent mobility are studied through both social capital theory and an ecological...
Three related topics have been explored in this thesis. Those three topics deal
with the pricing problems both in the market for access rights to fish and in the market
for seafood. The purpose of this study is to contribute some insights into the global
picture of fishery management and...
Recent developments in Distributed Temperature Sensing (DTS) have allowed new insight into the surface-to-ground water interaction. The continuous temperature measurement by the DTS allows for cool water inflows to be located during warm summer months. These cool water inflows can then be differentiated between ground water and hyporheic exchange. The...
In 1982 a protohistoric archaeological site along the Applegate River in southwest Oregon was excavated by Oregon State University Department of Anthropology. Three housepits and a possible menstrual but were uncovered with lithic, faunal, and archaeobotanical elements recovered from house floors and hearths. Seven botanical taxa were represented by carbonized...
Popular botanical dietary supplements marketed for management of menopausal symptoms, including hops (Humulus lupulus L.), red clover (Trifolium pratense) and licorice (Glycyrrhiza uralensis), were evaluated for their potential to alter CYP-mediated drug metabolism clinically and pre-clinically. Both hops and red clover had been reported to inhibit certain cytochrome P450 (CYP)...
The potassium salts of a series of 1-vinylcycloalk-3-en-l-ols were found to undergo ring expanding [1, 3]-sigmatropic shifts at 25° when dissolved in hexamethylphosphoramide (HMPA) or 1, 2-dimethoxyethane (DME) with 18-crown-6. The yields and reaction rates were compared with those of the corresponding Siloxy-Cope ring expansions. These anionic cases showed about...
The HAPEX-MOBILHY regional experiment provided an significant opportunity to analyze
the partition of energy and distribution of water over land surfaces. The combination of
remotely sensed data and ground instrument networks over the large-scale in situ experiment
allowed investigation of spatial and temporal variation of such hydrologic parameters as the...
This thesis documents a period of ecological and cultural change on a Willamette Valley, Oregon landscape. In particular, this study examines the Peavy Arboretum area and the cultural changes that accompanied the transformation of the landscape from an oak savannah in the mid-nineteenth century to a dense Douglas-fir forest in...
The Northern California Current (NCC) ecosystem exhibits extreme seasonal, interannual and interdecadal shifts in the abiotic environment and shifts in primary and higher production. This variability is also apparent in the spatial structure of the ecosystem with nearshore-shelf waters (<150 m isobath) being highly productive and having a different community...