Several environmental and cultural factors were studied to
explain the distribution of western juniper (Juniperus occidentalis Hook.)
in an area one mile northwest of Millican, Oregon. In the study area juniper
grows densely on upper south slopes and only sparsely occurs on upper
north slopes. Juniper moisture stress was found...
This report includes information concerning experimental use of unregistered pesticides or unregistered uses of pesticides. Experimental results should not be interpreted as recommendations for use. Use of unregistered materials or use of any registered pesticides inconsistent with its label is against both Federal Law and State Law.
This report includes information concerning experimental use of unregistered pesticides or unregistered uses of pesticides. Experimental results should not be interpreted as recommendations for use. Use of unregistered materials or use of any registered pesticides inconsistent with its label is against both Federal Law and State Law.
This report includes information concerning experimental use of unregistered pesticides or unregistered uses of pesticides. Experimental results should not be interpreted as recommendations for use. Use of unregistered materials or use of any registered pesticides inconsistent with its label is against both Federal Law and State Law.
This report includes information concerning experimental use of unregistered pesticides or unregistered uses of pesticides. Experimental results should not be interpreted as recommendations for use. Use of unregistered materials or use of any registered pesticides inconsistent with its label is against both Federal Law and State Law.
This report includes information concerning experimental use of unregistered pesticides or unregistered uses of pesticides. Experimental results should not be interpreted as recommendations for use. Use of unregistered materials or use of any registered pesticides inconsistent with its label is against both Federal Law and State Law.
Results of 1977 and 1978 field trials of weed control research in horticultural crops are given in this report. These studies were conducted by the research staff at Corvallis.
Funds and supplies from the various companies of the agricultural chemical industry with products included in this report are gratefully acknowledged,
The role of weather in influencing tourist-recreation visitation
to the Oregon coast during the six-month summer season of May
through October has been investigated by this research. In addition,
the normal day-to-day fluctuations in coastal visitation has been
determined.
Based upon the normal visitation, the tourist-recreation season
on Oregon's coast...
The Johnson Creek Basin, Oregon
is an example of the physical and jurisdictional
problems often associated with watershed
urbanization. Implementation of solutions
to problems of water quality and
quantity in the basin have been hindered
by political and social constraints. Reasons
for the failure of previous management proposals
are analyzed...
Problem areas identified are: The needs a) to develop curve
fitting procedures to estimate flood flow distributions; b) to
incorporate precipitation data into frequency analysis procedures;
and c) to better define flood potentials for ungauged streams.
Closely related to the above, it is noted that variables commonly
used to estimate...
In attempting to provide modern water and
sewerage services to the non-indigenous inhabitants of
Canadian Arctic communities, engineering modifications are
necessary owing to the presence of a continuous permafrost
zone and a severe climate. Modifications are constraints
on communities in that the costs of providing water and
sewerage services are...
Tree diameter, understory plant cover, seedling density, elevation, aspect, and slope steepness are recorded for 51 forest stands dominated by Tsuga mertensiana (Bong.) Carr. along the eastern portion of the central Oregon Cascades. Species dominance based on prominence values for
trees and percent cover for shrubs and herbs are correlated...
The properties of evaporated aluminum-oxide films were investigated. The characteristics of MOS devices
made with single-layer aluminum-oxide films and double-layer
films which were made by evaporating aluminum oxide
over thermally-grown silicon dioxide as gate insulation
have been investigated. Vacuum-evaporated aluminum oxide
has features which are suitable for fabricating MOS devices....
Vacuum ultraviolet absorption spectra of 13 model sugar compounds
were measured in the energy range of 50 to 80 kK. The model
sugars included three simple alcohols, four simple ethers, four cyclic
alcohol-ether compounds, and two dioxanes. All spectra show
transition bands in the energy region 50 to 65 kK....
This report presents the findings of a sediment analysis
program formulated to determine the flushing potential
of various shaped small boat marina basins. Chemical tests
regarding volatile solids, Kjeldahl nitrogen, grease and
oil, and sulfides were performed with the results compared
to established sediment quality criteria. These results
were used...
The annual growth rate for the Corvallis-Benton County
area has traditionally been higher than the growth rate for the
State of Oregon. Corvallis is considered to be one of the most
densely settled communities in the state. Since 1972, Corvallis
has experienced a drastic decline in the number of housing...
Increasing wilderness use, and the uneven distribution
of use within wilderness areas, have contributed to management
problems. Problems associated with some heavily visited areas are
in conflict with the intent of the Wilderness Act of 1964. One of
the constraints hindering optimal management has been the decentralized
nature of the...
Local stability seems to imply global stability for population models. To investigate this claim, we formally define a population model. This definition seems to include the one-dimensional discrete models now in use. We derive a necessary and sufficient condition for the global stability of our defined class of models. We...
The objective of this study is to
answer four questions concerning the transportation
network on the Willamette National Forest. These
questions are 1) how many and what kind of roads
exist on the forest, 2) how much annual traffic
can these existing roads handle, 3) can the
existing system handle...
The preservation of land, such as wetlands and agricultural
lands, is often pursued through traditional methods such as zoning or
eminent domain. Transferable Development Rights provides a different
approach to the preservation of land by allowing the sale and transfer
of development rights from land to be protected to land...
Barth's theory of transactional analysis is applied to the
community of Tiller, Oregon and its reaction to a development proposal.
Community behavior patterns vis-a-vis the development proposal are
examined from a processual point of view to determine how these
patterns are generated.
The community's history and contemporary situation are described....
The primary problem of this study was to investigate the effectiveness of trained peer counselors on the personal growth of freshman students at a small liberal arts college. An effort was also made to determine if training residence hall student assistants in counseling skills affected freshman perceptions of those assistants.A...
The paper describes research on the representation of knowledge. The goal is to develop a formalism which can be used for the testing of hypotheses on the nature of human understanding and as a foundation or artificial intelligence programs. The ideas expressed herein are implemented in a program which converses...
A tour of a graph (digraph, or sequential machine) is a sequence of nodes from the graph such that each node appears at least once and two nodes are adjacent in the sequence only if they are adjacent in the graph. Finding the shortest tour. of a graph is known...
Cascade Locks, Oregon, has chosen tourism as a means of
revitalizing its economy with its 1) accessibility to Interstate
80N, 2) attractive location in the Columbia River Gorge, and 3) availability
as a source of needed services (food and fuel). The Port
of Cascade Locks has financed the Marine Park,...
An investigation of the 28-year climatic record of the Pacific Northwest in Oregon and Washington reveals the natural seasons, subseasons, and singularities evident in
the record. So much emphasis is placed on the topography and temperature of each station site that the term topothermal is introduced and defended. Statistical analyses...
The extent of the competitive effect of wild oats on winter wheat
yield was estimated in field studies on three commercial wheat farms in
the Willamette Valley. The morphological development of the wild oat
plants was also documented.
Wild oats were removed from stands of wheat in six different treatments;...
The nonexponential phosphorescence decay of a highly folded form of poly-riboadenylic acid (poly rA) with noncovalently bound dye is explained by a novel application of a well-known theory of electronic excitation transfer based on the Förster mechanism. This theory, originally used to describe singlet-singlet energy transfer from donor molecules to...
This thesis is an ethnohistoric study of the water rights of the Yakima Confederated Tribes. The study considers the water rights issues of the Yakimas from the cultural viewpoint at the time of European contact to the present legal and political situation. It traces the many obstacles the Yakimas have...
The Willamette River Basin, Oregon, viewed in terms of a cultural-ecological system, has been subject to three phases of cultural development: hunting and gathering, agrarian, and industrial-urban. Each population base has employed a technology to exploit the environment to the extent that its patterns of culture would allow. This technology...
The Willamette Valley in Oregon produces over
90% of the Highland bentgrass seed produced in the United
States. Approximately two-thirds of this production comes
from a well-defined area on the eastern edge of the Waldo
Hills, east of Salem. This concentration seems to be
related to a set of physical...
The purpose of the study was to prepare and statistically
evaluate a series of 11 history of science case studies designed to
teach the following abilities involved in scientific thinking:
1. Recognizing problems, hypotheses, experimental conditions,
and conclusions.
2. Understanding the relationship of evidence to hypotheses.
3. Understanding experimental conditions...
This dissertation is concerned with the diminution of Oregon's Umatilla Indian Reservation over a 120 year period (1855-1975). Its objective is to show that the transfer of land from Indian to non-Indian ownership was most attributable to four casual factors:
(1) historical happenstance, including the passage of the Oregon Trail...
This study examines the spatial characteristics
of the seafood processing industry on the Oregon Coast.
Three study areas are discussed: the Astoria area, the Newport
area, and the Coos Bay area. The industry is categorized
by four types of seafood processors. Types and
uses of processing and nonprocessing space are...
The study of the interactions between man and his environment is the eminent domain of the geographer. An excellent example of this kind of study is the urbanization of a formerly rural town on the urban-rural fringe. The area in this instance is Tualatin, Oregon, with the focus on the...
The developmental patterns of five fuel resources located within
the state of Wyoming are examined through time and in relation to
several factors external to the location of the fuels. An historic
description and inventory of the five fuels: petroleum; natural gas;
oil shale; coal; uranium are presented. External factors...
The utilization of pre-existing military
structures and facilities to serve as a resource base for
an incorporated city is a unique situation posing several
problems for the new city of Adair Village. The resultant
land uses from the disposal of Adair AFS provide little
economic opportunities so the residents are...
Predicted sea tide data for Astoria, Oregon
are submitted to a formula which when graphed display the
day-to-day intensity of change in sea tides. Also predicted
sea tide data for Humboldt Bay are submitted to a formula
and graphed, which illustrates the variation in length of the
tidal day. Astronomical...
Cell division in a heat synchronized Tetrahymena pyriformis
(GL-I) cell can be delayed if the cell is exposed to X-irradiation (300
kVp, 20 mA, HVL = 0. 9 mm Cu, 25 R/ sec) prior to a critical time
after the end of the synchronizing treatment (EST). At the critical
time,...
When considering acreage and the number of cadasters
certain land use functions in the Merlin Irrigation District dominate.
The majority of the cadasters in the district are ten acres or less.
Approximately twice an many land owners in the district were willing
to purchase water than those who were not....
Kelso's theory of Biocultural Evolution states that as culture evolves, the variation between groups diminishes while the variation within groups increases. The theory is tested with stature, cephalic index and nasal index. Means and standard deviations for these traits are examined for 237 ethnic groups. The groups are organized according...
Rivers are becoming increasingly popular recreation
resources as land and water use competition intensifies. The
first river basin board in Nova Scotia was formed to manage
the Shubenacadie-Stewiake Rivers under multiple use objectives.
The board required an estimation of the recreation resources
of the Stewiake River and after a review...
The objective of this paper is to conduct a geographical inventory
of a sand and gravel site, Lower Kiger Island, so as to identify and
evaluate other potential land uses subsequent to the extraction of its aggregate
resources. This information is intended to aid citizens, land use
planners, and sand...
The objective of this paper is to evaluate the
current development of the Willamette River Park and.
Recreation System, and to investigate the opposition to
that development.
The first section deals with a history of the project.
The phases of development are explained in detail. The
second section is an...
Public Trust Doctrine. is a legal theory substantive enough for private citizens to utilize as a comprehensive legal approach to resource management problems. The doctrine is ultimately derived from the notion of governmental responsibility to hold lands in trust for beneficial use by the public.
The governmental title to lands...
Floods and ensuing damage have always been a problem for man.
Initial reaction to the frequent destruction was to avoid siting
permanent domiciles on flood-prone lands. As a result of increasing
population and pressure for development, flood control structures
were built. Instead of reducing flood losses, however, flood control
projects...
Oregon's minimum stream flow program
attempts to preserve adequate flows of water for
the instream needs of aquatic life and pollution
abatement. Conflicts with consumptive uses of
water have indicated that improvements are needed
in the program. The conflicts are explored and
specific improvements suggested.
Joseph Reddeford Walker conducted
a party of men across the Sierra Nevada to the
Pacific coast of California in 1833. Previous
interpretations of the portion of the route
from Humboldt Sink, Nevada, to the San Joaquin
River, California, are not satisfactory. A
body of descriptions of the terrain traversed
exists...
Aquaculture of oysters has never obtained the economic importance in Oregon as it has in other coastal states. There are at present seven commercial culturists in Oregon. The two oysters cultured are the Crassostrea gigas and the Ostrea lurida.
Since oysters do not naturally spawn in Oregon waters the spat,...
Sections of the landscape in north central Oregon are
dominated by numerous soil mounds surrounded by stone rings. Mounds
vary in size and shape depending on slope and mound density. Internal
soil mass is free of stones to the bedrock level and is covered
by successive layers of volcanic ash....
Despite the obvious importance of the Oregon big game resource
to Oregon citizens, economic data regarding the actual
magnitude of net and gross values have been lacking. Thus an
attempt has been made in this thesis to supply the missing information
by estimating the gross economic value and by formulating...
Methanolic extracts of the dormant Douglas-fir shoots (buds, leaves, and stems) were fractionated by solvent partitioning (sodium bicarbonate-diethyl ether). The acidic portion of the extract was subjected to column (Sephadex LH-2O, Silica Gel and Polyvinylpyrrolidone), preparative thick-layer and gas-liquid chromatography.
Fractions collected from chromatographic separations were collected and tested for...
Mankind is facing the spectre of a planet stripped of the resources necessary to sustain the human populations that currently exist-not to mention those unborn multitudes which seem certain to he added in the coming decades. Time is rapidly running out for scientists and engineers to find new resources to...
The Late Spring Secondary Precipitation Maximum in the
Interior Pacific Northwest results from a complex system of climatic
controls. The Secondary Maximum is most strongly developed over the
high plateau of Oregon immediately in the lee of the Cascade
Mountains. Local topographic
organization exerts strong control
over the magnitude and...
The antiquity of the Northwest Coast Indian pole is the subject
of a great deal of controversy. A few viewpoints referring to that
topic are given. The symbolic value of the Kwakiutl totem pole is
examined with respect to art, style and culture; more generally
"primitive" art is considered as...
Samarium-neodymium data for authigenic ferromanganese
sediments from the oceans indicate that the Atlantic, Pacific, and
Indian Oceans each have a distinct range in Nd isotopic composition,
all of which are far less than ¹⁴³Nd/¹⁴⁴Nd ratios of source rocks with
oceanic affinities. Direct measurements of the Nd isotopic composition
of seawater...
Kinetics of cell division in the intestinal epithelial proliferative cells (cell nests) of the rough-skinned newt, Taricha granulosa, were studied using tritiated thymidine autoradiography and the mitotic arresting properties of colcemid. Percent labeled mitoses (PLM) curves were drawn from the autoradiographic data from two separate experiments in which the newts...
Recent judicial decisions give the
treaty Indians in Oregon the right to fifty
percent of the fish destined to reach their
fishing areas. Oregon fish resource managers
are considering various regulation options designed
to assure the Indians their share.
Stricter ocean fishing regulations and more
sophisticated management techniques will have...
A taxonomic study of the genus Trichopezizella Raitviir is
presented. T. nidulus var. nidulus, T. horridula, T. barbata, and
T. relicina var. relicina are fully described and figured. Three
provisional combinations are made: T. nidulus var. hystriculus, T.
nidulus var. setigera, and T. relicina var. macrospora. T. onocleae
and T....
A gene-ecological transplant study was made on populations of
the Crepis nana and C. elegans complex from the Arctic and Alpine of
North America. Transplants were collected from the Brooks Range,
Eagle Summit, and Alaska Range in Alaska, the Rocky Mountains in
Alberta, the Olympic Mountains in Washington, the Wallowa...
The formation of capitalistic market-relations in the Third World
(known also as the underdeveloped world) has been an ongoing process for
hundreds of years. The degree of such capitalistic formation has been
mainly a function of the quantitative and qualitative nature of the
contact between the industrialized metropolitan centers (basically...
Forest technician education at the community college is
an important segment of the forestry profession (United States
Department of Health, Education, and Welfare, 1968).
Objective
The objective of this survey is to investigate the forest
technology curricula at Oregon's community colleges. The question
of what subjects should be incorporated into...
Straight, radial, erosional channels and fan-like deposits of tephra develop around steep-sided cones and composite volcanoes, but are not characteristic features of shield volcanoes. The channels and deposits normally are formed by explosive volcanic density currents which originate as nuées adrentes or base surges. The physical processes of explosive volcanic...
If wind power is to become a viable energy alternative, a rapid and reliable cost effective methodology must be established, whereby large areas can be surveyed for windy sites and those sites can be evaluated. Based primarily on locating wind deformed vegetation, this paper establishes the feasibility of using air...
During the Colonial Period, in Mexico there was no rational
forest development policy and, as a result, forest resources were
squandered and to a considerable extent destroyed. During the
Nineteenth Century, a rational forest policy began to be promoted, but
in the end, it was translated into a policy of...
Agriculture in the Willamette Valley, Oregon, has undergone continual change since the annual migrations of American pioneer farmers began to arrive in the early 1840's. The comparisons of data from each of the agricultural censuses of Oregon counties taken since 1850 confirms that change has been continual. The data revealed...
This study traces the evolution of federal legislation to control water pollution in the period between 1935 and 1965. In this legislative history, the function of interest groups, the actions of congressmen and congressional committees, and the role of the President and the Executive Branch are reviewed. The water pollution...
This research paper is an analysis of the electric energy industry
in Mexico since its inception in 1879. The research is based entirely
on library sources plus documents secured from the Federal Electricity
Commission of Mexico. Only minimal documentary evidence is
available in English, consequently the Oregon State University library...
Precocious male coho are of limited economic value and control of their numbers returning to the hatchery or the increased survival of full-sized adults would be beneficial. Factors influencing
early sexual maturation and attempts to suppress this maturation of males through the incorporation of a hormone in the diet, treatment...
The applicability of electromyographic biofeedback toward alleviating
test taking anxiety was examined along with the effects of
relaxation training on general anxiety, locus of control, test performance,
and muscle tension during a test. The Achievement Anxiety
Test (AAT) was administered to 271 freshman psychology students.
Students whose scores indicated high...
The original settlement of Santa Rosalia,
Baja California del Sur, Mexico, was due to the exploitation
of the copper resources in the Boleo copper
district of Mexico. Mineral resources have always
been significant in the economy of the town.
Development in Santa Rosalia has been limited by the
non-renewable aspects...
The Holdridge model of ecological classification is applied to the state of Oregon resulting in a life zone map. Vegetation maps are employed to evaluate the units defined by the model. The life zone map collates with vegetation maps and the patterns appear quite rational.
The navigability of the Columbia river permits Portland, located more than 100 miles inland from the Pacific Ocean, to function as the major port of the state of Oregon. It could be expected that the waterfront spanning the greatest share of the distance between Portland and the ocean should reflect...
This study traces the historical foundations of the concept of
constant ionic proportionality and the equation (Salinity [S%₀] = 1.805
Chlorinity [Cl%₀] + 0.030) which has been in general use in oceanography
since 1902 until 1969 and which is based upon this constancy,
The notion that the constituents present in...
Male dominance in conversation is encouraged by the adult
socialization pattern in which men routinely interrupt the conversation
of women and develop a topic out of turn.
The purpose of this study was to investigate verbal interruptive
behavior by utilizing an experimental approach focusing on children's
interruptions and teacher responses...
A study conducted along the Lincoln County, Oregon coast
delineated the exact location of 153 landslides. The landslides were
found through the interpretation of aerial photographs. Each landslide
was verified in the field and its class (ancient, historic, recent),
type (slump, debris slide or flow, planar slide), and status (stable,...
Recreational activity is growing faster than facilities can be built to keep up with demand. This is evident during periods of peak use such as the summer for water based activities and the winter for snow related pursuits. During these periods of intense use, many recreationalists cannot
find the facilities...
A million acre tract of land within the "Big Bend" of the
Columbia River in south-central Washington became the locale for an
important public area planning experiment and geotechnic enterprise
in the late 1930's and early 1940's. The Columbia Basin Project
(CBP) of the Bureau of Reclamation was conceived to...
Despite a relative decline in the size of Oregon's
sheep industry, the problem of sheep depredation remains
a serious economic and environmental dilemma in need of
objective examination and innovative solutions. An investigative
report on the problem as it occurs in Benton County
can contribute to the information required to...
The main concern of this paper is to study the changes
that have occurred in the structure of the agricultural land base during
the last twenty-two years. Deuel County, Nebraska, was chosen as
the problem area being representative of the national trends. It was
found that the main means of...
The Beat Generation was an American counter-culture movement in the 1950's. Comprised of nomadic writers, poets, actors, musicians, and artists, the Beat movement represented no systematic philosophy and its most distinguishing characteristic was its apolitical disengagement from society. The Beats offered no substantive alternatives to the existing social order, but...
This research was initiated to investigate the effects of various
parameters on the immune response of juvenile coho salmon to Aeromonas
salmonicida. The antibody response and development of protective
immunity in juvenile coho salmon were followed after a single
intraperitoneal injection of formalin killed A. salmonicida cells emulsified
in Freund's...
The Minerals Yearbook and the Census
of Minerals Industries' statistics lack detail,
completeness, and accuracy concerning stone and
sand and gravel in Oregon and are therefore
deficient in their utility. The lack of detail and
completeness causes extreme difficulty in comparing
varied field-checked statistics. The inaccuracy
of the data concerning...
Almond growth has recently been initiated in Mexico in the effort to realize commercial production. This research paper is an evaluation of the physical environment conditions which favor almond production and an attempt to apply them to Mexico. It is shown that areas in the Northwest and Central Plateau are...
Based on a pilot study completed near Heceta
Beach, Oregon, guidelines have been proposed for
the development of Oregon coastal sand areas.
The guidelines, in the form of performance standards
are designed with respect to the variability of
coastal sand areas. Landscape units and vegetation
associations were grouped to reflect...
The purposes of this study were to determine the effects of
temperature, nutrients, growth regulators, and culm detachment
during seed development on ryegrass seed dormancy and weight.
The effects of storage temperature on seed dormancy were also
studied.
Seed dormancy of annual (Lolium multiflorum Lam.) and
perennial (Lolium perenne L.)...
Temperature and water potential effects on the growth,
transpiration, total nonstructural carbohydrate (TNC) content, and
nutrient uptake of sudangrass (Sorghum vulgare var. piper) were
investigated in laboratory experiments. The effect of nitrogen supply
on the growth and nutrient uptake at constant soil water potential was
also investigated in this study....
Seven methods for delineating flood plains were evaluated. The
methods are classified : (1) Geomorphic Technique; (2) Soils Technique;
(3) Botanical Technique; (4) Hydrologic Technique; (5) Hydrologic-
Hydraulic Technique; (6) Historical Technique; and (7) "Combination
Method". All of the methods, except the Botanical Technique
and the Hydrologic-Hydraulic Technique, were compared...
Estuaries, an important part of the continental shelf, have been
important centers for the economic development of man. They serve
as an interface between the terrestrial and oceanic realm and are a
part of the ocean that receives the most physical damage.
Different agencies and political groups are vested with...
In this thesis we investigate the extension of certain theorems
of additive number theory to three algebraic systems. A generalization
of a theorem by Cauchy and Davenport on the cardinality of the
sum of two sets of residue classes is given. We obtain and compare
estimates for the order of...
Under defined cultural conditions, zygotes of the brown alga
Fucus distichus L. Powell divide synchronously to form two-celled
embryos at approximately 24 hours after fertilization. These two
cells differ from one another in gross morphology, ultrastructure,
cytochemistry, and developmental fate. Cytochemical staining and
autoradiography indicated that a sulfated polysaccharide was...
Until recently, manufacturing in
the Portland Metropolitan Area was highly
concentrated in the central city, with little
industrial activity in the periphery of the
urban area except for primary processing of
timber and agricultural resources. However,
in recent years, especially within the last
decade, industrial activity has spilled well
beyond...