Published July 2003. Reviewed October 2014. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
The goals of the Of People and Fish program are for youth and adults to understand the complex cultural and scientific history that has led to the “salmon crisis” and to become active citizens in the search for solutions within their communities.
Learners will be able to explain the
water cycle, list some of the places on
Earth that water is stored, and understand
that the Earth’s water supply is finite.
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Curriculum introduces adults and youth to the science and function of wetlands, streams and oceans, and how human activities affect climate and environmental function and health.
This book is offered to youth leaders and teachers as a tool to help young learners discover some of the wonders that the sea has to offer. It is also a tool for youth development. The goal of youth programming is to provide developmentally appropriate opportunities for young people to...
Oregon is a wonderful state. Forested land is found in every region. It's good to know about the types of plants and land use that dominate your home state. The goals of the Oregon 4-H Forestry Project are to give factual, science-based information about forests and to give you a...
Revised January 2005. Reprinted July 2005. 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
This book is offered to youth leaders and teachers as a tool to help young learners discover some of the wonders that the sea has to offer. It is also a tool for youth development.
Published July 2000. A more recent revision exists. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
A workshop was held in Santa Barbara, California, associated with assessing the populations of nekton animals such as squids, shrimps and fishes. Sessions four major methods of assessing nekton populations:
(1) Net collections
(2) Acoustics
(3) Egg/larval surveys
(4) Visual methods, remote sensing and feeding habit studies
An attempt was...
Learners will be able to explain the
water cycle, list some of the places on
Earth that water is stored, and understand
that the Earth’s water supply is finite.
Full Text:
was adapted to this game board format by VirginiaBourdeau,
Extension 4-H specialist, Oregon State
Learners will be able to explain the water cycle, list some of the places on
Earth that water is stored, and understand that the Earth’s water supply is finite.
Includes instructions and game board.
El Programa 4-H de Desarrollo Juvenil de Oregon cree que todo niño tiene derecho a un ambiente seguro, donde se apoya su desarrollo físico, mental y emocional. Cualquier acción que contribuya al maltrato o negligencia va en contra de los valores del Programa 4-H de Desarrollo Juvenil de Oregon. Nos...
The Oregon 4-H Youth Development Program believes in the right
of every child to a safe and nurturing environment. Actions against
children that contribute to child abuse or neglect are contrary to the
values of the Oregon 4-H Youth Development Program. We oppose such
actions in all settings.
People who...
Human cathelicidin antimicrobial peptide (CAMP/LL-37) is a cationic antimicrobial peptide that is widely expressed by myeloid and epithelial cells at the human-environment interface. It possesses broad spectrum antimicrobial capacity against bacteria, fungi and viruses. In addition to its direct antimicrobial activity, CAMP/LL-37 also attracts and recruits monocytes, neutrophils and other...
Virginia Woolf was a self-proclaimed atheist, yet her fictional and personal writing
reveal her ecstatic consciousness. Characters in Woolf s novels experience ecstasy, and
her letters and diaries support the theory that she herself had experienced ecstatic
consciousness. Major figures in the philosophy of religion assert that ecstatic
consciousness is...
Virginia Woolf wrote both prose and poetry, both fiction and non-fiction: she was
both a creative writer and a politically conscious reporter. She left a wealth of beautifully
crafted observations and comments that continue to be immensely quotable and influential.
Feminist critics today use Woolf's vocabulary to continue the feminist...
The problem of this thesis is the existence of an anomalous manorial landscape in northern Fauquier County, Virginia. The county is about 45 miles southwest of Washington, D. C. The thesis seeks to develop a hypothesis to explain the existence of this landscape so different from surrounding areas in a...
The human cathelicidin antimicrobial peptide (CAMP) is a broad spectrum microbicidal agent and modulator of both the innate and adaptive immune system. It is induced by 1,25-dihydroxyvitamin D (1,25(OH)₂D₃) through activation of the vitamin D receptor (VDR) and primary bile salts through activation of the xenobiotic nuclear receptor farnesoid X...
The symbiotic sea anemone Exaiptasia diaphana (Aiptasia) is a model organism used to better understand cnidarian-algal symbiosis and coral bleaching (dysbiosis). Many biological processes are hypothesized to be involved in coral dysbiosis, and the innate immunity is a key area of interest. Rab proteins are small proteins with GTPase domains,...
Succinate dehydrogenase (Sdh) inhibitor fungicides, such as boscalid, are effective for the management of gray mold caused by the fungal pathogen Botrytis cinerea. Unfortunately, resistance to boscalid was common among isolates of the pathogen from small fruits grown in Oregon. Boscalid-resistance is commonly associated with mutations in Sdh, especially in...
The sea anemone Anthopleura elegantissima is a model organism for the study of temperate symbiosis. Anthopleura elegantissima can engage in symbiosis with two different algal symbionts: the dinoflagellate Breviolum muscatinei and the chlorophyte Elliptochloris marina. One host enzyme that has been shown to be important in cnidarian-algal symbioses is carbonic...
Many members of the Phylum Cnidaria are mutualistic with unicellular dinoflagellates belonging to the genus Symbiodinium. Corals are the most widely recognized example of these associations due to their key ecological importance in coral reef ecosystems where they serve as the structural and trophic foundation of these rich ecosystems. Coral...
Cnidarians, such as corals and sea anemones serve as hosts to a variety of organisms including symbiotic dinoflagellates, bacteria, virus, and apicomplexans. As corals are vital to the health and productivity of the reef ecosystem it is important to understand how these organisms interact with each component of the holobiont....
Plethodontid salamanders have served as an informative vertebrate system for studying the role of chemical signals in facilitating social and reproductive behaviors. Individuals produce complex mixtures of chemicals from multiple glandular regions. In total, these secretions convey a wide variety of information, and are important for numerous inter- and intraspecific...
The Hawaiian Archipelago is a biologically diverse environment with dynamic interactions between human and biological populations. Political, social, and scientific communities are placing importance on sustainable management of fisheries resources throughout the islands. Many economically important bottomfish in Hawaii have declined in population size due to anthropogenic and environmental pressures....
The purpose of this study was to investigate whether or not dissatisfied
consumers take action to solve consumer problems and to assess
consumer's satisfaction with problem resolution. The data base for this
study was derived from responses to the "Consumer Attitude Survey", conducted
in 1980 by the Oregon Consumer Services...
Mutualistic associations between cnidarians, such as corals, and photosynthetic
dinoflagellate algae provide the trophic and structural foundation of coral reef
ecosystems. In many cases, this intracellular mutualism is highly specific and must be
established anew for each generation of host corals. The ability to maintain partner
specificity across generations implies...
The purpose of this research was to examine whether or not
women's involvement in the estate planning process is dependent
upon selected demographic and situational variables. More specifically
the objectives of the study were: 1) to identify the extent
of women's involvement in the estate planning process, 2) to determine...
Cnidarians, such as anemones and corals, engage in an intracellular symbiosis with
photosynthetic dinoflagellates. Corals form both the trophic and structural foundation of
reef ecosystems. Despite their environmental importance, little is known about the
molecular basis of this symbiosis. In this dissertation we explored the cnidariandinoflagellate symbiosis from two perspectives:...
Corals form the foundation for coral reef ecosystems and contain symbiotic dinoflagellates which greatly contribute to reef primary productivity. Loss of dinoflagellates from animal (host) cells results in cnidarian bleaching which leads to decreased coral fitness, and reef deterioration. Elevated temperature, caused by global warming, is the primary environmental stressor...
The purposes of this study were to identify, analyze and compare
various Oregon meal programs for the elderly. Twenty-one
separate meal programs were identified throughout the state by contacting
state, county, and local groups concerned with the elderly. A
survey was made by questionnaire to obtain basic information about
each...
Erwinia amylovora is a plant pathogenic bacterium that causes the destructive disease fire blight of apple and pear. We examined the plasmid content of a collection of 305 isolates of E. amylovora from Washington and Oregon with PCR assays and RFLP. Nearly all isolates of E. amylovora carried plasmid pEA29,...
As coral reefs continue to experience decline from human-related stressors, the countless species that depend upon them for food and shelter are likely to follow, constituting a loss of one of the most biodiverse ecosystems on the planet. Though laboratory studies of corals remain difficult, promising model organisms may hold...
Systems theory and role theory were used in this study to
develop a management model, integrating the managerial and
psycho-social subsystems of the family system. The integrated theory
and model were used to derive hypotheses concerning whether or not
type of task and actual/relative amount of time spent on household...
The purpose of this study was to investigate the household tasks that
school-age children perform and the average amount of time spent performing
those tasks. The sample included 219 children in 135 families
taken from the Oregon sample of 210 families interviewed for the Northeast
Regional Research Project 113: "An...
Specific concern for housing and caring for the elderly has
received national attention since the White House Conference on Aging
held in 1961. The federal government has provided funds for studying
housing needs of the elderly. One alternative is the retirement home
which is defined as providing food, shelter and...
The Pacific coast sea anemone Anthopleura elegantissima is an excellent model organism for the study of temperate symbiosis due to its unique relationship with two microalgal symbionts, Elliptochloris marina and Symbiodinium spp. In addition to hosting one or both of these symbionts, A. elegantissima can live aposymbiotically, allowing for the...
Fire blight is a serious disease of apple and pear trees caused by the bacterium, Erwinia amylovora. This bacterium harbors a pathogenesis mechanism known as the Hrp secretory operon which induces some resistance genes and suppresses other resistance genes in the host plant following invasion. While previous researchers analyzed expression...
Most studies of bacteria in water have concerned public health; little attention has been given to organisms which are indigenous to
the aquatic environment. Myxobacteria are known to occur in soil,
in the marine environment, and several have been studied in relation
to diseases of salmonid fishes. However, little information...
Revised October 2005. Reviewed September 2013. 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
This essay examines community narratives around Keep Virginia Beautiful's Green
Grants initiative. Green Grants is a signature annual program that awards grants to organizations
throughout Virginia in support of projects aligned with one of Keep Virginia Beautiful’s three
pillars: recycling, litter prevention, and community beautification. The primary research
questions are...
Evidence-based interventions (EBIs), which demonstrate efficacy in research settings, are rarely sustained when implemented in public health organizations. Rather, EBIs are often de-adopted - potentially undermining the positive benefits of the EBIs for the communities that access them. The lack of sustainability is particularly troubling among public health organizations that...
The objectives of this study were to evaluate the physicochemical properties and bioactive compounds from four different types of fruit pomace, including apple, blueberry, raspberry, and cranberry, and further to investigate the feasibility of creating apple pomace based biocomposite boards using thermal compression molding and to optimize the biocomposite formulations...
Plant hormones regulate progression through the different phases of plant development in response to endogenous and environmental cues. Gene expression studies, as well as genetic and molecular analysis of mutants with altered hormonal responses, are two common approaches to elucidate hormone response pathways. This dissertation compares ovary and fruit development...
Mathematics is permeated with language; it appears in the form of new words and
some old words with new meanings. There are new symbols to be able to read and
consume; much information is presented in tabular or graphic form, and finally the
language in a mathematics class has its...
Statistics indicate that the number of dual-career couples, and
thus dual-career women, has continued to increase (Holahan & Gilbert,
1979a; Jump, 1986; Maples, 1981; Sekaran, 1983). Very little is known,
however, about how these women make their career-related decisions
(Morgan & Hock, 1984). The major purpose of the present study...
The purpose of the study was to analyze the effect
of experimenter delivered and microcomputer delivered
knowledge of results on the response speed of nonretarded
and mentally retarded public school students. Response
speed was measured for 63 nonretarded students and 63
mentally retarded students. Subjects were randomly
assigned to conditions...
Bread is a kind of food made of the flour or meal of some species of grain, by kneading it (with the addition of a little salt, and sometimes sugar) into a dough, yeast being commonly added to cause fermentation or "lightness", and then baking it. The yeast causes alcoholic...
The major purpose of this study was to develop a resource
unit in family life education for boys. To plan this unit, which was
divided into two parts, personal and family relations and child development,
the writer
1. Surveyed the homemaking teachers in Oregon to discover
who taught boys homemaking...
Archaeologists use diversity as one way of
characterizing their assemblages. Diversity refers to both
the number of artifact classes present (richness) and the
proportional representation of classes (evenness).
Numerical diversity indices measure one or both components.
Archaeologists use assemblage diversity to infer behavior
of prehistoric cultures.
Archaeological inferences about behavior...
The central problem of the study was to explore the relationship
between the minimum competencies and characteristics chosen by
child development specialists as necessary for a child care aide and
those sought by child care center directors when hiring an aide. A
survey instrument was developed consisting of 49 basic...
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...
The purpose of this study was to examine the job-related
expenditures of female household heads. Also examined were levels
of education, occupations, presence of dependent children, employment
benefits and reasons for working.
A random sample of 75 female household heads was drawn from
the 1973 Polk's Corvallis City Directory. The...
The purposes of the study were: (1) to provide a descriptive
analysis and historical record of the undergraduate OSU Fourth Cycle
Urban/Rural-Migrant Teacher Corps program; (2) to follow up former
OSU Fourth Cycle corps members to determine their employment status
and attitudes toward their educational experiences; and (3) to determine...
The individual through earliest recorded history reveals contradictory views of the
human life-span. "Am I a free and unique individual, able to make choices and decide my
own destiny?, or, "Am I only a victim of circumstance, a speck of dust in the universe's
whirlwind of fate?"
Each view is...
The purpose of this qualitative research study was to describe the experiences of secondary teachers who were actively involved in positions of teacher leadership in their schools and to discover the meaning that leadership activities had for them in their work. The informal teacher leaders performed their leadership functions in...
4-H advancement programs consist of a series of steps that provide a framework for progressive learning within a specific project area. Advancement programs encourage 4-H members to learn at their own speed based on their interests and abilities. Advancement programs are self-paced, and age- and skill-level appropriate. Advancement programs can...
Cnidarians and their symbiotic dinoflagellates form a productive mutualism that shapes marine environments. In this symbiosis, dinoflagellate species from the family Symbiodiniacea reside within cnidarian host gastrodermal cells and provide the host with photosynthetically fixed carbon in exchange for host metabolites. This nutritional exchange allows both partners to thrive in...
Blueberry stem galls in Pacific Northwest are often attributed to Agrobacterium tumefaciens. The disease also is associated with indole-3-acetic-acid (IAA) producing bacteria, as described on cranberry stem gall. Lack of studies makes it difficult to conclude whether these two types of bacteria could be the causal agent of stem gall...
Anthropogenic CO₂ emissions are shifting the global climate equilibrium, causing widespread losses in biodiversity. Anthozoan cnidarians are some of the species most vulnerable to environmental change. Environmental stress causes corals and sea anemones to expel their endosymbiotic algae, which constitute a primary source of nutrition for some Anthozoa. Carbonic anhydrase...
The quest to achieve reliable communication has always existed. Error Correcting codes have made communication systems even more reliable under high signal to noise ratios. A new class of codes called Turbo codes have proved to be more effective compared to the other classes of codes and achieve performance close...
Climate change and other anthropogenic impacts are threatening the existence of millions of species around the globe. On western continental boundaries, the large-scale secondary process of upwelling, which brings low pH, deoxygenated, high nutrient seawater to the surface, is compounded by climate change, that together could drive some species to...
Reef building corals are the foundation of an entire ecosystem, but they are threatened primarily by rising ocean temperatures due to climate change. Corals depend on a thermally sensitive symbiosis with intracellular dinoflagellates. As oceans warm, this symbiosis is disrupted and results in coral mortality, declining populations and degraded reefs....
Nonparametric model-assisted estimators have been proposed to improve estimates of finite population parameters. More efficient estimators are obtained when the parametric model is misspecified due to the flexibility of nonparametric models. In this dissertation, we derive information criteria to select appropriate auxiliary variables to use in an additive model-assisted method....
Scleractinian corals, like many other cnidarians, engage in intracellular symbiosis with
dinoflagellates belonging to the genus Symbiodinium. This association makes
invaluable structural and energetic contributions to the marine environment and to the
coral reef ecosystem in particular. While many aspects of the cnidarian-dinoflagellate
relationship have been well studied, nothing is...
The intracellular mutualism between cnidarians and photosynthetic dinoflagellates (genus Symbiodinium) is responsible for the physical and trophic structure of diverse coral reef ecosystems. This relationship, based on nutrient exchange, allows for high productivity in tropical waters, which are generally nutrient-poor environments. Numerous environmental stressors currently threaten the health of corals,...
Coral reproduction is vital to the persistence of coral reefs. Decades of ecological studies have correlated environmental variables, such as temperature and light, to the timing of reproduction in anthozoan cnidarians, including corals and sea anemones. However, elevated temperatures associated with climate change impair reproductive success and threaten the resilience...
The symbiosis between cnidarians, such as corals and sea anemones, and photosynthetic dinoflagellates belonging to the genus Symbiodinium spp. is one of the most productive in the marine environment. This mutualistic endosymbiosis allow reef-building corals to lay down the foundation of coral reef ecosystems, which supports a highly biodiverse community...
Changes occurring in our society affect the food service industry
and cause a growing demand for trained food service workers.
This has stimulated the need for vocational training programs at
many levels. The federal government has recognized this need and
provided funds for establishing and carrying out certain vocational
training....
When data are not missing at random, approaches to reduce nonresponse bias include subsampling nonresponding units and modeling. The objective of this thesis is to develop unbiased and precise model-assisted estimators of the population total that are applicable to data from a complex survey design with nonignorable nonresponse. When information...
Coral reefs form vast ecosystems in tropical oceans that are hotspots for biodiversity and are economically valuable. The ecological success of coral reefs is made possible by the symbiotic relationship between corals and dinoflagellate algae from the family Symbiodiniaceae. In this symbiosis, the algae are found within host gastrodermal cells...
Random processes are monitored over space and time by a network of stations distributed across a spatial region. Researchers have developed several analysis techniques to model the random process. Some of them require assumptions on the spatio-temporal variability of the process. An alternative method to analyze spatio-temporal data that does...
Recently, with the realization of the World Wide Web, the tremendous need for high-speed data communications has grown. Several access techniques have been proposed which utilize the existing copper twisted pair cabling. Of these, the xDSL family, particularly ADSL and VDSL, have shown great promise in providing broadband or near-broadband...
Pantoea vagans C9-1 (C9-1) is a biological control agent sprayed onto apple and pear trees during bloom for suppression of fire blight, a devastating bacterial disease caused by Erwinia amylovora. Prior bioinformatics studies of C9-1 focused on predicted phenotypes associated with the three native megaplasmids, pPag1, pPag2, and pPag3, and...
Coral reefs, found in tropical regions, are renowned for their rich biodiversity and their contributions to ecological, cultural, and economic aspects worldwide. The success of coral reefs hinges on the symbiotic partnership between corals and their dinoflagellate algae, from the family Symbiodiniaceae. The algae reside within the coral host’s gastrodermal...
Most statistical surveys and data collection studies encounter missing data. A common solution to this problem is to discard observations with missing data while reporting the percentage of missing observations in different output tables. Imputation is a tool used to fill in the missing values. This dissertation introduces the missing...
A remote Digital Signal Processing (DSP) lab for the Internet is developed to give students the opportunity to work together online with a remotely located Digital Signal Processor (DSP). Students in different locations can work together with the DSP as if they were present in the lab. To make this...
Intracellular symbioses between cnidarians and dinoflagellates from the genus Symbiodinium are widespread throughout the marine environment. These associations are ecologically significant, especially in tropical waters where symbiotic interactions between corals and Symbiodinium culminate in the formation of limestone reefs. This thesis focuses on cellular and molecular aspects of the symbiosis,...
This study conducted at Fairview Hospital and Training Center,
Salem, Oregon was part of a larger study by the Mental Health Division,
Department of Human Resources, State of Oregon. The purpose
was to determine a course of action to be followed by the Food Service
Department to compensate for decreasing...
Effects of four handling methods with varying holding times and
temperatures on the acceptability and safety of two commercially
prepared frozen entrees, tuna and noodles and chicken al a king,
as used in a residence hall were studied. The four methods were:
I. oven heated and served at once; II....
The purpose of this study was to develop and pilot test a model for assessing the effectiveness of an innovative self-directed video program for teach in-service education. Data were obtained from 51 program participants using a one-group pretest-posttest design. The preprogram assessment provided information about the personal characteristics of the...