This research design was based upon the mutual relevance
between the fields of education and anthropology to cause cognitive
cultural awareness by the teachers of adults as well as visibility
within the Mexican American ethnic group.
Specifically the purpose of this study was twofold:. (1) to
determine whether the adult...
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...
Several empirical formulas that may be used to estimate available
chilling are presented in this study. Many climatic parameters
were considered in the derivation of these formulas. One equation
employing only maximum and minimum temperatures had a coefficients
of correlation (R) and R² values of .978 and .957, respectively. This...
This analysis of Colombia's System of National Park Reservations
accomplishes four objectives: 1) The historical development of national
parks in Colombia was described; 2) The status, as of August,
1974, of the areas administered by the Colombian Renewable Natural
Resources Development Institute (INDERENA) was summarized; 3) An
analysis of major...
This compilation follows the Fifty-Seven-Year Index to the Sierra Club Bulletin annuals, 1893-1949, compiled by Dorothy H. Bradley and George Shochat and published by the Club in 1952. This index covers the monthly issues from 1950 through 1976 as well as the annuals, which were dated as monthly issues but...
A simulation model capable of execution on a programmable
calculator was developed to study voluntary intake,
liveweight change, and fertility of grade Zebu cows in the
Llanos of Colombia. Organic nitrogen in the diet and meta
bolic weight were used to predict intake; age, liveweight,
and energy concentration were the...
Three distinct stages of flower cluster abscission were identified
prior to fertilization: flowers which did not begin development (stage
1), flowers which had begun development (stage II) and clusters which
had begun to form distinct nuts (stage III). Abscission of stages I
and II coincided with a rapid increase in...
Published March 1982. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
The feasibility of using hollow fiber ultrafi1tration
for clarification, stabilization and preservation of white
grape juice was evaluated. Flux and process parameters of
a hollow fiber membrane ultrafi1tration unit (Romicon pilot
scale, model FXS-MXII), were studied using white Riesling
grape juice. Optimum processing conditions were determined
for different nominal membrane...
Red Light Ladies presents a perspective on prostitution in North America, within the context of the western mining frontier. A biographical profile of the frontier
prostitutor is presented, along with an archaeological model of settlement patterns and material culture. Settlement patterns and demographic changes in the prostitutor
population are hypothetically...
A study of populations characteristics of T. turgidum ssp.
carthlicum and T. aestivum ssp. carthlicoides was completed using
numerical analysis. A sample of 74 accessions of ssp. carthlicum
and 20 of ssp. carthlicoides were scored for 46 characters. It was
established that three morphological distinguishable groups of ssp.
carthlicum can...
The objective of this investigation was to evaluate the
possibility of developing high yielding wheat cultivars whose flour
would result in acceptable loaf volumes for non-traditional bread
wheat growing areas. Spring wheat germplasm employed included high
protein hexaploid derivatives from Triticum dicoccoides, and
selections from Argentina with good bread milling...
In recent years, the role of the City Manager in municipal
policy making has been the focus of considerable attention and debate in
both the academic and local government arenas. The purpose of this
study was to determine the differences in views of elected mayors and
appointed managers with regard...
At the May 19, 1982 meeting of the Governing Council of the
United Nations Environment Program, Kenya President Daniel Arap
Moi summarized a growing international feeling that there is a
need for non-governmental organizations (NGOs) to get more
involved in international conservation efforts with the following
statement:
"The issue before...
Four experiments were conducted to evaluate the effects of
growth-promoting treatments on potato sprouts and plantlets grown in
vitro, and to determine the relationships between growth rate and
eradication of PVX and PVS through shoot-tip culture.
The approach consisted of exposing plant material to potential
growth-regulating treatments, selecting the more...
The overall objective of this study is to propose a framework or model for
comprehensive management model of coastal development in Quintana Roo (Quintana
Roo's Coastal Management Program-QRCMP), using a regional approach.
The success of the U.S. government in persuading Japan to
liberalize the beef market is viewed as a relief to the U.S.
beef industry. The economic benefit (to the U.S. beef
producers!) of the trade liberalization however is yet to be
seen. The size of this benefit is determined, among...
Tuna fishery is an important activity worldwide. In the
eastern Pacific Ocean the effort applied by the Pacific Ocean
fleet to catch tuna fish is considerable. The eastern Pacific
tuna fleet harvests throughout the oceans and captures an
important fraction of this resource. For instance, in 1980 the
total catch...
Strawbreaker foot-rot is a major limiting factor to cost efficient winter wheat
production in the Pacific Northwest. Development of resistant cultivars has been
hindered by the lack of adequate levels of genetic resistance and screening techniques
which can consistently detect desired genotypes.
Studies were conducted to determine if the reported...
This thesis research is a series of five studies dealing
with various aspects of hazelnut quality:
1. Identification of kernel mold and its incidence among
hazelnut varieties.
2. Seasonal development and composition of kernels.
3. Hazelnut oil composition (fatty acids and
tocopherols) of seventeen varieties.
4. Hazelnut oil composition compared...
This is a bibliography of doctoral dissertations and masters' theses in forestry and related topics issued during the period from July 1981 through June 1990. The colleges and universities included are all accredited by the Society of American Foresters. The actual listings were supplied by the individual institutions. Topics covered...
The Forest Service and the Bureau of Land Management propose to adopt coordinated ecosystem management direction for the lands they administer within the range of the northern spotted owl. This Supplemental Environmental Impact Statement (SETS) presents as alternatives the options, with slight modifications, developed by the Forest Ecosystem Management Assessment...
Red radish anthocyanin extract (RAE) was investigated for coloring brined
cherries as an alternative to FD&C Red No. 40. Red radish (Raphanus sativus L.)
anthocyanins were extracted from liquid nitrogen powdered epidermal tissue using
acetone, partitioned with chloroform, and isolated using C-18 resin. The monomeric
anthocyanin content was determined by...
During the U.S. military interventions in Nicaragua, the Dominican
Republic, and Haiti between 1915 and 1934, Washington equipped
members of the its armed forces with civil and political powers that
represented a radical departure from the North American military tradition.
This abandonment of tradition decisively contributed to both the
disappointments...
Unknown questions remain concerning the health of migrant farm workers,
seasonal farm workers, and other rural poor people. The objectives of this study were to
determine the demographic profile of a sample from a Community and Migrant Health
Center; to determine the prevalence of disease in migrant farm workers, seasonal...
This thesis presents a discussion of the main materialistic theories proposed to explain the process of development among the indigenous population of Latin America. Four theoretical approaches are presented and discussed. The first one deals with the social group referred to as peasants. The second one explains the process of...
Throughout the 20th century, windthrow has affected forests in the Bull Run watershed, a 26,500 ha basin that is the principal water source for the city of Portland, Oregon. Windthrow from storms in 1973 and 1983 was mapped into a geographic information system (GIS) and compared to a 1931 windthrow...
The main purpose of this research is to provide the
commercial seafood industry of the Pacific Northwest
information on preferences of restaurateurs, retailers, and
wholesalers for whole albacore, low-value added albacore
products (chunks, medallions, and steaks), albacore loins,
and high-value added albacore products (hot smoked and lox).
All of these...
There is no information available on water management of birdsfoot
trefoil grown for seed. Information is also not available describing how to
minimize seed losses due to shattering in order to obtain consistently high
birdsfoot trefoil seed yields. The objectives of this research are to: (i) quantify
crop water use,...
This study describes the composition of forest landscapes surrounding
northern spotted owl (Strix occidentalis caurina) nests in the central Cascade
Mountains of Oregon. I compared forest composition around 126 owl nests in 70 pair
territories with forest composition around 119 points drawn randomly from all
terrestrial cover-types, and around 104...
The first committed step in DNA biosynthesis occurs by direct reduction of
ribonucleotides. This reduction is catalyzed by ribonucleotide reductase (RNR), an
enzyme which uses a unique radical mechanism to facilitate the transformation. All four
DNA precursors are synthesized by a single enzyme. Therefore, an intricate pattern of
regulation has...
Rainbow trout cystatin C cDNA has been isolated from
trout liver. The full-length cystatin cDNA (674 bp)
included the 5'untranslated region and the polyadenylation
signal sequence AATAAA in the 3' region. Translation of
the cDNA defines 132 amino acid residues. Comparison of
the amino acid sequence with those of family...
Red radish (Raphanus sativus L.) anthocyanins were extracted from liquid
nitrogen powdered epidermal tissue using acetone and chloroform and isolated using
C-18 resin. Chemical structure and conformation of major pigments were elucidated
by 1-D and 2-D NMR, Mass Spectroscopy, HPLC, and spectral analyses. Two novel
di-acylated anthocyanins, pelargonidin 3-0-[2-0-(β-D-glucopyranosyl)-(6-0- trans-p-coumaroyl-...
Changing demographics in Oregon, accompanied by a rising Latino population, serve to dispel myths that we live in homogeneous, monolithic communities. Migration studies indicate migration is reshaping communities, contributing to ethnic diversity thus challenging our notion of identity and culture. Through the medium of oral histories and ethnography, this study...
This thesis is the first of three sections in what will be a book-long project of creative nonfiction essays. The book will parallel the author's diary with three other family diaries, spanning four generations. This thesis deals with the first of those diaries, written by Antonio Bonetti's, the author's great-grandfather....
The objective of this research was to improve our understanding of how
changes in the environment affect ecological processes. Change detection is often
confounded by the large variation found in ecological data due to the difficulty of
finding replicates in nature. Intertidal communities were chosen for studies of biophysical
interactions...
Pacific whiting and its by-products were good raw materials for high quality fish sauce production. Heat stable and salt activated enzymes were responsible for autolytic activity in Pacific whiting and by-products. According to temperature profiles of raw materials at various salt concentrations, two fermentation temperatures, 35°C and 50°C, were selected...
This thesis outlines dominant ideologies and practices that affect women's authority in the urban social milieu of north India. Theories that consider the causes of social stratification by gender as well as social movement patterns are useful for understanding the durability of gender roles. The utility of these theories for...
Environmental contamination along roadways with lead from processed
petroleum and automotive residues has been reported. Toxicity to the herbivores grazing these areas has not been well studied. Comparison of lead concentrations adjacent to roads in Kuwait and in Oregon, USA was studied. Soil samples were taken from three sites at...
Fusion reactions with radioactive neutron-rich projectiles have been the subject of much recent theoretical and experimental interest. Predictions of enhancement of the cross section due to the use of a neutron-rich projectile may have implications for synthesis of heavy nuclei. In this work, the fusion-fission excitation functions were measured for...
Relay strip-cropping combines two vegetation management tactics, under-sowing
and strip-management. In this study conducted from 1994 though 1997, a
cover crop seed-mixture containing oats (Avena sativa L. var. "Monida"), common
vetch (Vicia sativa L.), red clover (Trifolium pratense L.), annual ryegrass (Lolium
multflorum Lam.), and buckwheat (Fagopyrum esculentum Moench) was...
We present a meta-model as a process maturity framework that can be effectively used to
identify the key practices to initiate and sustain a software process improvement effort
focused on a single process area. Our approach moves away from the overall software
development process and computation of maturity levels and...
This report is the eighth in a series that describe recent oceanographic observations within the California Current system, from Oregon to Baja California. The emphasis here is placed on the observations conducted concurrently by the CalCOFI (California Cooperative Oceanic Fisheries Investigations), IMECOCAL (Investigaciones Mexicanas de la COrriente de CALifornia), and...
Fifty-seven species of wildlife rely on or frequently use snags for breeding, roosting, or denning in Oregon and Washington. Several publications offer information on use of snags by wildlife, influence of management activities on snags and snag users, and approaches to managing snags to benefit wildlife. Because of the diverse...
The Conference Program for IIFET, held July 10-14 in Corvallis, Oregon. Program lists the sessions by date and time and includes the session titles, speakers and paper titles.
Low completion rates have created serious "leakage points" (Astin, 1988) and "severe hemorrhaging" (Lango, 1996) in higher education to a large number of Hispanics. Traditional research on college persistence, which has blamed the students' culture for low performance, is inaccurate. Little research has specifically investigated academic persistence from a cultural...
A dynamic bioenergetic model for Steller sea lions (Eumetopias jubatus) was built using the STELLA simulation modeling system. The model is intended as an aid for the exploration of ecological questions regarding growth and survival of immature Steller sea lions (ages 1-3) living along the Oregon coast under different nutritional...
This report summarizes physical and biological conditions in the California Current System (CCS), from Oregon to Baja California, in 2001 and 2002. The principal sources of the observations described here are the CalCOFI (California Cooperative Oceanic Fisheries Investigations), IMECOCAL (Investigaciones Mexicanas de la Corriente de California), and U.S. GLOBECLTOP (Global...
Le future du secteur de la pêche en Andalousie doit être analysé dans le contexte d'une stratégie de développement régional liée a une économie de plus en plus mondialisée.
l'union européenne, d'où l'Andalousie en fait partie, veut-elle être productrice de poisson, ou bien, exclusivement une commerçante des produits pêcheurs? la...
Le futur du secteur de la pèche en Andalousie doit être analyse dans le contexte d'une stratégie de développement régional liée a une économie de plus en plus mondialisée. L'union européenne, d'où l’Andalousie fait partie, veut-elle être productrice de poisson, ou bien, exclusivement une commerçante des produits pécheurs? la question...
From February to September of 2001, a significant body of qualitive data was collected to investigate barriers for Hispanic participation in Oregon's managed care Medicaid program. As a means to investigate this topic, comments were solicited from physicians, hospital administrators, social service agencies, and low-income Hispanics through semi-structured focus groups...
Common root rot is a major disease of commercially grown snap bean (Phaseolus vulgaris L.) on the irrigated sandy soils of central Wisconsin. The objective of this study was to determine the relationships between soil properties and suppressiveness to common root rot of snap bean (causal agent Aphanomyces euteiches) in...
Until the 1930s, flows of the Colorado River maintained approximately 781,060 hectares of wetlands in its delta. These wetlands provided important feeding and nesting grounds for resident and migratory birds as well as spawning and protection habitat for many fish and other invertebrate species. However, the Delta's wetlands started to...
This is a qualitative research project that seeks to understand the meanings that Certified Alcohol and Drug Counselors (CADC's) have ascribed to their life experiences in relation to their choices about higher education. The participants are four Certified Alcohol and Drug Counselors in Oregon who have less than bachelor degrees....
The distribution of anthocyanin pigments and polyphenolics of sweet (Prunus avium) and sour cherries (Prunus cerasus) were determined by Ultraviolet- Visible (UV-Visible) spectrophotometry and High Performance Liquid Chromatography with photodiode array detector (HPLC-DAD). Their antioxidant properties were determined by Oxygen Radical Absorbance Capacity (ORAC) and Ferric Reducing Antioxidant Power (FRAP)....
The auxin-resistant diageotropica (dgt) mutant of tomato (Lycopersicon esculentum Mill.) has a pleiotropic phenotype including a lack of lateral roots and reduced gravitropic response, apical dominance, vascular development, and fruit growth. The dgt mutation reduces the auxin sensitivity of only a subset of auxin responses while levels, metabolism, and transport...
This research explored the self-concept of Chicanas in terms of their lived experiences and how those experiences influenced the shaping of their identity. It examined the multiple labels Chicanas use to self-identify and the context or situations in which they use specific labels. Moreover, it took into account the influence...
Understanding how wetland birds use habitat is pivotal to developing successful and
beneficial conservation strategies. Although it has been an ardent topic in forest
research for some time, how species interact with the spatial patterning of habitat
across a landscape (i.e., landscape structure) has been more or less neglected in...
Most reserves fail to capture the habitat heterogeneity necessary to maintain viable populations of wide-ranging species. Methods to determine defensible dimensions of reserves and reserve networks are needed. The primary goal of this study was to develop such methods for lowland tropical forests by examining habitat- and spatial-use patterns of...
This dissertation describes the cloning and characterization of the TOUSLEDlike kinases genes of maize (ZmTLKs). The TOUSLED-like kinases (TLKs) are a conserved family of nuclear Ser/Thr kinases in higher eukaryotes. The maize genome has three TOUSLED-like kinase genes (ZmTLK1, ZmTLK2, and ZmTLK3). Based upon sequence similarity, the ZmTLKs are divided...
Rockfish of the genus Sebastes are important components of Oregon reef communities. I examined patterns of age and growth in young-of-year rockfish across two nested spatial scales – local and regional – along the Oregon coast. Using otolith microstructural examination, I examined the relative importance of local versus regional factors...
One of the largely undetected and untreated health conditions affecting the Latino population in the United States is depression. Although the onset of depression can be influenced by a variety of factors that differ among individuals, Latinos in the United States are subject to certain cultural-specific social and environmental stresses...
Western Visayas is located in central Philippines and consists of Guimaras Island, Panay Island and Negros, Occidental. This region is advanced in aquaculture. Interviews were conducted at Ivisan and Carles municipalities, located at the northeastern part of Panay Island, in November 2003 to investigate the state of aquaculture start-ups by...
The purpose of this research was to determine whether hybridization between Amelanchier denticulata. (H.B.K.) Koch and Amelanchier nervosa (Decaisne) StandL occurs in Oaxaca, Mexico, and to evaluate components of yield and germination characteristics and seed dormancy of Amelanchier denticulata. Amelanchier nervosa and Amelanchier denticulata samples and morphological characters were used...
Cultural competence is a topic that concerns social scientists and medical anthropologists who pay attention to demographic changes and health disparities. This study demonstrates practical approaches to developing cultural competence in medical education by using factors from the social environment to develop protocols for action. With current concerns in domestic...
Small broomrape (Orobanche minor) is a parasitic weed that attaches to the roots of red clover (Trifolium pratense). Small broomrape invasion presents a significant threat to the future of red clover seed production in Oregon. This study was conducted to investigate and develop small broomrape management options for red clover...
I examined the avian biogeography of the islands of Lago Gatun, Panama, in an effort to better understand the effects of forest fragmentation in this biodiverse region, and specifically to understand the importance of fragment isolation and the mechanism behind its effects on tropical bird distribution. I combined exhaustive surveys...
Coastal wetlands are characterized by high biodiversity, which is one of the main criteria considered when establishing protection policies or when proposing adequate management actions. In this study, the crustacean and aquatic insect composition of the Emporda wetlands is described. These two faunal groups contribute highly to the total biodiversity...
Estuaries are once again emerging as important ecosystems for scientific study. Consequently, knowledge of what research has been conducted helps us identify benchmarks and plan new projects. A comprehensive bibliography of published research, technical reports, local documents, and data sets is one means of recording this knowledge. Yaquina Bay, located...
Experiments focusing on plant growth regulators’ concentrations and combination, mineral salt formulations and TDZ pretreatment formations were conducted to optimize in vitro shoot regeneration from leaf and petiole explants of 'Marion' blackberry. Optimum shoot formation was obtained when stock plants were incubated in TDZ pretreatment medium for three weeks before...
A comprehensive tribal-level classification for the world's subfamilies of Hesperiidae, the skipper butterflies, is proposed for the first time. Phylogenetic relationships between tribes and subfamilies are inferred using DNA sequence data from three gene regions: 943 bp of cytochrome oxidase subunit I (COI) (in the mitochondrial genome), 739 bp of...