Index Catalog // ScholarsArchive@OSU

Parental attitudes, home environment, and the cognitive ability of Korean kindergarten children

Creator:: Cho, Bokhee
Abstract:: This study examined the relationships among authoritarian parental attitudes, home environments, parental attitudes toward the children's freedom, and the cognitive performances of kindergarten children. Socioeconomic status of the family and sex of child and parent differences were also examined. Subjects consisted of 73 pairs of Korean parents and their children....
Resource Type:: Dissertation
Full Text:: approved Redacted for Privacy Dr. David Andrews This study examined the relationships among authoritarian

Spatial and temporal variations in sediment accumulation in the central tropical Pacific

Creator:: Murray, David W. (David William), 1956-
Resource Type:: Dissertation
Full Text:: AN ABSTRACT OF THE THESIS OF David W. Murray for the degree of

Multiple comparisons for the balanced two-way factorial : an applied Bayes rule (k-ratio) approach

Creator:: Pennello, Gene A.
Resource Type:: Dissertation
Full Text:: : David B. Duncan The k-ratio approach to the multiple comparisons of means (MCM) problem is extended

Genetic variability for kernel hardness in two soft winter wheat (Triticum aestivum L.) cultivators

Creator:: Albahouh, Muhammed S.
Abstract:: To remain competitive in the international marketplace, soft white wheat cultivars grown in the Pacific Northwest must have consistent and predictable flour properties including kernel texture. As a consequence, there is a need to develop wheat cultivars for specific end uses. Wheat cultivars with very soft kernels are used largely...
Resource Type:: Masters Thesis
Full Text:: ; however, very little information is available concerning the amount of genetic variability within soft

Effects of stand density on site index in thinned stands of Douglas-fir in the Pacific Northwest

Creator:: Zumrawi, Abdel Azim M. A.
Abstract:: In site index studies, the hypothesis that height growth of most conifers is independent of stand density is commonly accepted. However, some studies have shown height growth to be influenced by density particularly on medium to poor sites. In this study two locations representing a high quality site (Hoskins area,...
Resource Type:: Masters Thesis
Full Text:: like to express sincere appreciation to the members of my committee. Drs. John F. Bell, David Paine

Schedule-based material requirements planning : an artificial intelligence approach

Creator:: Kim, Sunuk
Abstract:: The objective of this research project was to identify the limitations associated with schedule-based Material Requirements Planning (SBMRP) and to present a knowledge-based expert system (KBES) approach to solve these problems. In SBMRP, the basic strategy is to use backward or forward scheduling based on an arbitrary dispatching rule, such...
Resource Type:: Dissertation
Full Text:: gratitude is extended to my graduate committee members, Dr. David Ull- man, Dr. Robert Safford, and Dr

Land surface energy balance and surface soil moisture variation in HAPEX-MOBILHY

Creator:: Nichols, William E.
Abstract:: 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...
Resource Type:: Masters Thesis
Full Text:: . David Myrold, and Dr. David Thomas, all merit appreciation for their time and suggestions. Thanks are

Determination of α-Amylase activity and soluble starch content in normal and cork spotted D̀'Anjou' pear fruit

Creator:: Li, Shiao Jing
Abstract:: There was a linear relationship of [alpha]-amylase activity from 2 to 12 hours incubation in both freeze-dried and fresh 'd'Anjou' pear fruit tissue. Activity was greater, however, in fresh as compared with freeze-dried tissues. [alpha]-Amylase activity from both types of samples was not detected until 60 minutes incubation. After 90...
Resource Type:: Masters Thesis
Full Text:: his help. Special thanks to Dr. Paul Chen, and Dr. David Thomas for serving on my graduate

Quality of salmon fry from gravel incubators

Creator:: Poon, Derek Clinton
Abstract:: The performances of newly-established gravel incubation systems designed to use unfiltered water for production of unfed salmon fry were evaluated at Netarts Bay, Oregon, and at Little Port Walter, Alaska. Research was divided into two phases. The first consisted of laboratory studies to develop fry quality testing procedures and to...
Resource Type:: Dissertation

Performance of Oregon derived malolactic bacteria : studies on storage stability and their use in the wine industry

Creator:: Micheals, Nancy J.
Abstract:: Commercial vats of Chardonnay and Pinot Noir were inoculated during yeast fermentation with starter cultures containing 10⁷ - 10⁹ cfu/ml of the malolactic bacteria Leuconostoc oenos Erla and Ey2d in lots ranging from 55 to 4,000 gallons. Chardonnay inoculated with Ey2d completed MLF in an average of 56 days at...
Resource Type:: Masters Thesis
Full Text:: also like to thank the members of my committee: Dr William E. Sandine, Dr. Dennis Hruby, Dr. David A

Life-history organization of herring (Clupea harengus pallasi) in the northeast Pacific

Creator:: Aleaziz, Farzad
Abstract:: The distribution of herring (Clupea harengus pallasi) in the Northeast Pacific extends from southern California to northern Alaska. Studies on variation in herring life-history are limited to local characteristics and recruitment populations or relatively restricted regions of the Northeast Pacific. In this study I assessed herring life-history patterns and recruitment...
Resource Type:: Dissertation
Full Text:: offer special thanks to Drs. David McIntire, David Sampson and David Thomas for their great help

Selected factors affecting the pattern of agricultural land conversion in Washington County, Oregon, 1963-1973

Creator:: Furuseth, Owen J., 1949-
Abstract:: In recent years the conversion of agricultural lands to more intensive non-rural land uses has become a focus of increasing public awareness and concern. The growing attention to farmland conversion is manifested in increasing public policies and legilsation to protect agricultural and forestry land uses. Nevertheless, our understanding of the...
Resource Type:: Dissertation
Full Text:: descriptively addressed, little consideration has been given to defining and analyzing the factors affecting

An evaluation of alternative estimates of demand for and benefits from Oregon salmon sport fishing

Creator:: Hsiao, Ching-kai
Abstract:: The main objective of this study was to estimate the demand for and net economic benefits from Oregon salmon sport fishing. The travel cost method was used as the primary technique for demand analysis. Several empirical estimates of consumer surplus per trip and per fish were obtained from different estimation...
Resource Type:: Dissertation
Full Text:: average consumer surpluses computed from the traditional travel cost model were changed very little with

The effects of soaking and low temperatures on germination and seedling vigor of snap beans (Phaseolus vulgaris L. cv. Slenderette)

Creator:: Walls, Timothy W.
Resource Type:: Masters Thesis
Full Text:: . Thanks also to Dr. Harry Mack, Dr. Don Grabe, and Dr. David Thomas for taking time from busy schedules

Pre-harvest sprouting tolerance of a synthetic hexaploid wheat (Triticum turgidum L. x Aegilops tauschii Coss.)

Creator:: Rosa, Andre Cunha
Abstract:: Pre-harvest sprouting in wheat costs farmers millions of dollars every year. Pre-harvest sprouting tolerance (PST) has minimized this problem, but improvement of PST is still necessary. Synthetic hexaploid wheats (synthetics) have been used as sources of genes coding for many useful traits. Two studies evaluated the PST of a synthetic...
Resource Type:: Masters Thesis
Full Text:: . David Thomas, Patrick Hayes, and Gregory Perry, members of my committee for their time and assistance

Forest ant composition, relative abundances, and foraging following aerial spraying of carbaryl to suppress Western Spruce budworm

Creator:: Murphy, Christopher F.
Abstract:: An outbreak of western spruce budworm Choristoneura occidentalis in the Blue Mountains of eastern Oregon in 1983 was treated with helicopter applied carbaryl. Effects of the spraying on forest ants were determined from pre- and postspray samples taken from two carbaryl sprayed and two unsprayed plots. In each 0.75-ha plot,...
Resource Type:: Masters Thesis
Full Text:: committee members, Dr. Timothy Schowalter, Dr. David Thomas, and Dr. James Hall for their support

Interaction between glucocorticoid status and B-adrenergic agonists in control of rat muscle growth and protein degradation, Interaction between glucocorticoid status and B-adrenergic agonists in control of muscle growth and protein degradation

Creator:: Liu, Cheng-chung
Resource Type:: Masters Thesis
Full Text:: Menino, Dr. David Thomas and Dr. Victor Brookes for serving as members of my committee and for their

Acute and chronic toxicity studies with monochlorobenzene in rainbow trout

Creator:: Dalich, George M.
Abstract:: The toxicity of chlorobenzene (CB) was investigated in rainbow trout following acute ip administration (1. 0 ml/kg, 1:1 in corn oil) and chronic exposure (2. 1 ppm and 2. 9 ppm) via the water in a continuously flowing system for 15 and 30 days. In the acute study, overt toxicity...
Resource Type:: Masters Thesis
Full Text:: also like to express my gratitude to Dr. Mery Moldowan, Dr. Lavern Weber, and Dr. David Thomas for

Evaluation of alternate surfacing systems for temporary and intermittent use roads

Creator:: Takallou, Mojtaba B.
Abstract:: The purpose of this study was to provide the USDA-Forest Service, Bureau of Land Management (BLM), and other agencies or industries that may deal with temporary and intermittent use roads with the necessary background information for the identification, economic evaluation, and selection of the alternate surfacing systems and to determine...
Resource Type:: Dissertation
Full Text:: , Professor Frank Dost, Professor Harold Pritchett, and Professor David Thomas, for their valuable assistance

Tablet machine instrumentation to study tablet compaction and compression of polymer-coated beads into tablets

Creator:: Altaf, Syed Azhar
Resource Type:: Dissertation
Full Text:: experimental result. I thank my committee members Dr. Mark Christensen, Dr. David Thomas and Dr. Thomas Savage

Responses of males to a pheromone blend of female Oriental fruit moth with and without E8, E10-dodecadien-1-ol, a pheromone component of codling moth (Lepidoptera: Tortricidae)

Creator:: Allred, Darin B.
Abstract:: E8,E10-dodecadien-1-ol, the primary component of the female sex pheromone of codling moth, Cydia pomonella L., has no attraction to male Oriental fruit moth (OFM), C. molesta (Busck). However, this compound when added to the OFM pheromone blend of Z8-dodecenyl acetate (85.5%), E8-dodecenyl acetate (5.5%), and Z8- dodecen -1 -ol (9.0%),...
Resource Type:: Dissertation
Full Text:: for their time and effort: Muhamed AliNiazee, Russel Ingham, and David Thomas. I thank Tom Baker for

Effects of harvest date on sweet corn maturity, sugar content and yield

Creator:: Wong, Yueh-Mei
Abstract:: Studies were conducted in 1976 and 1977 on the effects of harvest dates on maturity, yields and sugar content of four cultivars of sweet corn. The cultivars were 'Golden Cross Bantam', 'Jubilee', 'Rapidpak' and 'Tendertreat'. Moisture content of kernels ranged from 80 to 67 per cent for the six harvest...
Resource Type:: Masters Thesis
Full Text:: would like to thank Dr. David Thomas and Dr. Te May Ching as a member of my graduate committee

Assessment of impacts of Canada geese on wheat production

Creator:: Louhaichi, Mounir
Abstract:: Numbers of wild Canada geese (Branta canadensis) have increased dramatically during the past 30 years in the lower Columbia and Willamette Valley systems. The damage they cause by grazing and trampling plants can be substantial. The objectives of this research were to: 1) Develop methods that provide reliable estimates of...
Resource Type:: Masters Thesis
Full Text:: Department), Dr. David Thomas (Statistics Department), and Dr. Philip Jackson (Geosciences Department

Production of haploid plants in selected winter wheat genotypes through anther culture and intergeneric crosses with maize

Creator:: Mendoza, Maria Graciela
Abstract:: A higher level of efficiency in the production of doubled-haploids must be achieved if this procedure is to be beneficial in plant improvement. Of equal importance is the development of protocols, which are not genotypic specific and result in progeny that represent a random sample of gametes from the parental...
Resource Type:: Dissertation
Full Text:: would like to extend my appreciation to Dr. David Thomas, Dr. Patrick Hayes, and Dr. Kenneth Johnson

Genetic potential to enhance French bread by introgessing superior pan bread quality in selected wheat cultivars (Triticum aestivum L.)

Creator:: Jobet Fornazzari, Claudio Roberto
Resource Type:: Dissertation
Full Text:: to take this opportunity to thanks Drs. Russ Karow, Christopher C. Mundt, and David Thomas for

Development of a typology of premarital relationship models

Creator:: Koval, James E.
Abstract:: It has been proposed that individuals develop models of premarital relationships based on their preferred ways of experiencing love with another person. This study attempted to operationalize the concept of relationship models to determine if individuals differ in how they expect their feelings of love to develop over the course...
Resource Type:: Dissertation
Full Text:: members of the committee, Dr. Arthur Gravatt, Dr. June Henton, D . William Smotherman, and Dr. David

A comparative study of academic experiences of American and foreign graduate students at Oregon State University

Creator:: Mu, Ming-chu
Abstract:: This study was designed to determine and compare the academic experiences encountered by both American and foreign students in master's and doctoral programs at Oregon State University in Winter term, 1982. The findings of this study are meant to contribute to the area of international education, by defining and describing...
Resource Type:: Dissertation
Full Text:: Strowbridge, Dr. David Thomas, Dr. Marjorie McBride, and Dr. Leonard Weber. I truly appreciate the advice

Effects of selected mathematical computer games on achievement and attitude toward mathematics in university entry-level algebra

Creator:: Moore, Margaret L.
Abstract:: Two mathematical computer games, POE and EQUATIONS, were used to test the effects of games as learning aids in a university entry-level intermediate algebra course. Specifically, this study investigated whether use of these games would significantly increase student achievement in the course and improve student attitude toward mathematics. EQUATIONS is...
Resource Type:: Dissertation
Full Text:: and for serving on the doctoral committee. To Dr. David Thomas, Dr. William Simons, Dr. Lee Jenkins

Watershed response to western juniper control

Creator:: Deboodt, Timothy L.
Abstract:: Western juniper (Juniperus occidentalis) encroachment has been associated with increased soil loss and reduced infiltration resulting in the loss of native herbaceous plant communities and the bird and animal species that rely on them. Hydrologically, however, change in water yield has been linked with the amount of annual precipitation a...
Resource Type:: Dissertation
Full Text:: managed for water yield. Little or no increase should be expected through the removal of low-density

Flowering, seed maturation, and harvest timing for turf-type tall fescue

Creator:: Andrade, Ronaldo Pereira de
Resource Type:: Dissertation
Full Text:: seed maturation and difficulty in determining optimum harvest time. Little is known about the effects

Phylogeny and zoogeography of glyptocephalines (Pisces: Pleuronectidae)

Creator:: Chiu, Tai-sheng
Abstract:: Hypotheses of phylogenetic and historical zoogeographic relationships of glyptocephalines (Glyptocephalus cynoglossus, G. zachirus, G. stelleri, Microstomus kitt, H. pacificus, H. achne, Embassichthys bathybius, and Tanakius kitaharae) were constructed based on comparative anatomy and external morphology. The phylogenetic approach was cladistic and character polarity was determined by using out-group comparison. One...
Resource Type:: Dissertation
Full Text:: Coblentz, Dr. Alvin Smith, and Dr. David Thomas, for their comments and criticisms on the manuscript. I am

Flavor properties and stability of a corn-based snack : aroma profiles by gas chromatography (GC), GC-olfactometry, mass spectrometry, and descriptive sensory analysis

Creator:: Silva, Maria Aparecida Azevedo Pereira da
Resource Type:: Dissertation
Full Text:: Selivonchik, Prof. Leonard Libbey, Prof. David Thomas and Prof. Dennis Hruby for their advice and support

Use of livestock to improve the quality of elk winter range forage in northeastern Oregon

Creator:: Clark, Patrick Eugene
Abstract:: The effects of late spring defoliation on the winter forage quality of bluebunch wheatgrass (Agropyron spicatum [Pursh] Scribn. & Smith), Idaho fescue (Festuca idahoensis Elmer) and elk sedge (Carex geyeri Boott) and the response of wintering Rocky Mountain elk (Cervus elaphus nelsoni Bailey) to changes in winter range forage quality...
Resource Type:: Dissertation
Full Text:: other members of my graduate committee; Dr. James Moore, Dr. Edward Starkey, Dr. David Thomas, and Dr

New product formulation and multiple dose pharmacokinetics of acetaminophen

Creator:: Sahajwalla, Chandrahas G.
Abstract:: Four different treatments of acetaminophen were administered to eight healthy volunteers in multiple doses (five doses). Saliva acetaminophen concentration-time profiles were determined. Non-compartmental pharmacokinetic parameters for the first and last dose were calculated and compared to determine whether acetaminophen exhibited linear or dose dependent pharmacokinetics. Dose corrected area under the...
Resource Type:: Dissertation
Full Text:: this thesis. I would also like to thank my committee members Dr. Mark Christensen, Dr. David Thomas

Possible association of grain protein content, harvest index and biological yield in winter wheat populations

Creator:: Costa, Jose Maria
Abstract:: A negative relation between grain protein content and grain yield is frequently observed in wheat (Triticum aestivum L. em Thell) i.e. as grain yield increases, grain protein decreases. It has been suggested that the inverse relation between grain yield and protein is in part the result of developing high yielding...
Resource Type:: Dissertation
Full Text:: Drs. Patrick Hayes, Neil Christensen, David Thomas, and James Baggett for serving in my graduate

Food preferences of Thai adolescents and their mothers' attitudes and knowledge about foods and nutrition

Creator:: Sananmuang, Ratana
Abstract:: The purpose of this study was to investigate the relationships between adolescents' food preferences and their mothers' attitudes and knowledge about foods and nutrition in Phitsanulok Province, Thailand. Subjects included 30 boys and 35 girls randomly selected from 11th grade classrooms at two high schools in Phitsanulok, and their mothers....
Resource Type:: Dissertation
Full Text:: dissertation. I am particularly grateful to Dr. David Thomas for his help in the statistical analyses of data

Estimates of genetic variability and efficiency of early generation selection for grain yield and protein content in durum wheat crosses (Triticum turgidum. L. var. durum)

Creator:: Rezgui, Salah
Resource Type:: Dissertation
Full Text:: Frederick, David Thomas, Russel Karow, Kenneth Johnson, Patrick Hayes for serving on my graduate committee

Influence of planting density on spike size and grain yield in five winter wheat cultivars

Creator:: Wang, Shi Ping, 1956-
Resource Type:: Masters Thesis
Full Text:: graduate study and the preparation of this manuscript. Sincere thanks Drs. David Thomas, Chistopher Mundt

Determination of structural layer properties of aggregate and asphalt surfaced roads

Creator:: Rwebangira, T.
Abstract:: This study involved the determination of the structural layer properties of aggregate and asphalt surfaced pavements for use in the evaluation of pavement load carrying capacity and the seasonal effects of moisture. This was achieved by the use of Nondestructive Testing Methods (NDT) and backcalculation techniques. Pavement surface deflection measurements...
Resource Type:: Dissertation
Full Text:: members of my graduate committee, Professors Chris Bell, Robert Layton, David Thomas and Phil Humphrey

Parental contributions to aspects of ethnic development among four- and seven-year-old Chinese-American children

Creator:: Lin, Kowhei Sophia
Abstract:: This study had two major purposes. The first focused upon understanding the development of aspects of ethnic development among 4- and 7-year-old Chinese-American boys and girls from immigrant and non-immigrant families. The second focused upon understanding the contribution of selected parental (fathers' and mothers') characteristics on aspects of children's ethnic...
Resource Type:: Dissertation
Full Text:: like to give appreciation to my committee members, Dr. Susan Doescher, Dr. Mary Lee Nolan, Dr. David

Identification of restoration potential on southwestern Oregon rangelands

Creator:: Barrington, Mack R.
Abstract:: The objectives of this research were to 1) evaluate the establishment and peak standing crop of Berber Orchardgrass (Dactylis glomerata var. "Berber"), Palestine Orchardgrass (Dactylis glomerata var. "Palestine"), and Sheep Fescue (Festuca ovina var. "Covar") ; 2) to assess establishment and production changes resulting from environmental gradients (elevation, slope, aspect,...
Resource Type:: Dissertation
Full Text:: included Mr. Ronald Mob ly, Dr. William Krueger, Dr. David Thomas, and Dr. Gary Jo lliff. Thanks Mr

Experimental and mathematical procedures for the estimation of shelf-life : application to temperature-abused chilled seafood

Creator:: Almonacid-Merino, Sergio Felipe
Abstract:: The validation and potential use of mathematical models to estimate the shelf-life of refrigerated food exposed to temperature abuse and basing such estimations on microbial growth was analyzed. Combined heat transfer, microbial growth models, and non-parametric statistical procedures formed a computer-based predictive tool to assess shelf-life and estimate the accuracy...
Resource Type:: Masters Thesis
Full Text:: the members of my committee, Dr. Margy J. Woodburn, Dr. David Thomas, Dr. Edward Kolbe, and Dr

Factors affecting bird counts and their influence on density estimates

Creator:: McCracken, Marti L.
Abstract:: Variable area surveys are used in large geographic regions to estimate the density of birds distributed over a region. If some birds go undetected, a measure of the effective area surveyed, the amount of area occupied by the birds detected, is needed. The effective area surveyed is determined by observational,...
Resource Type:: Dissertation
Full Text:: would like to thank my other committee members, Prof. Jeff Arthur, Prof. Scott Urquhart, Prof. David

Fish oral antigen delivery system development and optimization

Creator:: Zhang, Jia Ai (Allen)
Abstract:: Oral administration is the most practical way of vaccination of fish. It has advantages over intraperitoneal injection and immersion methods that include no stressful handling, no interference with routine fish husbandry and antigens can be delivered to the fish in their feed. An oral antigen delivery system was developed for...
Resource Type:: Dissertation
Full Text:: of my committee, Drs. James W. Ayres, David Thomas, Paul Franklin and Lorraine Miller, for their

Multivariate geostatistical analysis of evapotranspiration and elevation for various climatic regimes in Oregon

Creator:: Martinez-Cob, Antonio
Resource Type:: Dissertation
Full Text:: Morris, Dr. Jonathan Istok, Dr. Harry Mack, Dr. David Thomas and Dr. Don Grabe. I would like to express

Determining the essential elements of golf swings used by elite golfers

Creator:: Fujimoto-Kanatani, Koichiro
Abstract:: The golf swing involves a complex sequence of body movements which adjust according to the demands of a given shot. The purpose of this study was to determine common characteristics and essential elements of the golf swing under various conditions. The swing patterns of thirteen elite professional golfers were analyzed...
Resource Type:: Dissertation
Full Text:: Department of Exercise and Sport Science, Dr. Thomas Evans of the School of Education, and Dr. David Thomas

Comparison of underemployed and not underemployed women in two-parent two-child families : an eleven-state rural-urban study

Creator:: Masuo, Diane M., 1947-
Abstract:: This study compared wives defined as underemployed by educational mismatch with not underemployed wives on four major predictor variables-- relative market work advantage; degree of competition in the female labor market; time demands from family members; and assistance with childcare and other housework. The data were from NE 113, An...
Resource Type:: Dissertation
Full Text:: Schmall, Dr. Alice Morrow, Dr. Tom Grigsby, Dr. David Thomas, Dr. Clara Pratt, and Dr. Philip O'Neill

New acetaminophen products : formulation development and bioavailability

Creator:: Mansell, Libbie J.
Abstract:: Development of a novel, useful, orally administered dosage form providing controlled, sustained release of an active ingredient was desired. Film layers of Aquacoat and Eudragit L-30D (commercially available coating materials) were applied to acetaminophen cores. Amount of coating material, number of polymer layers, and order of application were varied. In...
Resource Type:: Dissertation
Full Text:: would also like to thank the members of my committee, Drs. David Thomas, J. Mark Christensen, Douglass

Wheat genotypes selected under optimum conditions and their response to water and heat stress

Creator:: Briceno-Felix, Guillermo Ariel
Abstract:: Concerns have been expressed that wheat (Triticum aestivum L.) cultivars selected under optimum conditions may lack adequate adaptation for stress environments. Experimental populations were grown under three environmental conditions 1) optimum, 2) reduced irrigation, and 3) high temperature. Field experiments were conducted at the Center for Northwest Experimental Station (CIANO),...
Resource Type:: Dissertation
Full Text:: . Appreciation is extended to Dr. David Thomas and Dr. Cliff Pereira (Statistic Department), Dr. Christopher C

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