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Physiological Responses of Myriophyllum spicatum to Time Varying Exposures of Diquat, 2,4-D and Copper

Description: The physiological responses of Myriophyllum spicatum to 2,4-D, diquat and copper were quantified using a plant tissue viability assay, and daily measures of dissolved oxygen and pH. Correlations of herbicide tissue residues to physiological response measures were determined and the relationship was used to develop exposure-response models. Diquat and copper had a greater effect on plant tissue viability than was observed for 2,4-D. Diquat produced greater reductions in dissolved oxygen concentr… more
Date: May 1988
Creator: Rocchio, Patricia Mary
Partner: UNT Libraries
open access

The Manager as a Source of Departmental Power in a Manufacturing Company

Description: The purpose of this study is to explore the relationship between position-related sources of power and person-related sources of power in organizations. The subject is the power of an organizational sub-unit compared to other units. Theory on the structural sources of power is well established in the literature. The question in this study is whether the individual manager, the person, is another major source of power for the organizational unit. A major objective of the study is to fill this ga… more
Date: August 1988
Creator: Nasif, Ercan G. (Ercan Gultekin)
Partner: UNT Libraries
open access

A Tagmemic Analysis of Coherence in the Writing of Descriptive Texts by College Students

Description: For this study an attempt was made to bridge the disciplines of linguistics and composition in order to examine factors contributing to textual coherence. Pairs of descriptive texts written by fifty college students were examined in order to identify the factors which differentiate quality and topic. Students were asked to compose a descriptive paragraph on the topic of fall. They were then encouraged to use their five senses, given leaves, and asked to compose a paragraph describing the leaves… more
Date: August 1988
Creator: Kent, Carolyn E. (Carolyn Elizabeth)
Partner: UNT Libraries
open access

The Cardiovascular Responses to Static and Dynamic Muscular Contractions in Adults with Cerebral Palsy

Description: In cerebral palsied adults, the cardiovascular responses to different types of exercise have not previously been ascertained. Therefore, the purpose of this study was to determine the blood pressure and heart rate responses of adults with cerebral palsy to static muscular contractions and to dynamic muscular contractions. Fifteen adults with cerebral palsy and 15 able-bodied adults (average age for each group = 30 years) performed a static exercise protocol and a dynamic resistance exercise pro… more
Date: May 1988
Creator: Parrish,Ginger S.
Partner: UNT Libraries
open access

Government and Private Funding of Nonprofit Visual Arts Organizations in the State of Texas: An Analysis

Description: The problem addressed in this study is the administrative process and criteria used by nonprofit visual arts organizations in the State of Texas in acquiring government and private funding. The purposes of the study were to examine the organization and administrative process of the nonprofit visual arts organization, to determine the criteria utilized by government and private funding sources for distribution of funds to nonprofit visual arts organizations, and to examine the process used by no… more
Date: December 1988
Creator: Howard, Maurine C. (Maurine Carroll)
Partner: UNT Libraries
open access

An Analysis of the Perceptions of Physics Teaching Effectiveness as Viewed by Students and Physics Instructors in Universities in Thailand

Description: The purpose of this study was to investigate the perceptions of the physics instructors, major-physics students, and nonmajor-physics students regarding actual teaching performance and effective teaching performance. The sample consisted of a total of 56 physics instructors, 120 major-physics students, and 120 nonmajor-physics students at eight public universities in Thailand. A total of 53 physics instructors or 94.64 percent, 101 major-physics students or 84.17 percent, and 107 nonmajor-physi… more
Date: August 1988
Creator: Chayan Boonyaraksa
Partner: UNT Libraries
open access

Life Histories Behavior and Space Partitioning in Selected Species of Western North American Plecoptera

Description: Five species of stoneflies (Zapada haysi, Plumiperla diversa, Taenionema pacificum, Isoperla petersoni, Arcynopteryx compacta) from the North Slope and Interior of Alaska were examined for seasonal patterns of emergence of adults and growth of nymphs. Generally growth was retarded during the winter in this region, and all species except I. petersoni completed growth prior to January. The life cycles of six stonefly species (Prostoia besametsa, Triznaka signata, Sweltsa coloradensis. Isoperla fu… more
Date: August 1988
Creator: Hassage, Rodney Lynn, 1947-
Partner: UNT Libraries
open access

The Use of an Academic Library by University Students

Description: Academic librarians have for a number of decades been interested in understanding more about how and why students use libraries. This study contributes to that area of library administration by focusing on nine factors thought to be associated with student use of academic libraries.
Date: August 1988
Creator: Harrell, Charles B.
Partner: UNT Libraries
open access

Facial Expression Decoding Deficits Among Psychiatric Patients: Attention, Encoding, and Processing

Description: Psychiatric patients, particularly schizophrenics, tend to be less accurate decoders of facial expressions than normals. The involvement of three basic information processing stages in this deficit was investigated: attention; encoding; and processing. Psychiatric inpatients, classified by diagnosis and severity of pathology, and nonpatient controls were administered seven facial cue decoding tasks. Orientation of attention was assessed through rate of diversion of gaze from the stimuli. Encodi… more
Date: May 1988
Creator: Hoag, David Nelson
Partner: UNT Libraries
open access

Factors Affecting the Efficient Performance of the Thai State Railway Authority: a Time-Series Data Analysis

Description: The Thai State Railway Authority (RSR) is a public enterprise in Thailand. As an organization its performance is subject to the argument of contingency theorists that operating efficiency is dependent upon various factors both in the internal and external environments of the enterprise. Most of the internal factors are those that organization theorists in the developed world have identified such as goals and objectives, resources, and organization structures. Meanwhile, external factors such as… more
Date: August 1988
Creator: Chalermpol Waitayangkoon
Partner: UNT Libraries
open access

The Measurement of the Association between Aircrew Members' Flying Proficiencies and Graduate Study

Description: This ex post facto inquiry investigated the existence of an association between advanced formal education and the largely psychomotor task of flying military aircraft. The analysis of data indicated that such an association does exist. Data were analyzed by computer comparison of two separate data bases. The first data base included selected U.S. Air Force officers' educational histories. The second set of data included aircrew standardization/evaluation qualification grade scores. Individual s… more
Date: December 1988
Creator: Bisher, Jon A. (Jon Alan)
Partner: UNT Libraries
open access

Intimate Relationships of Adult Children of Alcoholics

Description: Difficulties developing and maintaining intimate relationships are often attributed to adult children of alcoholics (ACAs). However, the focus of the literature has been on those obtaining psychological treatment and has primarily involved clinical impressions. The purpose of this study was to examine intimacy in the close friendships and love relationships of ACAs. Autonomy and intimacy in respondents' families of origin were also analyzed. Comparisons were made between ACAs currently in (n = … more
Date: August 1988
Creator: Settle, Karen Ree
Partner: UNT Libraries
open access

A Study of Perceived Leadership Styles of Vocational Administrators within Two-Year Postsecondary Institutions in Texas

Description: This study investigated effects of selected demographic variables and styles of leadership on the self-perceived leader effectiveness scores of vocational administrators at two-year postsecondary institutions in Texas. Demographic variables were type of institution represented, teaching experience, age, trade experience, administrative experience in vocational education, highest degree earned, institutional enrollment and vocational enrollment. Seventy-eight administrators were mailed copies of… more
Date: August 1988
Creator: Schroeder, Charles Olin
Partner: UNT Libraries
open access

Home Literacy Environment and Experiences: A Description of Asian American Homes and Recommended Intervention

Description: The purpose of this study was to describe the home literacy environments and literacy experiences of a select group of Asian American children, and to recommend an intervention program based on the findings. The target population was the families which sent their children to a Saturday Asian language and culture school while sending them to public schools during the week, because of their expressed interest in literacy and the probability of their being the group to most likely benefit from int… more
Date: August 1988
Creator: Lewis, Junko Yokota
Partner: UNT Libraries
open access

An Analysis of the Elderhostel Experience at One University

Description: This ethnographic, descriptive case study is concerned with an analysis of the Elderhostel experience at one specific university. Questionnaires, evaluation documents, observations, phototographs, and interviews were used in this study to describe the 1988 Elderhostel experience at North Texas State University. Thirty-three persons were initially asked to participate in this study. Twenty-nine agreed and actually completed the questionnaires, and 26 completed the program evaluation. The study i… more
Date: August 1988
Creator: Patterson, Mary Frances, 1948-
Partner: UNT Libraries
open access

Factors Related to Travel Mode Choices in the Dallas-Fort Worth Metropolitan Area

Description: This study examined the factors related to travel mode choices in the Dallas-Fort Worth Metropolitan Area. Changes in population, life style and economy of the Dallas-Fort Worth region over the last few decades demand a careful re-examination of travel demand tools and methods. The purpose of the study was to provide an understanding of transportation modal choice in the region. Those demographic variables best predicting the choices were identified. The Home Interview Survey, a set of disaggre… more
Date: May 1988
Creator: Karimpour, Abdolmehdi
Partner: UNT Libraries
open access

Empirical Research of Decision-making Effectiveness When Using Differing Presentation Formats Under Varying Decision Tasks

Description: The purpose of this research was to determine if presentation format, given a particular task to be performed, would affect the decision-making process of financial decision makers. The problem motivating this study is the potential for managers to make inefficient decisions when they use reports which are presented inappropriately for a given task.
Date: December 1988
Creator: Hard, Nancy J. (Nancy Jean)
Partner: UNT Libraries
open access

Arbitrage Pricing Theory and the Capital Asset Pricing Model: Evidence from the Eurodollar Bond Market

Description: Monthly returns on twenty-seven Eurobonds from July 1982 to June 1986 were examined. There were no consistent differences in returns based on the country in which a firm is located. There were consistent differences due to industry classification, with energy-related firms exhibiting higher average returns and variances. Excess returns were calculated using the capital asset pricing model and arbitrage pricing theory. The results from calculation of mean average deviation, root mean square, and… more
Date: May 1988
Creator: Jordan-Wagner, James M. (James Michael)
Partner: UNT Libraries
open access

Characteristics of Development Directors in Charitable Homes for the Aged

Description: This study concerns the characteristics of fund development directors employed in selected homes for the aged. The first purpose of this study is to develop a profile of job functions, through task analysis, among development directors in charitable homes for the aged. The second purpose of this study is to develop a profile of personal characteristics of development directors of charitable homes for the aged based on the following characteristics: age, sex, educational background, experience o… more
Date: May 1988
Creator: Wuenschel, Douglas F. (Douglas Ferdinand)
Partner: UNT Libraries
open access

The Decline of the Country-House Poem in England: A Study in the History of Ideas

Description: This study discusses the evolution of the English country-house poem from its inception by Ben Jonson in "To Penshurst" to the present. It shows that in addition to stylistic and thematic borrowings primarily from Horace and Martial, traditional English values associated with the great hall and comitatus ideal helped define features of the English country-house poem, to which Jonson added the metonymical use of architecture. In the Jonsonian country-house poem, the country estate, exemplified b… more
Date: August 1988
Creator: Harris, Candice R. (Candice Rae)
Partner: UNT Libraries
open access

The Trombone Sonatas of Richard A. Monaco

Description: This lecture-recital investigated the music of Richard A. Monaco, especially the two sonatas for trombone (1958 and 1985). Monaco (1930-1987) was a composer, trombonist and conductor whose instrumental works are largely unpublished and relatively little known. In the lecture, a fairly extensive biographical chapter is followed by an examination of some of Monaco's early influences, particularly those in the music of Hunter Johnson and Robert Palmer, professors of Monaco's at Cornell University.… more
Date: December 1988
Creator: Seidel, John A. (John Allen)
Partner: UNT Libraries
open access

Farming Someone Else's Land: Farm Tenancy in the Texas Brazos River Valley, 1850-1880

Description: This dissertation develops and utilizes a methodology for combining data drawn from the manuscript census returns and the county tax rolls to study landless farmers during the period from 1850 until 1880 in three Texas Brazos River Valley counties: Fort Bend, Milam, and Palo Pinto. It focuses in particular on those landless farmers who appear to have had no option other than tenant farming. It concludes that there were such landless farmers throughout the period, although they were a relatively… more
Date: December 1988
Creator: Harper, Cecil
Partner: UNT Libraries
open access

Aggression and Social Interest in Behavior Disordered Students

Description: This study investigated whether behavior disordered children would decrease aggressive behavior if their social interest were developed. Three hypotheses that were tested predicted that there would be a significant difference between the control group and the experimental group on adjusted mean scores on aggressive behavior on post test scores. The measuring instruments used were the Child Behavior Checklist Parent Report Form, the Child Behavior Checklist Teacher Report Form, and the Child Beh… more
Date: May 1988
Creator: Brown, Deborah D. (Deborah Dairy)
Partner: UNT Libraries
open access

An Exploratory Empirical Investigation of Information Processing among Incubator-Housed Manufacturers during Channel Member Selection

Description: The purpose of this research was to conduct an exploratory study of the information processing utilized by incubator-housed manufacturers during channel member selection. The study included the evaluation of the decision models used by the manufacturers as well as criteria used in the selection process. The study was specifically designed to achieve the following objectives. First, the research was to identify the evaluation modes used by the manufacturers as either compensatory or noncompensat… more
Date: December 1988
Creator: Fontenot, Gwen F.
Partner: UNT Libraries
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