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Now showing items 2221-2240 of 2806
Streambank erosion and risk assessment of contaminant transport in Missouri watersheds
(University of Missouri--Columbia, 2010)
Sedimentation and herbicide are significant water quality concerns in claypan watersheds. Two separate watershed-scale studies were conducted in the Central Claypan Region of northeastern Missouri. One project investigated the effects of season...
Influence of herbicide applications and common pasture weeds on total forage yield and nutritive values in tall fescue pastures and hayfields in Missouri
(University of Missouri--Columbia, 2009)
these species are not consumed by cattle and continue to be a problem in Missouri tall fescue pastures and hayfields....
Teacher collaboration and instructional program coherence across the transition to high school
(University of Missouri--Columbia, 2021)
with different measures of student achievement. The study took place in the state of Missouri, and 312 principals of high schools with separate feeder middle schools were invited to participate. Electronic and paper surveys as well as public data were collected...
Metabolomics and chemical library screening for antibacterial drug discovery
(2020)
There are twenty standard amino acids which are proteinogenic and can exist in two stereoisomeric forms, D- and L-enantiomers, except for glycine, which is achiral. The D-amino acids are not incorporated in proteins; ...
Motives for savings and portfolio choice : evidence from micro-data for Japan
(University of Missouri--Columbia, 2006)
This study investigates the effects of income risk and liquidity constraints on household portfolio choice and saving behavior using Japanese household-level data (POSFAL) from 1989 to 2003. An integrated analysis for three ...
Perforated sovereignty : the geopolitical dilemma of Aegean hydrocarbons
(University of Missouri--Columbia, 2018)
The Aegean Sea, as an integral portion of the Mediterranean Sea, has always been a region endowed with special significance. Either as a familiar route of trade or culture, or as a fault-line between hostile civilizations ...
Three essays on corporate-political relationships
(University of Missouri--Columbia, 2018)
This study examines the effect of corporate-political relationships on corporate decision making, performance, and value. In the first essay, presented in Chapter 3, I examine whether defendant firms use their political ...
Synthesis and reactivity of low-valent uranium and neptunium complexes
(University of Missouri--Columbia, 2019)
Chapter 1 reports the synthesis and characterization of U(IV) and Np(IV) selenium bis(phenolate) complexes. The reaction of the U(IV) complex with half an equivalent of p-benzoquinone results in the formation of a U(V)--U(V) ...
Evaluation of the bonus fishery created by the low-density stocking of Striped Bass (Morone saxatilis) in Bull Shoals Lake
(University of Missouri--Columbia, 2023)
Bull Shoals Lake is a large impoundment of the White River system in Missouri- Arkansas. Striped Bass (Morone saxatilis; STB) have been experimentally stocked into Bull Shoals since 2013 to create a low-density trophy fishery. We addressed...
SES and executive function : exploring the role of home cognitive stimulation in the ECLS-K:2011
(University of Missouri--Columbia, 2023)
Past findings have established that students from low SES families tend to have poorer academic outcomes in general. What is more concerning is that SES-related differences on academic outcomes between low SES children and ...
The effect of gene therapy on the pathogenesis of amyotrophic lateral sclerosis (ALS)
(University of Missouri--Columbia, 2021)
Amyotrophic lateral sclerosis (ALS) is a devastating progressive and neurodegenerative disease. In early stages of ALS, there are known pathological changes in the structure of neuromuscular junctions (NMJ); however, all ...
Short and long-term effects of birth weight and neonatal medical complications on children's emotional and behavioral outcomes
(University of Missouri--Columbia, 2008)
Research consistently indicates that children born low birth weight are at increased risk for poor adjustment outcomes throughout development. Despite a relatively large literature, the mechanisms accounting for the ...
Relations Between Binegativity, Proximal Stressors, and Mental Health Outcomes: The Moderating Role of Authenticity
(2022)
The relationships between distal stressors and mental health are well established within sexual minority populations (e.g., Brewster et al., 2016; Lehavot & Simoni, 2011; Mereish & Poteat, 2015). However, research specifically ...
Principal, board member, and staff perceptions of female public school superintendents instructional leadership
(University of Missouri--Columbia, 2009)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] This study examined the instructional leadership of female superintendents as perceived by board members, principals and staff members who work directly with the participating...
Explaining consumers' channel-switching behavior using the theory of planned behavior
(University of Missouri--Columbia, 2008)
The study was exploratory and examined channel-switching behavior using Theory of Planned Behavior in three retail channels (i.e. brick-and-mortar stores, catalogs, and the Internet). The theory assumes that individual ...
Drainage water management practices affect water quality, soil properties, and crop production
(University of Missouri--Columbia, 2023)
Several agricultural management practices such as terrace construction, cover crops (CC), drainage water recycling (DWR), free drainage (FD), and 4R nitrogen (N) management can influence water quality, soil properties, and ...
Climate change impacts on hydrologic components and occurrence of drought in an agricultural watershed
(University of Missouri--Columbia, 2018)
The study on potential acceleration of future hydrologic cycle due to change in precipitation and increase in temperature are essential for managing natural resources and setting policy. The impact of future climate change ...
Applications of model systems to explore exchange-correlation effects in density-functional theory
(University of Missouri--Columbia, 2020)
Density-functional theory (DFT), in its various forms, has become a near ubiquitous form of theoretical research used to benchmark and prototype solutions to many finite and extended state system. This is largely because ...
Disseminating research findings about substance use: effects of inoculation messages, message sources, and visual representations
(University of Missouri--Columbia, 2021)
The dissemination of scientific knowledge to the public is important, because the public's increased awareness and knowledge of science and scientific findings can contribute to creating healthy discourses about relevant ...
Dimensions of nursing home care: perspectives of patients, family members, and care providers
(University of Missouri--Columbia, 1991)
Conflict among care participants in the nursing home setting concerning the expectations for care-giving and care-seeking behavior has been well-documented. The question explored in this study is whether substantial ...