Search
Now showing items 161-180 of 501
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 crop production...
Detection of phythium spp. in gold course irrigation systems
(University of Missouri--Columbia, 2020)
Many Pythium spp. are causal agents of disease on creeping bentgrass putting greens. Phytopathogenic Pythium spp. are known to disseminate through irrigation systems in agricultural settings, and this study provides evidence that Pythium spp. also...
Macroinvertebrate assemblage composition along a longitudinal multiple-land-use gradient in a midwestern stream
(University of Missouri--Columbia, 2012)
Land use changes often alter hydrogeomorphology and hydrologic flow regimes, which can adversely impact stream aquatic biota. Hinkson Creek Watershed (HCW, 231km2) located in Boone County, central Missouri, is comprised of 50% agriculture, 26...
The role of land-atmosphere and aerosol interactions on meso-scale convective weather systems across West Africa
(University of Missouri--Kansas City, 2012)
This dissertation investigates the modulating effects of land-atmosphere and
aerosol interactions on meso-scale convective systems across the sub-Saharan West
Africa region, and aims at providing a value-added contribution ...
The nonprofit incorporation of America, 1860-1932
(University of Missouri--Columbia, 2020)
arguments. First, the experience of the Civil War produced two possible paths to a modern civil society, with the model of independent organizations winning out over direct government intervention. Second, into the void left by the federal government's exit...
Degradation of the veterinary antibiotics in swine manure via anaerobic digestion
(University of Missouri--Columbia, 2021)
Antimicrobial resistance is becoming an imminent danger for human health, in part because of excessive consumption of antibiotics in the animal industry. Laboratory-scale anaerobic digesters (ADs) were utilized to investigate ...
An empirical analysis of alternative explanations for the female wage gap
(University of Missouri -- Kansas City, 2011-05-20)
The social sciences have four explanations for the gender wage gap: preference, crowding, power, and socialization. Neoclassical economists explain the wage gap as the result of employers and employees' work-related ...
Identification and management of glyphosate-resistant annual bluegrass (Poa annua L.)
(University of Missouri--Columbia, 2010)
bluegrass (hereafter referred to as CCMO1) in Columbia, Missouri survived an application of glyphosate following more than 10 years of continuous applications. Research was conducted in vitro to identify the extent of glyphosate-resistance in CCMO1...
The biology and ecology of tuber aestivum mycorrhizae establishment in the greenhouse and the field
(University of Missouri--Columbia, 2008)
systems inoculated with Burgundy truffle (Tuber aestivum). I also report on the effects of two greenhouse seedling production systems on growth and colonization of oak seedlings. I found that book-type containers and a peat-based medium produced smaller...
Expectation formulations and optimal decisions in cattle feedlot problems
(University of Missouri--Columbia, 1972)
of expectations in decision models, very little has been done in agricultural economic research. This study consists of an investigation of the role of expectations in decision problems of the type just sketched. More specifically, the investigation is carried out...
Restoration treatments and regeneration dynamics in East Texas mixed wood forests
(University of Missouri--Columbia, 2023)
Extensive harvesting, fire exclusion, and plantation forestry altered composition and structure, and thus function and habitat values of east Texas Pineywoods uplands. Upland restoration efforts are made difficult by the ...
Theorizing American girl
(University of Missouri--Columbia, 2007)
Pleasant T. Rowland designed The American Girls Collection with the goal of providing a line of toys and books to "enrich the lives of American girls by fostering pride in traditions of growing up female in America and ...
Narrative Case Studies Exploring Homelessness and Education
(2014-07-17)
The purpose of these narrative case studies was to understand the experiences of families encountering homelessness and how children experience formal and informal education. Families experiencing homelessness were defined as groups of persons...
Development of a multi-omics approach to identify highly correlated transcriptomic, proteomic and metabolic signatures in maize B73 and FR697 drought stressed nodal roots
(University of Missouri--Columbia, 2021)
Maize is one of the most important crops grown in the continental US and worldwide, and as such, major interest is directed towards understanding the impact of drought conditions on maize growth and development. Nodal ...
Horticultural crop response to synthetic auxins
(University of Missouri--Columbia, 2019)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Rising adoption of dicamba-tolerant soybeans increases the potential exposure of grapes to dicamba, where off-target injury may occur via particle or vapor drift. In 2017...
Characterization of black walnut (Juglans nigra) cultivars for agroforestry systems
(University of Missouri--Columbia, 2022)
) with consideration of cultivar-dependent traits that may reduce interspecific competition. In additionIn addition, an experiment was performed characterizing black walnut cultivars for their aboveground compatibility for light inwith alley cropping systems. A...
"Send only your serious cases" : delivering flu to Toronto: an anthropological analysis of the 1918-19 influenza epidemic in Toronto, Ontario, Canada
(University of Missouri--Columbia, 2010)
This project looks at the 1918-19 pandemic influenza experience in Toronto, Ontario, Canada. Based on historical records (most notably death registries and archival material) this work strives to understand the social, biological, and environmental...
The influence of fusarium species on sweet potato plant performance, root yield and quality
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Sweet potato (Ipomoea batatas (L.) Lam.) is a global important food crop, that has recorded an increase in the consumption, and demand for especially organically produced...
Evaluating organizational research climate to assess research integrity
(University of Missouri--Columbia, 2022)
of this dissertation study was to quantify differences in perceived climate between academic units to measure heterogeneity or homogeneity of research integrity across subunits in a multi university academic system, including a healthcare system. Second, to determine...
Sustainable management of invasive species
(University of Missouri--Columbia, 2023)
, chemical restrictions, and invasive species. The current reports of non-native species introductions have been correlated to historical trade volumes, suggesting that integrated pest management programs will need to adjust to mitigate current and future...