Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 19 of 19 for “"southern US"”.
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Linking Streamflow Trends with Land Cover Change in a Southern US Water Tower
… nutrient transport, and ecological processes. Using the non-parametric modified Mann-Kendall test, we analyzed streamflow trends from 1996 to 2022 for the Southern Appalachian (SA) region of the U.S. The forested uplands of the SA receive high amounts of rain and act as a "water tower" for the …
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Ecological and behavioral factors associated with monitoring and managing pink hibiscus mealybug (Hemiptera: Pseudococcidae) in the southern US
The pink hibiscus mealybug (PHM), Maconellicoccus hirsutus (Green) (Hemiptera: Pseudococcidae) was investigated with regard to damage caused to hibiscus by feeding, dispersal of nymphs, evaluation of management tactics, and the use of sex pheromone based monitoring in southern Florida from 2005 to …
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Cloning of novel low and high molecular weight heat shock genes in wheat
… important objective for wheat improvement in the Southern US Great Plains. It is hypothesized that heat shock proteins play a vital role in the plant's ability to survive high temperature stress. Cloning low and high molecular weight HSPs from a thermotolerant variety of wheat will provide a …
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From Walter Scott to Cormac McCarthy : Scottish Romanticism and the novel from the American South
This thesis argues for the previously underemphasized influence of Scottish Romantic-era writing on the novel from the US South, demonstrating the formative impact of writers such as Walter Scott and James Hogg on the development of Southern writing, but also the ways in which Southern writers …
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Literary Dialect In Flannery O'Connor's "The Lame Shall Enter First" And "Good Country People"
… quantitative, qualitative, and corpus linguistic methods along with R Studio to gather data about literary dialect utilized in Flannery O’Connor’s short stories “Good Country People” and “The Lame Shall Enter First”, I argue that not only was O’Connor a gifted author in her portrayal …
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The Formation and Implementation of Interorganizational Relations in the Experiences of Managers
… to this research, in this dissertation I focused on how managers interpret competitive, cooperative, and coopetitive relations with other organizations. Specifically, I studied managers’ interpretations of the characteristics of their interorganizational field and relationships, how they …
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Assessing United States Energy Poverty Policy: Regulatory Design Alternatives and Resource Allocation
… to the four strategy decisions that I argue must be made during their ideation: assistance, targeting, funding, and governance. I focus on the strategies designed and implemented in the US and the EU and discuss the benefits and disadvantages of the different approaches followed in both …
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Predicting the renewable energy portfolio for the southern half of the United States through 2050 by matching energy sources to regional needs
… and unpredictable oil and gas prices, pushes energy to a critical agenda. While there is an agreement that we need to change the production and consumption of energy, there is still disagreement about the specific changes that are needed and how they can be achieved.</p> <p>The …
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Host Plant and Spatial Influences on the Natural Enemy Community Structure of a Host Specific Insect Herbivore
… regional host plant specialization across the southern US on three live oak species, Quercus fusiformis (Qf), Quercus virginiana (Qv), and Quercus geminata (Qg). I sampled the natural enemy community at 94 sites by rearing natural enemies that emerged from galls collected at each site. I …
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Economic Aspects of Crop Pest Management and Monarch Conservation
… (HT) crops contaminate soil and water and cause wildlife habitat loss. In my thesis, I explore the economics of eco-friendly practices of the farmers ranging from bio-diversity conservation to adapting integrated pest management. In the first chapter, I survey Midwestern farmers to estimate …
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Improving Convective Permitting Model Simulations of Extreme Precipitation using Object-Based Tracking and Data Assimilation
… severe weather episodes over the central and southern US using high-resolution numerical simulation and advanced data assimilation.In Appendix A, we evaluate the performance of a km-scale (e.g. 1.8 km) convective-permitting model (CPM) implementation of the Weather Research and Forecasting …
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Under Pressure: Decomposing and Predicting Methane Emissions Variability in U.S. Oil and Gas Basins
… sources. I investigate the largest industrial source of U.S. methane emissions - oil and gas infrastructure - across five major basins, and find a strong seasonal trend as well as significant week-to-week variation. I find that this variability can be explained with weather, natural gas …
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Stenocarpella Maydis: Identification, Management, and Population Diversity
… the identification of Stenocarpella maydis, causal agent of DER, ii) evaluate the effect of crop rotation and tillage on DER severity, iii) determine the survival period of S. maydis in corn residue at different soil depths in a corn field, and iv) identify genetic diversity among S. maydis …
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Developing Hybrid Cotton (Gossypium spp.) Using Honey Bees as Pollinators and Roundup Ready® Gene as Selection Trait
… textile fiber crop in the United States (US), is cultivated in 17 states across the southern US. and a very important agricultural commodity for several states. The use of hybrids in the US has been limited due to seed cost production. The objective of this study was to investigate a novel …
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Effects of Cover Crop Treatments on Apple Trees
… productivity. There have been few studies in the southern US on the effects of managed drive-rows using cover crops as part of a sustainable apple orchard management system. A field study used treatments of 1) seasonal legumes (cowpea [Vigna unguiculata] and crimson clover [Trifolium incarnatum]), …
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Live crown ratio model and lumber recovery for intensively managed loblolly pine
… pine is a commonly planted pine species in the Southern US which is intensively managed as well as a major contributor to the timber industry. Various silvicultural treatments are commonly applied to pine plantations including thinning and sometimes pruning. Tree crowns contain the active …
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Predictors of Perceived Public Stigma of Mental Health Services
… (I/E-R) Scales to measure religiousness, and the Culture of Honor Questionnaire Along with demographic information participants were asked what region of the country they identify with. .Regression analysis was conducted to analyze the possible relationships of the variables. …
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IMPACTS OF URBAN DEVELOPMENT PATTERN ON RUNOFF PEAK FLOWS AND STREAMFLOW FLASHINESS OF PERI-URBAN CATCHMENTS: ASSESSING THE PERFORMANCE OF PHYSICAL AND DATA-DRIVEN MODELS FOR REAL-TIME ENSEMBLE FLOOD FORECASTING
… soils are typically frozen and nearly impervious. In addition, the ET rate is low throughout winter. Therefore, the difference in runoff response between peri-urban and natural catchments is least in winter. Furthermore, winter snow redistribution by plowing and endogenous urban heat affect the …
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The potential implications of bioenergy crop production for water and energy balance and carbon and nitrogen dynamics in the United States
… and coupled carbon and nitrogen dynamics in the US. To achieve this objective, I apply and extend a coupled biogeochemical and biogeophysical model, the Integrated Science Assessment Model (ISAM), to develop a dynamic crop growth model for specific row crops (corn and soybean) and bioenergy …