Browsing 2019 MU theses - Freely available online by Thesis Semester "2019 Summer"
Now showing items 1-20 of 22
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Ablation of conceptus PTGS2 provides a new understanding of early pregnancy events in the pig
(University of Missouri--Columbia, 2019)Pig conceptuses produce and secrete estrogens (E[2]), interleukin 1 beta 2 (IL1B2), and prostaglandins (PGs) during the period of rapid trophoblast elongation and establishment of pregnancy. Previous studies established ... -
Analysis of the economic value associated with the adoption of beef reproductive technologies
(University of Missouri--Columbia, 2019)Beef cattle herd improvement to meet growing demand for higher quality beef has been an aspiration within the cattle industry since inception. Throughout the heartland, progressive cow-calf producers invest and adopt ... -
Analysis of the parallel seismic method for foundation reuse
(University of Missouri--Columbia, 2019)The focus of this thesis is the application of the Parallel Seismic method to determine the depths of unknown foundations. The method involves exciting stress waves in the pile foundations from impacts on the superstructure ... -
Association between urinary iodine concentrations and insulin resistance in US adults
(University of Missouri--Columbia, 2019)Background: Iodine intake within the US population has declined in recent years. Mild iodine deficiency increases the risk of inadequate thyroid hormone production and there is growing evidence that sub-clinical hypothyroidism ... -
Changes in nucleus accumbens gene expression accompany sex specific suppression of voluntary physical activity in aromatase knockout mice
(University of Missouri--Columbia, 2019)Aromatase is the rate-limiting enzyme in the conversion of testosterone to estrogen and is highly conserved across species. Post-menopause, the aromatase enzyme (locally expressed in adipose tissue, bone, breast tissue, ... -
Effect of induced hindlimb length difference on bodymounted inertial sensor measures of hindlimb lameness in horses
(University of Missouri--Columbia, 2019)This study has investigated the effect of induced hindlimb length difference on differences in minimum and maximum pelvic heights in horses trotting in a straight line and lungeing on both hard and soft surfaces. The horses ... -
Effects of feedback content and preference on performance
(University of Missouri--Columbia, 2019)Data were collected on individual task completion and feedback procedures and stimuli used to change performance in existing feedback interventions. The information collected aimed to improve the quality of feedback delivered ... -
Ethical dilemmas on social networking sites : focus group discussions with journalists and news consumers
(University of Missouri--Columbia, 2019)No longer are journalists the exclusive gatekeepers of information, nor are they the sole agenda setters in the public sphere. Social networking sites (SNSs), like Twitter and Facebook, have brought professional journalists ... -
Evaluating pig performance, carcass merit and processed pork quality when chestnuts and acorns are fed to Duroc-influenced pig genetics during late finishing
(University of Missouri--Columbia, 2019)The objective of this study was to determine effects of feeding chestnuts and acorns on growth performance, carcass quality and further processed products of Duroc/Duroc crossbred finishing barrows. Barrows (n = 30) were ... -
Herbicide resistant weeds in Missouri : sources and solutions
(University of Missouri--Columbia, 2019)Herbicide resistant weeds continue to invade new territories each year. Two studies were designed to identify both the spread and the current status of herbicide resistant weeds in Missouri. In 2016 and 2017, 98 separate ... -
The incorporation of preheated whey protein isolate and pectin complexes as natural emulsifiers and stabilizers in processed cheddar cheese sauce
(University of Missouri--Columbia, 2019)Processed products that contain no artificial ingredients are becoming a new trend and there is a need to develop emulsifiers and stabilizers for clean label application. Whey protein isolate (WPI) has excellent emulsifying ... -
The institutionalization of the technology field with journalism
(University of Missouri--Columbia, 2019)The following analysis is the result of employing the constant comparative method to distinguish connections among data collected by way of semi-structured interviews with tech savvy individuals in the journalism field. ... -
Motivation in the apparel classroom : a self-determination perspective
(University of Missouri--Columbia, 2019)The purpose of this study was to uncover strategies that apparel educators may use to encourage higher level self-regulation in foundational apparel studies. Based on the Organismic Integration sub-Theory of Self-Determination ... -
The mysterious equity behind charitable giving : a case study examining corporate sustainability initiatives and perceptions among multi-stakeholder groups
(University of Missouri--Columbia, 2019)The study explored corporate sustainability efforts, as well as the varying perspectives and factors that impact sustainable output from corporations. By implementing Ha-Brookshire's (2017) Moral Responsibility Theory of ... -
A partial equilibrium model of Afghanistan wheat market
(University of Missouri--Columbia, 2019)This study focuses on the construction of a structural economic model for the wheat market in Afghanistan. We create two models with alternative approaches to model closure, one based on a price linkage approach and the ... -
Productivity and mortality of Acacia mangium willd. plantation with associated bark beetle and Nitidulid beetle in east Kalimantan, Borneo, Indonesia
(University of Missouri--Columbia, 2019)Acacia mangium Willd. is one of the most common tree species in industrial forest plantations in Indonesia. This tree species can grow rapidly in a wide range of soil conditions, and its wood properties are very suitable ... -
Quantifying evaporation of precipitation below the cloud base using a vertically pointing radar
(University of Missouri--Columbia, 2019)Evaporation is the transformative process by which liquid water becomes water vapor. This is a very complex process that many times gets parameterized or even omitted in model forecasting. Previous work has been undertaken ... -
Residents' perceptions and preferences of vacant lot vegetation, wildlife and use in St. Louis, Missouri
(University of Missouri--Columbia, 2019)Vacant lots are a prevalent issue in many urban neighborhoods nationwide. These lots are often targeted by city officials for greening interventions, though nearby, marginalized residents may not adequately be involved in ... -
A robust optimization approach to manage uncertainty in local agricultural production in mid-western United States
(University of Missouri--Columbia, 2019)Rapid industrialization of agricultural production in developed economies, advancements in information and logistics technologies, emergence of modern food retailers, customer concerns and increased food safety regulations ... -
Simulation of trickle bed electrochemical reactor for hydrogen peroxide synthesis
(University of Missouri--Columbia, 2019)A 2D multi-physics, multi-component model was developed to analyze the effects of electrolyte concentration, flow rates and applied voltage on the performance of a trickle bed electrochemical reactor for hydrogen peroxide ...