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Full-Text Articles in Social and Behavioral Sciences

Assimilation Of Seasonal Moisture Variability In North America And Asia For The Last Millennium, Chang Liu Jul 2021

Assimilation Of Seasonal Moisture Variability In North America And Asia For The Last Millennium, Chang Liu

Graduate Theses and Dissertations

The seasonal tree-ring chronologies that recorded discrete moisture signal for warm and cool season have been used to reconstruct the North America Seasonal Precipitation Atlas (NASPA) by the point-by-point regression method, and the results indicated that they can fairly reproduce the seasonal precipitation variability in the past. Compared with reconstructions using only paleoclimate proxy data, the paleoclimate data assimilation (PDA) considers both proxy data and climate model output, so the PDA reconstructions are consistent with both the climate signals reflected by the proxy data and the physical mechanisms represented by climate models. Based on the tree rings with discrete seasonal …


Nutrient Sources, Loads And Trends Vary Spatially And Temporally Within The Poteau River Watershed And Lake Wister, Oklahoma, Abbie Lasater Jul 2021

Nutrient Sources, Loads And Trends Vary Spatially And Temporally Within The Poteau River Watershed And Lake Wister, Oklahoma, Abbie Lasater

Graduate Theses and Dissertations

Excess inputs of nutrients and sediments jeopardize drinking water sources, aquatic life habitats, and aesthetic quality of freshwater resources for recreation. The purpose of this dissertation was to analyze long-term water quality trends and loads in the Upper Poteau River Watershed (UPRW) and the Lake Wister Watershed (LWW), and analyze internal phosphorus (P) loads in Lake Wister, Oklahoma. Additionally, this dissertation sought to review the literature for methods of prioritizing subwatersheds for watershed management using watershed models, implement a cost efficient method to remotely monitor streamflow and estimate constituent loads in small-scale watersheds, and finally, to validate the Soil Water …


The Apparel Industry And The Lasting Impact Of Fast Fashion, Katelyn Collison May 2021

The Apparel Industry And The Lasting Impact Of Fast Fashion, Katelyn Collison

Marketing Undergraduate Honors Theses

Personal style is how everyone expresses their individuality and personality; there is nothing inherently wrong with wanting to buy clothes to do that. The issue arrives when big corporations take advantage of this and sell products to consumers that end up hurting rather than healing. It is often forgotten how much of an impact big business has on our everyday lives; they can affect our economy, our atmosphere, or even our daily interactions. Customers are beginning to realize that there are positive and negative consequences to their purchases. On one hand, shopping is a great way to boost the economy, …


Climate Change Frames And Emotional Responses On Reddit, Isabel Iruani Villanueva May 2021

Climate Change Frames And Emotional Responses On Reddit, Isabel Iruani Villanueva

Graduate Theses and Dissertations

Climate change remains a highly polarized topic in the United States. Research suggests that the divide in climate change beliefs is partly a result of news media’s representation of select aspects of the problem, or framing. Frames influence individuals’ attitudes, emotions, and behaviors towards climate change. Overwhelming representation of certain climate change frames has led to a lack of emotional connection to the issue, resulting in inaction or dismissal. Climate change researchers have investigated the presence and effects of frames on both news media and select social media sites, particularly Twitter. However, little research has investigated the climate change conversation …


Quantifying The Leaching Of Nutrients And Metals In A Pasture Soil As Affected By Excreta Of Ruminants Fed Alternative Diets, Ian Kennedy May 2021

Quantifying The Leaching Of Nutrients And Metals In A Pasture Soil As Affected By Excreta Of Ruminants Fed Alternative Diets, Ian Kennedy

Graduate Theses and Dissertations

The leaching of nitrate through the soil profile and into adjacent water systems has been a leading cause of water pollution and results in the loss of a valuable nutrient from animal production systems. Forage-based animal production systems may be improved through manipulation of animal diets that incorporate tannins and total polyphenolic compounds with feed, increasing the amount of nitrogen (N) retained by an animal/decreasing rates of digestion and altering the N-containing compounds that are excreted and deposited onto soil. Incorporating the forage legumes sericea lespedeza (Lespedeza cuneate [Dumont de Courset] G. Don) and lablab (Lablab purpurues L.) into the …


Developing Cultural Competence Among 4-H Leaders, Breanna L. Lewis Wade, Devin Boggs Riley, Jacquelyn D. Wiersma-Mosley, Betsy Garrison Jan 2021

Developing Cultural Competence Among 4-H Leaders, Breanna L. Lewis Wade, Devin Boggs Riley, Jacquelyn D. Wiersma-Mosley, Betsy Garrison

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

Access, equity, diversity, and inclusion are essential elements of 4-H’s goals related to positive youth development and organizational sustainability. The 4-H organization has impacted over 6 million youth worldwide and continues to grow every day. At the county, state, and national level, 4-H programs have grown more diverse, making it essential that 4-H programs encourage and highlight cultural similarities and differences through education. However, training in cultural competence for 4-H leaders is lacking, which is the bridge to connecting diversity and inclusion. Cultural competency is an awareness of one’s own cultural identity and the ability to interact effectively and appropriately …


Long-Term Changes In Soil Surface Properties As Affected By Management Practices In A Wheat-Soybean, Double-Crop System, Machaela L. Morrison, Kristofor R. Brye University Of Arkansas Jan 2021

Long-Term Changes In Soil Surface Properties As Affected By Management Practices In A Wheat-Soybean, Double-Crop System, Machaela L. Morrison, Kristofor R. Brye University Of Arkansas

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

Long-term agricultural sustainability and productivity are controlled by the integrative effects of different management practices on the soil. Many Arkansas producers use the double-crop system to grow soybeans [Glycine max (L.) Merr] and wheat (Triticum aestivum L.). The objective of this study was to evaluate the effects of agricultural management practices, including residue level, tillage, irrigation, burning, and soil depth on the change in various soil properties from 2010 to 2020 in a long-term, wheat-soybean, double-crop system on a silt-loam soil (Glossaquic Fraglossudalfs) in eastern Arkansas. Soil nutrients tended to accumulate over time, the most in the top 10 cm, …


Needs Of Foster Parents, Emma Friemel, Amanda Terrell, Jennifer Becnel, Michael Merten Jan 2021

Needs Of Foster Parents, Emma Friemel, Amanda Terrell, Jennifer Becnel, Michael Merten

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

Children in foster care are likely to have experienced some form of adverse childhood experiences (ACEs). These ACEs can leave them vulnerable when faced with difficult future situations. There are several studies that examine the resiliency of children in foster care, but few examine foster children’s resiliency from the perspective of the child’s foster parents. The Oklahoma State University Center for Family Resilience administered a survey to 316 prospective, current, and former foster parents regarding their experiences with the foster care system. The data were analyzed using thematic analysis to determine themes based on Masten’s resiliency theory. Themes were coded …


The Role Of Peer Irrigators On The Choice And Intensity Of Use Of Irrigation Techniques, Noah Hayward, Kent Kovacs Jan 2021

The Role Of Peer Irrigators On The Choice And Intensity Of Use Of Irrigation Techniques, Noah Hayward, Kent Kovacs

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

The use and the proportion of farmland that uses prominent irrigation practices in Arkansas were evaluated. A bivariate sample selection model evaluated the determinants of the share of irrigated land in a farm that uses each practice. In addition, the relationship between the irrigation practices a peer uses and the use and intensity of five common irrigation practices was evaluated. If a peer of an Arkansas farmer used center pivot irrigation, this increased the probability that the farmer used center pivot irrigation by 66 percentage points. A peer that used pivot irrigation decreased the proportion of irrigated land that used …


Exploring How Maternal Phosphorus Status Affects Calf Growth And Performance, Elizabeth Lafferty, Beth Kegley, Brittni Littlejohn, Jeremy Powell Jan 2021

Exploring How Maternal Phosphorus Status Affects Calf Growth And Performance, Elizabeth Lafferty, Beth Kegley, Brittni Littlejohn, Jeremy Powell

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

Phosphorus is an important component of bodily functions and is critical for adequate growth and development. This experiment evaluated the effect of maternal phosphorus intake on the growth and health of the calves. Treatments were 1) a free-choice mineral containing no supplemental P or 2) a free-choice mineral with 4% supplemental phosphorus. Primiparous, or pregnant for the first time, crossbred Angus beef cows (n = 36) were stratified by body weight and pregnancy status (bred by artificial insemination or natural service) then assigned to pasture groups (4 groups, 2/treatment, 9 heifers/group). These bred heifers had been receiving these same dietary …


Contents, Discovery Editors Jan 2021

Contents, Discovery Editors

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

No abstract provided.


Letter From The Faculty Editor, Beth Kegley Jan 2021

Letter From The Faculty Editor, Beth Kegley

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

No abstract provided.


Instructions For Authors, Discovery Editors Jan 2021

Instructions For Authors, Discovery Editors

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

No abstract provided.


Featured Faculty Mentor And Student Explore The Dynamics Of This Research Relationship, Alejandro Rojas, Evan Buckner Jan 2021

Featured Faculty Mentor And Student Explore The Dynamics Of This Research Relationship, Alejandro Rojas, Evan Buckner

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

No abstract provided.


Discovery: The Student Journal Of Dale Bumpers College Of Agricultural, Food And Life Sciences - Volume 22 2021, Several Authors Jan 2021

Discovery: The Student Journal Of Dale Bumpers College Of Agricultural, Food And Life Sciences - Volume 22 2021, Several Authors

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

No abstract provided.


Letter From The Dean, Deacue Fields Jan 2021

Letter From The Dean, Deacue Fields

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

No abstract provided.