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Full-Text Articles in Life Sciences

Economic Contribution Of Agriculture And Food To Arkansas’ Gross Domestic Product 1997-2021, Leah English, Jennie Popp Nov 2022

Economic Contribution Of Agriculture And Food To Arkansas’ Gross Domestic Product 1997-2021, Leah English, Jennie Popp

Research Reports and Research Bulletins

Agricultural production, processing, and retail industries are major contributors to Arkansas’ GDP. Agriculture contributes to the state economy through direct agricultural production, value-added processing, and agricultural retail activities. The Agriculture and Food Sector, which is comprised of agricultural production, processing, and retail industries, promotes economic strength through various interactions with other industries. The use of non-agricultural goods and services as inputs into the agricultural sector promotes diversified growth in Arkansas’ economy and thus plays a vital role in maintaining economic stability throughout the state. This report 1) compares the relative size of the Agriculture and Food Sector in Arkansas with …


The Effect Of Plant Elicitor Peptide On Nematode Infected Soybean, Siyang Liu Aug 2022

The Effect Of Plant Elicitor Peptide On Nematode Infected Soybean, Siyang Liu

Graduate Theses and Dissertations

Soybean (Glycine max), an important economic crop native to East Asia, is grown worldwide for its edible beans. Soybean plants are vulnerable to a wide range of diseases, and nematodes are among the worst pests of soybean. The southern root-knot nematode (Meloidogyne incognita) and soybean cyst nematode (Heterodera glycines) are both notable nematode pests of soybean, with the soybean cyst nematode causing more than 30% of total yield loss in the US. Numerous attempts have been made to control soybean nematodes over the past several decades, and genetic engineering technology has received a lot of attention in recent years. Plant …


Are Some Analysts Superior At Forecasting World Grain Supplies?, Emmie M. Noyes May 2022

Are Some Analysts Superior At Forecasting World Grain Supplies?, Emmie M. Noyes

Agricultural Economics and Agribusiness Undergraduate Honors Theses

Whether agriculture is how you make your living or simply a means of putting food on your table, the prices of agricultural commodities and products affect us all. When buying and selling agricultural commodities, both farmers and firms use futures markets. Futures markets help minimize price risk, which is important to both sides of the transaction.

Recently, private analysis firms have started to forecast the information contained in the USDA’s WASDE report. This is relevant because future prices react to new information contained in WASDE reports. These firms will release their information a few days before the WASDE comes out …


Teaching Programmable Microcontrollers To Novice Users In A College Of Agriculture: Effects On Attitude, Self-Efficacy, And Knowledge, Grant T. Hood May 2022

Teaching Programmable Microcontrollers To Novice Users In A College Of Agriculture: Effects On Attitude, Self-Efficacy, And Knowledge, Grant T. Hood

Graduate Theses and Dissertations

This thesis consists of two articles that examined an instructional treatment based on the use of Arduino UNO R3 programmable microcontrollers in a fundamentals of agriculture systems technology course at the University of Arkansas. The first article examined students’ breadboarding and programming self-efficacy and knowledge of Arduino. The treatment consisted of a three-class-period instructional treatment, starting with a pretest before instruction to measure students’ baseline interest, knowledge, and self-efficacy of breadboarding and programming Arduino. This was followed with a short 30-minute instructional video explaining basic Arduino programming and breadboarding. Next a hands-on laboratory activity requiring students to breadboard and program …


Quantifying The Relationship Between Pond Size And Water Quality, Rebekah Mason May 2022

Quantifying The Relationship Between Pond Size And Water Quality, Rebekah Mason

Crop, Soil and Environmental Sciences Undergraduate Honors Theses

The water quality of ponds, streams, and groundwater is at risk due to agricultural and urban development. Implementation of ponds near developmental areas can act as catchment sites to reduce further water pollution (Bichsel et al., 2015). However, maintenance of pond water quality is necessary for continued water supply to livestock and general recreational use. The present study aimed to determine the relationship between pond size (surface area range from 142 to 5336 m2) and water quality. Analysis of water quality parameters, including dissolved oxygen, nitrate, phosphate, and chlorophyll-a, were conducted during the summer of 2021 and winter …


The Last Leg: A Social Sustainability Assessment Of Ovine Agriculture, Sydney Golding May 2022

The Last Leg: A Social Sustainability Assessment Of Ovine Agriculture, Sydney Golding

International and Global Studies Undergraduate Honors Theses

Post-war agricultural transformations and the rise of Sustainability discourses have dictated the trajectory of sector industries. The implications of agriculture in lateral policy schemes have neglected the careful consideration of the social health of farmers in decision-making processes, creating a greater divide between the interests of the state and our once revered providers. This study aims to capture the complexity of social matters in agriculture within the specific context of sheep farming in the United Kingdom and the United States and how the concurrent systems have adapted considering the impacts of relevant contemporary historical contexts. The principles of Janker, Mann, …