Bumpers College Names Gamma Sigma Delta Poster and Oral Presentation Winners
Daniel O'Brien (left) in horticulture won the Ph.D. Oral Presentation Flight II title, Annegret Jamasch (center) in food science won the Master's Poster Presentation Flight I division and Srusti Maddala in crop science won the Undergraduate Oral Presentation category.
FAYETTEVILLE, Ark. – Undergraduate, master's degree and doctoral student winners from the Dale Bumpers College of Agricultural, Food and Life Science's annual Gamma Sigma Delta Poster and Oral Competition have been announced.
Gamma Sigma Delta is the Honor Society of Agriculture. The competition was March 15 at the Pauline Whitaker Animal Science Center and the top three finishers have been named in each category.
Undergraduate Poster Division:
- 1st – Ryan Grewe, crop, soil and environmental sciences, "Influence of Concentration and Volume on Crop Response to Dissolved Herbicides in Irrigation Water" (first place only awarded)
Undergraduate Oral Presentation Division:
- 1st – Srusti Maddala, crop, soil and environmental sciences, "Microdialysis: A Potential Technique for Measuring In-Situ Nitrogen Flux"
- 2nd – Autumn Brown, horticulture, "Estimation of Additive and Dominance Effects of a Mutant Glutathione S-Transferase Gene on Anthocyanin Content in Muscadine Grape (Vitis rotundifolia)"
- 3rd – Jacob Maris, crop, soil and environmental sciences, "Variable Biomass in Farm Ponds with Rice and Barley Straw added as an Inhibitor to Algal Growth"
Master's Poster Division (Flight I):
- 1st – Annegret Jamasch, food science, "Development and Evaluation of Limited Water Soaking Condition on the Fortification of Rice by Parboiling"
- 2nd – Hannah Wright, crop, soil and environmental sciences, "Differential Tolerance of Rice Cultivars to Sequential Applications of Florpyrauxifen-benzyl"
- 3rd – Owen France, crop, soil and environmental sciences, "Does Sensitivity Among Dicamba Cultivars Vary to a Low Dose of Dicamba?"
Master's Poster Division (Flight II):
- 1st – Diego Lunga, crop, soil and environmental sciences, "Chamber Effects on Soil Moisture and Plant Productivity in Furrow-irrigated Rice on a Silt-loam Soil"
- 2nd – Catherine Dobbins, agricultural education, communication and technology, "A Qualitative Needs Assessment of Arkansas Urban Agriculturalists"
- 3rd – Jake Patterson, crop, soil and environmental sciences, "Assessment of Rice Varietal Tolerances to Benzobicyclon Applied at Different Growth Stages"
Master's Oral Presentation Division (Flight I):
- Jacob Richburg, crop, soil and environmental sciences, "Assessing the Need for Postemergence Herbicide Applications in Brake-Treated Cotton"
- Caio dos Santos, crop, soil and environmental sciences, "Soybean Phenology Prediction Tool for the Midsouth"
- Zachary Winn, crop, soil and environmental sciences, "Evaluation of Yield and Major QTL Effects on Heterosis in Hybrid Southern Soft Red Winter Wheat"
Master's Oral Presentation Division (Flight II):
- Samuel Park, crop, soil and environmental sciences, "Quantifying Nitrous Oxide Flux from Soil After Surface Application of Excreta from Ruminants Fed Alternative Forage-based Diets"
- Robyn Mulloy, crop, soil and environmental sciences, "Evaluating the Potential Impact of Late-Season Nitrogen Applications on Grain Yield in Furrow-Irrigated Corn"
- Pamela Lima, crop, soil and environmental sciences, "Does the Insertion of Palmer Amaranth ppo2 (ΔG210) Gene Confer Resistance to Fomesafen in Rice?"
Ph.D. Poster Division:
- 1st – Aubree Worden, food science, "Age, Not Protein Source, Influences Energy Metabolism and Appetite in Response to Breakfast"
- 2nd – Thadeus Beekman, food science, "Odors of Waiting Staff Modulate Patrons' Eating Behavior and Experience"
- 3rd – Niyi Omidire, crop, soil and environmental sciences, "Soybean Response to Recycled Nutrients from Wastewater"
Ph.D. Oral Presentation Division (Flight I):
- 1st – Zachary Lancaster, crop, soil and environmental sciences, "Reducing Off-Target Movement of Dicamba be Reduced with See & Spray Technology?"
- 2nd – Justin Chlapecka, crop, soil and environmental sciences, "Nitrogen Management of Furrow Irrigated Rice on Clay Soil"
- 3rd – Michelle Siaw, food science, "Chemical Components on Porosity and Mechanical Properties of Rice Kernels"
Ph.D. Oral Presentation Division (Flight II):
- Daniel O'Brien, horticulture
- Faye Smith, crop, soil and environmental sciences, "Spatial Heterogeneity of Soil Properties and Fungal Diversity in a Mounded Wet Prairie System"
- Maria Zaccaro, crop, soil and environmental sciences, "Can dicamba be translocated into developing soybean seed after exposure to simulated drift?"
Students received $150 prizes for first place, $100 for second and $50 for third.
About the Dale Bumpers College of Agricultural, Food and Life Sciences: Bumpers College provides life-changing opportunities to position and prepare graduates who will be leaders in the businesses associated with foods, family, the environment, agriculture, sustainability and human quality of life; and who will be first-choice candidates of employers looking for leaders, innovators, policy makers and entrepreneurs. The college is named for Dale Bumpers, former Arkansas governor and longtime U.S. senator who made the state prominent in national and international agriculture. For more information about Bumpers College, visit our website, and follow us on Twitter at @BumpersCollege and Instagram at BumpersCollege.
About the University of Arkansas: The University of Arkansas provides an internationally competitive education for undergraduate and graduate students in more than 200 academic programs. The university contributes new knowledge, economic development, basic and applied research, and creative activity while also providing service to academic and professional disciplines. The Carnegie Foundation classifies the University of Arkansas among only 2.7 percent of universities in America that have the highest level of research activity. U.S. News & World Report ranks the University of Arkansas among its top American public research universities. Founded in 1871, the University of Arkansas comprises 10 colleges and schools and maintains a low student-to-faculty ratio that promotes personal attention and close mentoring.
Robby Edwards, director of communications
Dale Bumpers College of Agricultural, Food and Life Sciences
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