S04 Soil Fertility & Plant Nutrition Session: S4-S8 Graduate Student Poster Competition (ASA, CSSA and SSSA Annual Meetings (San Antonio, TX

Poster #424

Responsiveness to Soil Phosphorus and Arbuscular Mycorrhizal Fungi by Striga-Susceptible and Striga-Resistant Sorghum Genotypes.
Alicia B. Leytem, Oregon State University; Jennifer L. Parke, Oregon State University

127-2

Poster #425

Improving Poultry Waste Nitrogen Use Efficiency In Wheat Production.
Canon Engoke, North Carolina State University; Carl Crozier, NC State Univ. Soil Science Dept; Thomas Smyth, North Carolina State University; Deanna Osmond, Dept. of Soil Science/North Carolina State University

127-3

Poster #426

Local Reference: An Approach for Site-Specific Nitrogen Fertilization Using Active Canopy Sensors.
Luciano S. Shiratsuchi, University of Nebraska - Lincoln; Richard B. Ferguson, University of Nebraska - Lincoln; John Shanahan, Pioneer Hi-Bred International, Inc.; Viacheslav Adamchuck, McGill University; Dennis Francis, ARS / USDA; Michael R. Schlemmer, ARS / USDA; Brian Krienke, University of Nebraska - Lincoln

127-4

Poster #427

Enhanced Efficiency Phosphorus Application for a Corn-Soybean Rotation.
Christopher Dudenhoeffer, University of Missouri; Kelly Nelson, Center for Agroforestry, University of Missouri; Peter Motavalli, University of Missouri; Bruce Burdick, University of Missouri; David Dunn, University of Missouri

127-5

Poster #428

Comparison of Soil pH Measured In Water and Calcium Chloride to Predict Crop Response to Lime In Iowa.
Agustin Pagani, Iowa State University; Antonio P. Mallarino, Iowa State University

127-6

Poster #429

Estimating Availability of Applied K In K-Fixing Soils.
Gordon Rees, University of California, Davis; Randal Southard, UCD; G. Stuart Pettygrove, University of California-Davis

127-7

Poster #430

Evaluation of Growth, Yield, Water and Nitrogen Balance in Rice –Maize Rotation Grown Under Aerobic and Flooded Irrigation Conditions in Semi-Arid Tropics.
Dakshina Murthy Kadiyala, University of Florida; Yuncong Li, Tropical Research and Education Center, University of Florida; Rao Mylavarapu, University of Florida; Devender Reddy Metuku, ANGRAU

127-8

Poster #431

Effects of Biosolids Types On Nitrogen Availability Under Varying Tillage Practices.
Jinling Li, Virginia Tech; Gregory Evanylo, Virginia Tech; Xunzhong Zhang, Virginia Tech

127-9

Poster #432

Redox Potential Changes As Related to Greenhouse Gas Emissions in Arkansas Rice Soils.
Christopher Rogers, University of Arkansas; Kristofor Brye, University of Arkansas; Trenton Roberts, University of Arkansas; Richard Norman, University of Arkansas; Anthony Fulford, University of Arkansas

127-10

Poster #433

Usefulness of Leaf Greeness Intencity to Determine Sulfur Status of Corn.
Agustin Pagani, Iowa State University; Hernan E. Echeverria, National University of Mar del Plata - INTA Balcarce, Argentina

127-11

Poster #434

Soil N Dynamics As Affected by Band-Injected UAN with and without Instinct™ Nitrogen Stabilizer.
Blucher Menelas, Purdue University; Brad Joern, Purdue University; James Camberato, Purdue University

127-12

Poster #435

Phosphorus Determination In Long-Term No-Tillage Rotation Study.
Catherine Fleming, Virginia Polytechnic Institute and State University; Mark Reiter, Virginia Polytechnic Institute and State University; Rory Maguire, Virginia Tech; Jason Warren, Oklahoma State University; Steve Phillips, International Plant Nutrition Institute

127-13

Poster #436

Nitrogen Partioning and Budget Assessment for Potato Cultivation: Environmental Implications.
Rishi Prasad, University of Florida; George Hochmuth, University of Florida; Christopher Martinez, University of Florida

127-14

Poster #437

Comparison of Exactrix and Conventional Fertilizer Application In Corn.
Jacob Becker, Texas AgriLife Research and Extension Service; Brent Bean, Texas AgriLife Research and Extension Service; Mark McFarland, Texas AgriLife Extension Service; Tony Provin, Texas A&M University

127-15

Poster #438

Rootworm Resistant Hybrids Increase Removal of Mineral Nutrients Compared to Non-Resistant Isolines.
Ross R. Bender, University of Illinois Department of Crop Sciences; Jason Haegele, University of Illinois Department of Crop Sciences; Matias Ruffo, Mosaic Company; Frederick E. Below Jr., University of Illinois

127-16

Poster #439

Compost Impacts On An Irrigated Potato Production System.
Alexander Lindsey, Michigan State University; Karen Renner, Michigan State University; Wesley Everman, North Carolina State University

127-17

Poster #440

By-Plant Nitrogen Fertilization In Maize (Zea mays L.) Using Normalized Difference Vegetation Index.
Jeremiah Mullock, Oklahoma State University; BeeKhim Chim, Oklahoma State University; Jonathan Kelly, Oklahoma State University; Guilherme Torres, Oklahoma State University; William Raun, Oklahoma State University

127-18

Poster #441

Counting Fired Leaves: A Potential Method for Evaluating Nitrogen Sufficiency In Grain Sorghum.
Antonio R. Asebedo, Kansas State University; David Mengel, Kansas State University

127-19

Poster #442

Determination of Poultry Litter's Nitrogen-Fertilizer Value for Winter Wheat Production.
Brett L. Gordon, University of Arkansas; Nathan Slaton, University of Arkansas; Colin Massey, University of Arkansas; Russell DeLong, University of Arkansas

127-20

Poster #443

Effect of Seed Distribution and Population On Maize (Zea mays L.) Grain Yield.
Bee Khim Chim, Oklahoma State University; William Raun, Oklahoma State University; Jeremiah Mullock, Oklahoma State University; Emily Ruto, Oklahoma State University; Kevin Waldschmidt, Oklahoma State University; Guilherme Torres, Oklahoma State University; Yesuf Mohammed, Oklahoma State University; Natasha E. Macnack, Oklahoma State University

127-21

Poster #444

Availability of Phosphorus In Manure From Beef Cattle Feedlot Systems Evaluated by Soil Testing.
Nicolas E. Dagna, Iowa State University; Antonio P. Mallarino, Iowa State University; Mazhar U. Haq, Iowa State University

127-22

Poster #445

Nitrogen and Sulfur Fertility Effect On Canola (Brassica napus) Protein Content and Fatty Acid Profile.
Warren Hammac, Washington State University; William Pan, Washington State University; Richard Koenig, Washington State University; Ian Burke, Washington State University

127-23

Poster #446

Potassium Uptake, Removal, and Recycling with Residue In Corn and Soybean.
Ryan R. Oltmans, Iowa State University; Antonio P. Mallarino, Iowa State University; Carlos X. Villavicencio, Iowa State University

127-24

Poster #447

Nitrogen Transformations In Broiler Litter As Affected by Relative Humidity.
Kate B. Cassity, Univeristy of Georgia; Miguel Cabrera, Univeristy of Georgia; David Kissel, Univeristy of Georgia; Jason Mowrer, Univeristy of Georgia

127-25

Poster #448

Nitrogen Use Efficiency of Biomass Grasses Using Chemical and Organic Nitrogen Fertilizers.
Lucia Acosta-Gamboa, Arkansas State University; V. Steven Green, Arkansas State University

127-26

Poster #449

Improving Manure Management to Balance Nitrogen Use Effeciency and Environmental Trade-Offs.
Emily Duncan, Pennsylvania State University; Curtis J. Dell, USDA-ARS; Peter Kleinman, USDA-ARS; Douglas Beegle, The Pennsylvania State University; Heather Karsten, Pennsylvania State University

127-27

Poster #450

Precision Agroecology: Management of Wheat Density to Optimize Nitrogen and Water Use.
Tabitha T. Brown, Washington State University; David Huggins, USDA-ARS; C. Kent Keller, Washington State University; Jeff Smith, USDA-ARS; Chad Kruger, Washington State University

127-28

Poster #451

Sensing Soybean Canopy Development Responses to P and K Nutritional Stress.
Martin Navarro, University of Kentucky; John H. Grove, University of Kentucky; Chad D. Lee, University of Kentucky

127-29

Poster #500

Using An Active Optical Sensor to Improve Nitrogen Management In Corn Production.
Donato Titolo, University of Kentucky; John H. Grove, University of Kentucky; Greg J. Schwab, University of Kentucky

127-30

Poster #501

Mineral Nutrient Recovery From Pyrolysis Systems.
Jatara Wise, Texas A&M University; Donald Vietor, Texas A&M University; Tony Provin, Texas A&M University; Derek H. Husmoen, Texas A&M University; Matthew Keough, Texas A&M University; Sergio Capareda, Texas A&M University; Clyde Munster, Texas A&M University; Akwasi Boateng, Eastern Regional Research Center, ARS-USDA

127-31

Poster #502

Distillers Dried Grains Impacts on Laying Hen Phosphorus Excretion and Phosphorus Transformations During Litter Storage.
Branly Eugene, Purdue University; Brad C. Joern, Purdue University; Todd J. Applegate, Purdue University

127-32

Poster #503

Quantifying the Relationship Between Soil P Measures and P Loss by Runoff for Manitoba Soils Under Field Conditions.
Daniel Rheault, University of Manitoba; Donald Flaten, University of Manitoba; Wole Akinremi, University of Manitoba; Gordon Goldsborough, University of Manitoba

127 S4-S8 Graduate Student Poster Competition

Poster Session