Session: Div. S04 Graduate Student Competition

Effect of Zinc On the Corn Yield On a Carbonate Chernozem (mollisol) Soil.
Vasile Cerven, Mississippi State Univ., North Mississippi Res. & Ext. Center

Wheat Yield and Disease Response to Amending Soil with Silicon.
M. Provance-Bowley, Rutgers State Univ.; Joseph Heckman, Rutgers State Univ.

Calcium/Magnesium Ratio and Water Potential Effects On Forage Quality and Pectin Content.
Rishi Prasad, WVU; Louis M McDonald, WVU; William B Bryan, WVU; Edward B Rayburn, WVU

Forage Radish and Rye Cover Crop Effects On Phosphorus Cycling and Soil Test Phosphorus.
Charles M. White, Univ. of Maryland; Ray R. Weil, Univ. of Maryland

The Effect of Harvest Date and Photoperiod On Yield and NO₃-N Concentrations in Organic Leafy Greens.
Haly L. Ingle, Washington State Univ.; Rich Koenig, Washington State Univ.; John Reganold, Washington State Univ.; Carol Miles, Washington State Univ.; Teresa Cerny-Koenig, Washington State Univ.

Elemental Composition of Fruit, Leaf Blades, and Petioles of Strawberry Plants Grown with Alternatives to Methyl Bromide Soil Fumigation.
JJ Scurich, Cal Poly, San Luis Obispo, CA

Early Season Nutrient Uptake From Combinations of Nitrogen, Phosphorus, and Potassium Applied in Starter Fertilizer On Two Corn Hybrids.
Michael Pinney, Univ. of Minnesota; Daniel Kaiser, Univ. of Minnesota

Evaluation of Triple Super Phosphate as Foliar Fertilizer.
Guilherme Martin Torres, Oklahoma State Univ.; Jacob Vossenkemper, Oklahoma State Univ.; Yumiko Kanke, Oklahoma State Univ.; Daniel Edmonds, Oklahoma State Univ.; William Raun, Oklahoma State Univ.

Effects of Diversified Cropping Systems On Soil Quality and the Economics of Dry Land and Irrigated Production Systems in Wyoming.
Eusebius Mukhwana, Univ. of Wyoming; Jay B. Norton, Univ. of Wyoming

Foliar Fertilizer and Pyraclostrobin Fungicide Combinations for Corn.
John M. Shetley, Univ. of Missouri; Kelly A. Nelson, Univ. of Missouri; Bruce A. Burdick, Univ. of Missouri; Peter P. Motavalli, Univ. of Missouri; William E. Stevens, Univ. of Missouri; Laura E. Sweets, Univ. of Missouri

Release of Inorganic Nitrogen and Phosphorus From Poultry Litter Amended with Acidified Biochars.
Sarah Doydora, Univ. of Georgia; Miguel Cabrera, Univ. of Georgia; K.C. Das, Univ. of Georgia; Julia Gaskin, Univ. of Georgia; Leticia Sonon, Univ. of Georgia; William Miller, Univ. of Georgia; Christoph Steiner, Univ. of Georgia

Refining Yield Potential Algorithms in Maize (Zea mays L.) Based On Plant Height, Competition, NDVI, and Stalk Diameter.
J.P. Kelly, Oklahoma State Univ.; D.E. Edmonds, Oklahoma State Univ.; Jared Crain, Oklahoma State Univ.; Yumiko Kanke, Oklahoma State Univ.; R.K. Taylor, Oklahoma State Univ.; J.B. Solie, Oklahoma State Univ.; William R. Raun, Oklahoma State Univ.

Spatially Variable Composted Nitrogen and Phosphorus Mineralization Rates in Southeast Idaho Irrigated Alfalfa.
Matt Yost, Brigham Young Univ.; Jared D. Williams, Brigham Young Univ.

Composting, Tillage, and Rotation Effects On Soil Fertility and Physical Properties of Cultivated Soils.
Galen E. Woodward, Brigham Young Univ.; Jared D. Williams, Brigham Young Univ.; Blake D. Willis, Brigham Young Univ.; Bryan G. Hopkins, Brigham Young Univ.

An Evaluation of the Changes in Soil Test Potassium in Kentucky Soils Following Incubation and the Addition of 6 K Fertilizer Rates.
Amanda A. Martin, Univ. of Kentucky; G.J. Schwab, Univ. of Kentucky

Soil Fertility in the Big South Fork National River and Recreation Area Based On Geology and Landscape Position.
Ryan Blair, Univ. of Tennessee; Andrew C. Sherfy, Univ. of Tennessee; Dustin Graham, Univ. of Tennessee; Amy Johnson, Univ. of Tennessee; John Ammons, Univ. of Tennessee; Robert Freeland, Univ. of Tennessee

QTL Mapping of Basal Root Whorl Number in Common Bean (Phaseolus vulgaris L).
Magalhaes Amade Miguel, Pennsylvania State Univ.; Kathleen Brown, Pennsylvania State Univ.; Matthew Blair, CIAT; Jonathan Lynch, Pennsylvania State Univ.

Evaluation of Nutritive Value of Pueraria Montana (kudzu) During the Growing Season.
Shawn M. Kelly, Clemson Univ.; Elena Mikhailova, Clemson Univ.; Christopher Post, Clemson Univ.; Julia Sharp, Clemson Univ.; Knight Cox, Clemson Univ.; David Guynn, Clemson Univ.; Debbie Cherney, Cornell Univ.

Efficacy of Commonly Used Extractants for Determining P Retention Capacity in Florida Soils.
Debolina Chakraborty, Univ. of Florida; Vimala D. Nair, Univ. of Florida; Willie G. Harris, Univ. of Florida

Space-Time Adaptive Nitrogen Management in Maize: Combining NIR Spectroscopy and Simulation Modeling.
Chris Graham, Cornell Univ.; Harold M. van Es, Cornell Univ.; Jeff Melkonian, Cornell Univ.; David Laird, USDA-ARS, Natl. Soil Tilth Lab.

On-Farm Evaluation of Fluid Starter Potassium Fertilization for Corn Using Precision Agriculture Technologies.
Nicolas Bergmann, Iowa State Univ.; Antonio P. Mallarino, Iowa State Univ.; Daniel E. Kaiser, Univ. of Minnesota

Impact of Conservation Tillage and P and K Management On Rain-Fed Soybean Production.
B. S. Farmaha, Univ. of Illinois, Urbana-Champaign; F. G. Fernandez, Univ. of Illinois; Kristin Greer, Univ. of Illinois; W. C. Decker, Univ. of Illinois, Urbana-Champaign

Comparison of Soil Buffer pH Methods to Determine Lime Requirement in Iowa.
Agustin Pagani, Iowa State Univ.; Antonio P. Mallarino, Iowa State Univ.

Effects of Sampling Time, Soil Moisture Content, and Extractant On Soil Test Potassium Levels.
Lauren F. Vitko, Univ. of Wisconsin, Madison; Carrie A.M. Laboski, Univ. of Wisconsin, Madison; Todd W. Andraski, Univ. of Wisconsin, Madison

Can Allelopathic Rice (Oryza sativa) Effectively Inhibit Nitrification?.
Warshi Dandeniya, Cornell Univ.; Janice Thies, Cornell Univ.; Antonio DiTommaso, Cornell Univ.

Effect of Nitrogen Mineralization of Organic Amendments On Yield and Protein of Winter Wheat in the Northeast.
Susan Monahan, Univ. of Vermont; Sidney Bosworth, Univ. of Vermont; Heather Darby, Univ. of Vermont Ext.

Agronomic and Environmental Effects of Swine Manure Applications in Ohio Soybean Production Systems.
Keith A. Diedrick, Ohio State Univ., OARDC; Robert W. Mullen, Ohio State Univ., OARDC