585 Soil Nitrogen and Nitrogen Management (Graduate Student Oral Competition)

Oral Session
S04 Soil Fertility & Plant Nutrition
This session includes papers on soil nitrogen mineralization and response to nitrogen management.
Monday, 6 October 2008: 8:55 AM-11:15 AM
George R. Brown Convention Center, 360F

Michael Wagger
8:55 AM
Introductory Remarks
9:00 AM
Using Optical Sensors to Enhance N Use Efficiency in Sorghum.
Andrew Tucker, Kansas State Univ.; David Mengel, Kansas State Univ.
9:15 AM
Assessing Winter Wheat Response to N Using the Amino Sugar-Nitrogen Test.
David P. Wall, North Carolina State Univ.; P. Randall Weisz, North Carolina State University; Carl Crozier, North Carolina State University; Jeffrey White, North Carolina State Univ.; Ronnie Heiniger, North Carolina State Univ.
9:30 AM
Manure and Cover Crops Effect on Nitrogen Dynamics in No-till Soil.
J. Hoorman, Ohio State Univ. Ext. Center at Lima; Alan Sundermeier, Ohio State Univ., OARDC; Chris Bruynis, The Ohio State University Extension; Yogendra Raut, Ohio State Univ. South Centers; Khandakar Islam, Ohio State Univ., OARDC
9:45 AM
Nitrogen Availability to Turfgrass from Pelletized Broiler Litter.
Amy Sprinkle, University of Delaware; David Hansen, Univ. of Delaware; Susan White, Univ. of Delaware
10:00 AM
10:15 AM
Effect of Nutrisphere on Ammonia Volatilization Loss of Urea and the Grain Yield of Drill-Seeded, Delayed Flood Rice.
Alice J. Enochs, University of Arkansas; Trenton Roberts, University of Arkansas; Timothy Walker, Mississippi State Univ.; Richard Norman, University of Arkansas; Charles Wilson Jr., Rice Research & Extension Center
10:30 AM
Irrigation and Nitrogen Management Effects on Potato Production and Nitrate Leaching in Northeast Florida.
Yandi Fan, University of Florida; Rao Mylavarapu, University of Florida; Chad Hutchinson, University of Florida
10:45 AM
Estimating Nitrogen Use Efficiency (NUE) with the Ramp Calibration Strip Fertilization Strategy and an Update of Oklahoma's Extension Program.
Daniel Edmonds, Oklahoma State Univ.; Michael Daft, Monsanto; B.B. England, Oklahoma State Univ.; William Raun, Oklahoma State University; J.B. Solie, Oklahoma State University; Randy Taylor, Oklahoma State Univ.
11:00 AM
Nitrogen Recommendations for Rice in Arkansas Using the Illinois Soil Nitrogen Test and Direct Steam Distillation.
Trenton Roberts, University of Arkansas; Richard Norman, University of Arkansas; Nathan Slaton, University of Arkansas; William Ross, Univ. of Arkansas Coop. Ext. Service; Charles Wilson Jr., University of Arkansas; Mark S. Reiter, University of Arkansas
11:15 AM