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749 Nitrogen in Agricultural Systems - Monograph (Posters)
(S04 Soil Fertility & Plant Nutrition)

Wednesday, 8 October 2008: 10:00 AM
George R. Brown Convention Center, Exhibit Hall E
749-1
473
Origin and Distribution of Nitrogen in Soil.
R. Paul Voroney, University of Guelph; David D. Derry, University of Guelph
749-2
474
Forms of Inorganic Nitrogen.
Kevin F. Bronson, Texas A&M University - Texas AgriLife Research
749-3
475
Ammonium, Ammonia, and Urea Reactions in Soils.
David E. Kissel, University of Georgia; Sivapatham Paramasivam, Savannah State University; Miguel L. Cabrera, University of Georgia
749-4
476
Nitrification in Agricultural Soils, Microbial Players and Their Interactions with Management.
Jeanette Norton, Utah State University
749-5
477
Gaseous Losses of Nitrogen Other Than Through Denitrification.
Dennis Francis, USDA-ARS; Merle F. Vigil, USDA-ARS; Arvin Mosier, University of Florida
749-6
478
Biological Denitrification.
M.S. Coyne, University of Kentucky
749-7
479
Biological Dinitrogen Fixation in Agriculture.
Michael Russelle, USDA-ARS
749-8
480
Organic Forms of Soil Nitrogen.
Daniel Olk, USDA-ARS, National Soil Tilth Lab.
749-9
481
Nitrogen Availability.
Tim Griffin, USDA-ARS
749-10
482
Nitrogen from Animal Manures.
Douglas Beegle, Pennsylvania State Univ.; Keith Kelling, University of Wisconsin-Madison; Michael Schmitt, University of Minnesota
749-11
483
Nitrogen Mineralization and Immobilization: New Thoughts on Old Themes.
David D. Myrold, Oregon State University; Peter J. Bottomley, Oregon State University
749-12
484
Nitrogen Transformations in Submerged Soils.
Roland J. Buresh, International Rice Research Inst.; K. R. Reddy, University of Florida; Chris Van Kessel, University of California-Davis
749-13
485
Recycling of Nitrogen through Land Application of Agricultural, Municipal, and Industrial By-products.
J. Thomas Sims, University of Delaware; Richard Stehouwer, Pennsylvania State Univ.
749-14
486
Crop Nitrogen Requirement and Fertilization.
John (Jack) Meisinger, USDA-ARS; James Schepers, USDA-ARS; W.R. Raun, Oklahoma State University
749-15
487
Soil Nitrogen Budgets.
John (Jack) Meisinger, USDA-ARS; Francisco J. Calderon, USDA-ARS; David Jenkinson, Rothamsted Experimental Station
749-16
488
Nitrogen Balances at Ecosystem, Landscape, Regional and Global Scales.
Peter Groffman, Cary Institute of Ecosystem Studies
749-17
489
Nitrogen Management for Improved Use Efficiency.
William R. Raun, Oklahoma State University; James S. Schepers, USDA-ARS
749-18
490
Nitrogen Management to Protect Water Resources.
Gyles Randall, University of Minnesota; Jorge Delgado, USDA-ARS; James S. Schepers, USDA-ARS
749-19
491
Advances in Methodology for Research on Nitrogen Transformations in Soils.
R. L. Mulvaney, University of Illinois-Urbana-Champaign
749-20
492
Modeling of the Nitrogen Cycle.
Miguel L. Cabrera, University of Georgia; Jean-Alex Molina, University of Minnesota; Merle Vigil, USDA-ARS
749-21
493
Economic Implicatons of Public Policies to Change Agricultural Nitrogen Use and Management.
Stan Daberkow, U.S. Dept. Agric.; Marc Ribaudo, U.S.DA-Economic Research Service; Otto Doering, Purdue University
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