Tuesday, 14 November 2006: 8:00 AM
205: Symposium--New Advances in Understanding and Quantification of Plant N Uptake
Sponsor:S08 Nutrient Management & Soil & Plant Analysis
Presiding:Liwang Ma, USDA-ARS
 Introductory Remarks
 Modelling N Fixation and its Relationship to N Uptake in the CROPGRO Model.
Kenneth Boote, Univ of Florida, Agronomy Dept, James W. Jones, Univ of Florida, Gerrit Hoogenboom, Univ of Georgia, Dept Biol & Ag Eng, Keith Ingram, IFAS, Dept Agricultural and Biological Eng
 Modelling of Nitrate Uptake, N Translocation and Remobilization Based on Short Term 15N Labelling in Brassica napus L..
Alain OURRY, UMR INRA UCBN 950 Ecophysiologie Vegetale, Agronomie et nutritions N, C, S, Frédéric Meuriot, UMR INRA UCBN 950 Ecophysiologie Vegetale, Agronomie et nutritions N, C, S, Philippe Malagoli, UMR INRA UCBN 950 Ecophysiologie Vegetale, Agronomie et nutritions N, C, S, Philippe Lainé, UMR INRA UCBN 950 Ecophysiologie Vegetale, Agronomie et nutritions N, C, S, Erwan Le Deunff, UMR INRA UCBN 950 Ecophysiologie Vegetale, Agronomie et nutritions N, C, S
 Modelling Water and N Uptake and Responses in Models of Wheat, Potatoes and Maize.
Peter D. Jamieson, NZ Institute For Crop & Food Research, Robert F. Zyskowski, NZ Institute For Crop & Food Research, Frank Y. Li, NZ Institute For Crop & Food Research
 Break
 From Microbial Activities to Root Uptake Kinetics: The Role of Rhizospheric Biology in Plant Nitrogen Uptake.
Hormoz BassiriRad, Univ of Illinois at Chicago, Vincent Gutschick, New Mexico State Univ
 Modelling Crop N Dynamics in the APSIM Generic Crop Template.
Erik J. Van Oosterom, Agricultural Production Systems Research Unit, Graeme L. Hammer, Agricultural Production Systems Research Unit, Scott C. Chapman, CSIRO Plant Industry, Greg McLean, Agricultural Production Systems Research Unit
 Quantifying Plant N Uptake with 3D Root Architecture.
Lianhai Wu, Scottish Agricultural College, John A. Baddeley, Scottish Agricultural College, Christine A. Watson, Scottish Agricultural College
 A Simple Procedure to Model N Uptake Based on the Single Root Concept.
Sřren Hansen, Royal Veterinary and Agricultural Univ
 Lunch Break
 Root Development and Mineral Nitrogen Absorption.
Arnold J. Bloom, Univ of California Davis, Leslie B. Randall, Univ of California Davis
 Roots Below One Meters Depth Are Important for Nitrate Uptake by Annual Crops.
Hanne L. Kristensen, Danish Institute of Agricultural Sciences, Kristian Thorup-Kristensen, Danish Institute of Agricultural Sciences
 Role of Dissolved Organic Nitrogen in Agroecosystem Sustainability.
Davey L. Jones, Univ of Wales Bangor, Paula Roberts, Univ of Wales Bangor, John Farrar, Univ of Wales Bangor, Paul Hill, Univ of Wales Bangor
 Modelling Grain Protein Formation in Relation to Nitrogen Uptake and Remobilization in Rice Plant.
Weixing Cao, Nanjing Agricultural Univ, Yan Zhu, Nanjing Agricultural Univ, Weiguo Li, Nanjing Agricultural Univ, Hongbao Ye, Nanjing Agricultural Univ
 Break
 Simulation of Plant N Uptake in Watershed Management.
Ping Wang, UMCES, Robert W. Burgholzer, Univ of Maryland at College Park, Ali Sadeghi, USDA-ARS, BARC-W, B-007,R-211, Lewis C. Linker, USEPA Chesapeake Bay Program, Gary W. Shenk, USEPA Chesapeake Bay Program, Jing Wu, UMCES
 Nitrogen Application Rate and Carbon Assimilation in Potato, What Can This Tell Us about Nitrogen Demand and Uptake?.
Dennis Timlin, USDA-ARS-ACSL, Bldg 001, Rm 342, David Fleisher, USDA-ARS-ACSL, Bldg 001, Rm 342, Soo-hyung Kim, ACSL, Bldg 001, Rm 342, Vangimalla Reddy, ACSL, Bldg 001, Rm 342
 N Uptake Affects Corn Yield and N Loss in Tile Drains as Simulated by Agricultural System Models.
Robert Malone, USDA-ARS, Liwang Ma, USDA-ARS, Ramesh Kanwar, Iowa State Univ
 Evaluation of Key Soil and Plant Processes Influencing Nitrogen Uptake in DSSAT.
Upendra Singh, IFDC
 Adjourn

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