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255 Nutrient Losses

Oral Session

Papers should include all aspects of nutrient movement from the point of application or natural origen to streams and lakes and to the atmosphere. Emphasis should include managing losses as well as environmental costs from excessive loss.

S04 Soil Fertility & Plant Nutrition
Tuesday, October 18, 2011: 1:00 PM-3:20 PM
Henry Gonzalez Convention Center, Room 213B, Concourse Level
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Organizer:
Merle Vigil
Presider:
Maysoon M. Mikha
1:00 PM
Introductory Remarks
1:05 PM
255-1
Nitrogen Fertilizer Recovery of Wheat Under Elevated Carbon Dioxide and Supplementary Irrigation In Southern Australia.
Shu Kee Lam, University of Melbourne; Rob Norton, International Plant Nutrition Institute; Roger Armstrong, Victoria Department of Primary Industries; Deli Chen, University of Melbourne
Recorded Presentation Audio File
1:20 PM
255-2
Increased Nitrous Oxide Flux in Response to Urea Fertilizer in a Semi-Arid Climate, Identified by Smoothing Spline Models.
Sally Officer, Department of Primary Industries, Victoria; Frances Phillips, University of Wollongong; Gavin Kearney, 36 Paynes Road; Roger Armstrong, Department of Primary Industries, Victoria; John Graham, Department of Primary Industries, Victoria; Debra Partington, Department of Primary Industries, Victoria
Recorded Presentation Audio File
1:35 PM
Break
1:50 PM
255-3
Cancelled
2:05 PM
255-4
An Innovative System for Optimising Nitrogen Fertiliser Applications to Sugarcane Crops.
Peter Thorburn, CSIRO Ecosystem Sciences; Tony Webster, CSIRO Ecosystem Sciences; Jody Biggs, CSIRO Ecosystem Sciences; Ian Biggs, CSIRO Ecosystem Sciences; Rebecca Bartley, CSIRO Land and Water
Recorded Presentation Audio File
2:20 PM
255-5
Ammonia Volatilization From Banded Urea: Impact of Application Rate and Depth of Incorporation.
Philippe Rochette, Agriculture and Agri-Food Canada; Denis Angers, Agriculture and Agri-Food Canada; Martin Chantigny, Agriculture and Agri-Food Canada; David Pelster, Agriculture and Agri-Food Canada; Normand Bertrand, Agriculture and Agri-Food Canada
Recorded Presentation Audio File
2:35 PM
255-6
Illinois Stream Nitrate Concentrations and Loads: Response to Fall Fertilization.
Mark B. David, University of Illinois at Urbana-Champaign; Lowell Gentry, University of Illinois at Urbana-Champaign
Recorded Presentation Audio File
2:50 PM
255-7
Reduced Nitrous Oxide Emissions in Tomato Cropping Systems Under Drip Irrigation and Fertigation.
Taryn Kennedy, UC Davis; Emma Suddick, UC Davis; Johan Six, UC Davis
Recorded Presentation Audio File
3:05 PM
Discussion
3:20 PM
Adjourn
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