103 Nutrient Losses: I

Oral Session
S04 Soil Fertility & Plant Nutrition
Quantification of nutrient losses. Mechanisms and pathways responsible for nutrient loss.
Cosponsor(s):

Nutrient Management & Soil & Plant Analysis

Monday, November 2, 2009: 1:25 PM-4:00 PM
Convention Center, Room 319, Third Floor

Presiding:
Robert Mullen
1:25 PM
Introductory Remarks
1:45 PM
Modifying the N Index to Predict Nitrate Leaching Losses From Agricultural Soils.
Craig Drury, Agriculture and Agri-Food Canada; Gary Parkin, Univ. of Guelph; W. Dan Reynolds, Agriculture and Agri-Food Canada; Joe Saso, Univ. of Guelph; John Lauzon, Univ. of Guelph; Tiequan Zhang, Agriculture and Agri-Food Canada; Chin Tan, Agriculture and Agri-Food Canada; Tom Welacky, Agriculture and Agri-Food Canada
2:00 PM
Nutrient Losses During Temporary Field Storage of Poultry Litter.
Gregory Binford, Univ. of Delaware; George "Bud" Malone, Univ. of Delaware
2:30 PM
Efficacy of Nitrogen Stabilizers On Mitigating Fertilizer Ammonia-Nitrogen Loss.
Solomon Kariuki, Univ. of Maryland; Joshua McGrath, Univ. of Maryland
2:45 PM
Carbon and Nutrient Losses in Rice Field Drainage Water.
Bruce Linquist, Univ. of California, Davis; Matthew Ruark, Univ. of Wisconsin, Madison; Chris van Kessel, Univ. of California, Davis; James Hill, Univ. of California, Davis; Johan Six, Univ. of California
3:00 PM
Break
3:15 PM
An Investigation of Nutrient Transport Pathways From Agricultural Hillslopes to Stream and to Watershed.
Anthony Weatherley, Univ. of Melbourne; Andrew W. Western, Univ. of Melbourne; Russell Adams, Univ. of Melbourne; Mike R. Grace, Monash Univ.; Jeffrey J. McDonnell, Oregon State Univ.
3:30 PM
Modeling Nitrogen Use Efficiency of Forage Crops Fertilized with Liquid Manure Applied with Irrigation Water.
Daniel Geisseler, Univ. of California, Davis; G. Stuart Pettygrove, Univ. of California, Davis; William Horwath, Univ. of California, Davis
3:45 PM
Discussion
4:00 PM
Adjourn