Production Management & the Environment: Impact of Animal Feeding
Operations on the Environment

click here to view Nonruminant Nutrition: Energy Density of Pig Diets

US EPA regulations impacting production animal agriculture
Michel Wattiaux, University of Wisconsin, Madison
prepared by: Jean-Mari Peltier, presented by: Jeff Nape, EPA

Overview of nitrogen in the environment
presented by: J. N. Galloway, University of Virginia

Management to reduce nitrogen losses in animal production
presented by: C. Alan Rotz, USDA / ARS

Quantitative assessment of phosphorus transport to surface and groundwaters
presented by: J. L. Havlin, North Carolina State University, Raleigh, NC

Animal management to reduce phosphorus losses to the environment
presented by: K. F. Knowlton, Virginia Polytechnic Institute and State University, Blacksburg, VA

Water quality and the grazing animal
presented by: R.K. Hubbard, G.L. Newton, and G.M. Hill, USDA-ARS, Tifton, GA, University of Georgia, Tifton, GA

Governmental policies and measures regulating agricultural nitrogen and phosphorus in the European Union
presented by: O. Oenema, Wageningen University and Research Center, Wageningen, The Netherlands

Sustainable livestock production, what's next?
presented by: Larry Satter, U.S. Dairy Forage Research Center, Madison, WI

This symposium was organized by the Production, Management, and the Environment Program Committee for the 2003 ASAS/ADSA annual meeting (June 25, 2003):
Ralph Cleale, Chair, Normand St-Pierre, Vice Chair, James N. Spain, Kathy J. Soder,
Vincent H. Varel, and Mike T. Socha