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CONFERENCE PROCEEDINGS:
EFFECTS OF ANIMAL FEEDING OPERATIONS (AFOs) ON
WATER RESOURCES AND THE ENVIRONMENT
Fort Collins, Colorado
August 30 – September 1, 1999

TOPICAL SESSION E: Nutrients

Wednesday, September 1, 1999
Moderator: Cherie V. Miller – USGS

Hydrogeologic settings of earthen waste storage structures associated with confined animal feeding operations in Iowa

Michael R. Burkart – U.S. Department of Agriculture, Agricultural Research Service; W.W. Simpkins – Iowa State University, Department of Geological and Atmospheric Sciences

Nutrients available from livestock manure relative to land use

David C. Moffitt – U.S. Department of Agriculture, Natural Resources Conservation Service; C.H. Lander – U.S. Department of Agriculture, Natural Resources Conservation Service

Predicting surface water impacts from concentrated animal feeding operations: A national analysis

Kathy Zirbser – U.S. Environmental Protection Agency

Phosphorus geochemistry in two Coastal Plain watersheds with different land-management practices: Processes involving organophosphorus compounds

Nancy S. Simon, J. Isbister, and J. Margraf – U.S. Geological Survey, Water Resources, National Research Program

Nutrient imports to support AFOs in the Black River Basin, North Carolina

Lawrence B. Cahoon – University of North Carolina, Department of Biological Sciences; M.A. Mallin – University of North Carolina, Center for Marine Science Research

Interaction between surface and ground water in the transport of nutrients from animal wastes in karst terrain

Thomas J. Sauer – U. S. Department of Agriculture, Agricultural Research Service, National Soil Tilth Research Laboratory; J.V. Brahana – U.S. Geological Survey, Water Resources; T.M. Kresse – Arkansas Department of Environmental Quality

Field evaluation of animal-waste lagoons: Seepage rates and subsurface nitrogen transport

Jay M. Ham – Kansas State University, Department of Agronomy

Treating livestock manure: Available technology, effectiveness, and costs

Jose R. Bicudo – University of Minnesota, Department of Biosystems and Agricultural Engineering; Jun Zhu – University of Minnesota, Southern Research and Outreach Center


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