217
Joint Symposium: Partnering to Understand Complexity: Biogeochemical Cycles in Agricultural Systems

Tuesday, November 17, 2015: 8:00 AM-12:00 PM
103 A (Convention Center)
Organizers:
Ana Wingeyer
Martha Mamo
Jeffrey Bradshaw
Moderators:
Ana Wingeyer
Martha Mamo
Jeffrey Bradshaw


8:00 AM
Introductory Remarks
8:15 AM
1002
Nitrogen use efficiency and cycling in pastures managed with reduced nitrogen inputs
John Guretzky, University of Nebraska ; Walter Schacht, University of Nebraska ; Terry Klopfenstein, University of Nebraska ; Ana Wingeyer, Instituto Nacional de Tecnología Agropecuaria
8:35 AM
1003
Dung decomposition as a function of cattle diet
Brad Schick, University of Nebraska
8:55 AM
1004
Is it working? A look at the changing nutrient practices in the southern Willamette Valley's groundwater management area
Susanna Pearlstein, US Environmental Protection Agency ; Jana Compton, US Environmental Protection Agency ; Audrey Eldridge, Oregon Department of Environmental Quality ; Alan Henning, US Environmental Protection Agency
9:15 AM
1005
Southern Willamette Valley Groundwater Management Area
Susanna Pearlstein, US Environmental Protection Agency ; Audrey Eldridge, Oregon Department of Environmental Quality ; Jana Compton, US Environmental Protection Agency
9:35 AM
Break
9:50 AM
1006
Grazing management effect on micro- and macro- scale fate of carbon and nitrogen in rangelands
Ana Wingeyer, Instituto Nacional de Tecnología Agropecuaria ; Martha Mamo, University of Nebraska ; Jeffrey Bradshaw, University of Nebraska ; Walter Schacht, University of Nebraska ; Jerry Volesky, University of Nebraska ; Richard Ferguson, University of Nebraska ; Haishun Yang, University of Nebraska ; Kent Eskridge, University of Nebraska ; Sean Whipple, University of Nebraska ; Karla H. Jenkins, University of Nebraska
10:10 AM
1007
Fate of nutrient inputs from dung pats
Kenneth Evans, University of Nebraska ; Ana Wingeyer, Instituto Nacional de Tecnología Agropecuaria ; Martha Mamo, University of Nebraska ; Walter Schacht, University of Nebraska ; Pamela Sutton, University of Nebraska ; Kent Eskridge, University of Nebraska
10:30 AM
1008
Influence of cattle grazing practices on dung beetle communities
Patrick Wagner, University of Nebraska
10:50 AM
1009
Using model simulation to quantify the role of dung beetle in Dung C and N decomposition
Haishun Yang, University of Nebraska ; Martha Mamo, University of Nebraska ; Ana Wingeyer, Instituto Nacional de Tecnología Agropecuaria ; Walter Schacht, University of Nebraska ; Jeffrey Bradshaw, University of Nebraska ; Kenneth Evans, University of Nebraska ; Kent Eskridge, University of Nebraska
11:10 AM
Discussion
12:00 PM
Adjorn
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