COS 3 - Biogeochemistry: New Paradigms in Biogeochem Cycling

Monday, August 3, 2009: 1:30 PM-5:00 PM
La Cienega, Albuquerque Convention Center
Presider:
Kenneth J. Forshay, United States Environmental Protection Agency
1:30 PM
 Feammox: A novel pathway for ammonium oxidation and nitrogen loss from terrestrial ecosystems
Whendee L. Silver, University of California, Berkeley; Wendy Yang, University of California, Berkeley; Karrie A. Weber, University of Nebraska
1:50 PM
 Bedrock nitrogen: An overlooked source of nutrients to temperate forests
Scott L. Morford, University of California, Davis; Benjamin Z. Houlton, University of California, Davis; Randy A. Dahlgren, University of California, Davis
2:10 PM
 Facultative versus obligate nitrogen fixation strategies and their ecosystem consequences
Duncan N. L. Menge, Princeton University; Simon Levin, Princeton University; Lars O. Hedin, Princeton University
2:30 PM
 Nitrogen and phosphorus stoichiometry in a northern hardwood forest
Matthew P. Weand, Southern Polytechnic State University; Mary A. Arthur, University of Kentucky; Gary M. Lovett, Cary Institute of Ecosystem Studies; Kathleen C. Weathers, Cary Institute of Ecosystem Studies
2:50 PM
 Patterns of nitrogen loss from neo-tropical rainforests
Jack Brookshire, Montana State University; Lars O. Hedin, Princeton University; Daniel M. Sigman, Princeton University; Denis Newbold, Stroud Water Research Center
3:10 PM
3:20 PM
 Denitrification to N2 and N2O in a pasture peatland: A test of the 15N2O pool dilution approach
Wendy H. Yang, University of Illinois, Urbana-Champaign; Yit Arn Teh, University of St. Andrews; Whendee L. Silver, University of California, Berkeley
3:40 PM
 Emergence and dynamics of the global terrestrial nitrogen cycle
Lars O. Hedin, Princeton University; Stefan Gerber, University of Florida IFAS; Elena Shevliakova, Princeton University
4:00 PM
 Temporal and spatial patterns in soil oxygen availability: Implications for biogeochemical cycling
Daniel Liptzin, University of Colorado; Whendee L. Silver, University of California, Berkeley
4:20 PM
 Fungal C translocation precludes N mineralization
Johanna B. Boberg, Swedish University of Agricultural Sciences; Roger D. Finlay, Swedish University of Agricultural Sciences; Jan Stenlid, Swedish University of Agricultural Sciences; Björn D. Lindahl, Swedish University of Agricultural Sciences
Copyright © . All rights reserved.
Banner photo by Flickr user greg westfall.