Thursday, June 7, 2007: 10:15 AM-12:00 PM | |||
Lexington Room A (Columbia Metropolitan Convention Center) | |||
Biogeochemistry V | |||
Organizer: | Jeremy B. Jones | ||
10:15 AM | 374 | Ammonium uptake and transformation in two arctic streams with contrasting disturbance regimes using simultaneous N tracer additions Thomas Heatherly II, Diane Sanzone, Heidi Wilcox, Jon Benstead, Alex Huryn, Stephanie Parker, Bruce J. Peterson | |
10:30 AM | 375 | Linking exotic snails and inorganic carbon cycling in Kelly Warm Springs, Grand Teton National Park Erin R. Hotchkiss, Robert O. Hall | |
10:45 AM | 376 | Impacts of the Non-Native Cattail Typha x glauca on Wetland Structure and Biogeochemical Cycling of Nitrogen Nancy C. Tuchman, PhD, Kathi Jo Jankowski, MS, Pamela Geddes, PhD, Lane Barham, Daniel Larkin, PhD | |
11:00 AM | 377 | The effect of carbon quality on potential denitrification in a suburbanizing stream in southeastern New Hampshire Gretchen M. Gettel, William H. McDowell | |
11:15 AM | 378 | Carbon and sulfide as controls on dissimilatory nitrate reduction to ammonium (DNRA) in freshwater sediments Amy J. Burgin, Stephen K. Hamilton | |
11:30 AM | 379 | Hydrogen isotopes outperform carbon in discriminating between aquatic and terrestrial energy sources Jane C. Marks, PhD, Eugčnia Martí, Daniel Von Schiller, Miquel Ribot, Paula Fonolla, Richard Doucett | |
11:45 AM | 380 | The Export of Dissolved Inorganic Carbon from Watersheds Underlain with Discontinuous Permafrost in the Boreal Forest of Interior Alaska: the Contributions of Soil Carbon and Carbonate Weathering Jeremy B. Jones | |
Sponsor: | Contributed Sessions |
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