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Oral Session # 68: Soil Ecology I: Communities, Respiration, and Nutrient Cycling.
Presiding: C Rumbaitis-del Rio
Thursday, August 7. 8:00 AM to 11:30 AM, SITCC Meeting Room 106.
8:00 AM Verburg, Paul*,1, Arnone, Jay1, Schorran, David1, 1 Desert Research Institute, Reno, NV NSF-IRCEB interannual climate variability and ecosystem processes in tallgrass praire: Soil respiration.
8:15 AM Dornbush, Mathew*,1, Raich, James1, 1 Iowa State University, Ames, IA Evaluating the influence of aboveground production on grassland soil respiration in Central Iowa, U.S.A.
8:30 AM Tang, Jianwu*,1, Qi, Ye1, Goldstein, Allen1, 1 University of California at Berkeley, Berkeley, CA Separating root respiration from soil respiration in a ponderosa pine plantation in the Sierra Nevada.
8:45 AM Pendall, Elise*,1, King, Jennifer2, Mosier, Arvin3, 1 University of Wyoming, Laramie, WY2 University of Minnesota, St. Paul, MN3 USDA-ARS, Fort Collins, CO Dynamics of soil organic matter turnover under elevated CO2.
9:00 AM Fraterrigo, Jennifer*,1, Turner, Monica1, Pearson, Scott2, Dixon, Philip3, 1 University of Wisconsin-Madison, Madison, WI2 Mars Hill College, Mars Hill, NC3 Iowa State University, Ames, IA Impacts of past land use on spatial heterogeneity of soil nutrients in Southern Appalachian forests.
9:15 AM Carney, Karen*,1, Bohannan, Brendan1, Matson, Pamela1, 1 Stanford University, Stanford, CA, USA The influence of plant diversity and land-use on the diversity and function of soil nitrifiers.
9:30 AM Yang, Louie*,1, 1 University of California, Davis, Davis, CA 17-year periodical cicadas as a resource pulse: Effects on soil nitrogen availability.
9:45 AM break.
10:00 AM Zhu, Weixing*,1, Zhang, Tao1, 1 Binghamton University, Binghamton, New York, USA Nitrogen retention and hydrological loss in intact soil cores during a 24-week lab incubation.
10:15 AM DeForest, Jared*,1, Zak, Donald1, Pregitzer, Kurt2, 1 University of Michigan, Ann Arbor, MI2 Michigan Technological University, Houghton, MI Chronic NO3- deposition and lignin degradation in northern hardwood forests.
10:30 AM Moorhead, Daryl, Sinsabaugh, Robert, Modeling impacts of N- and polyphenolic inhibition on litter decay.
10:45 AM Ogle, Stephen*,1, Ojima, Dennis1, Clausnitzer, Dave2, Sanford, Robert3, 1 Colorado State University, Fort Collins, CO2 USGS, Forest & Rangeland Ecosystem Science Center, Corvallis, OR3 University of Denver, Denver, CO Livestock impacts on soil organic carbon storage in Great Basin ecosystems.
11:00 AM Tripathi, Ghanshyam*,1, Ram, Setha1, Sharma, Brij Mohan1, 1 Department of Zoology JNV University, Jodhpur, Rajasthan, India Impact of drought on faunal biodiversity and functional aspects of soil in arid environment.