COS 36
Biogeochemistry: Linking Community Structure And Ecosystem Function I

Tuesday, August 6, 2013: 1:30 PM-5:00 PM
101J, Minneapolis Convention Center
1:30 PM
COS 36-1
 Environmental controls over bacterial communities in polar desert soils
Kevin M. Geyer, Virginia Tech; Adam E. Altrichter, Biology and the Built Environment Center, Institute of Ecology and Evolution, University of Oregon; David J. Van Horn, University of New Mexico; Cristina Takacs-Vesbach, University of New Mexico; Michael N. Gooseff, Pennsylvania State University; John E. Barrett, Virginia Tech
1:50 PM
COS 36-2
 Soil structure and agricultural management drives niche differentiation among soil microbial communities
Ryan J. Williams, Iowa State University; Kirsten S. Hofmockel, Iowa State University; Fan Yang, Iowa State University; Sarah K. Hargreaves, Iowa State University; Elizabeth M. Bach, Iowa State University; Adina Chuang Howe, Argonne National Laboratory; Kevin Keegan, Argonne National Laboratory; Folker Meyer, Argonne National Laboratory
2:10 PM
COS 36-3
 Market, policy and climate changes as drivers of ecological and biogeochemical shifts in dairy ecosystems
Alison M. Grantham, Pennsylvania State University; Jason P. Kaye, Pennsylvania State University; Marvin H. Hall, Pennsylvania State University; Denyse Schrenker, Pennsylvania State University
2:30 PM Cancelled
COS 36-4
 Climate change effects on biological soil crusts: What should we expect for future biocrust structure and function?
Sasha C. Reed, U.S. Geological Survey; Rosie A. Fisher, National Center for Atmospheric Research; Kirsten K. Coe, Cornell University; Timothy M. Wertin, University of Illinois; Jed P. Sparks, Cornell University; Jayne Belnap, U.S. Geological Survey
2:50 PM
COS 36-5
 Evaluation of model size, topology, and currency in systems analysis: comparative network environ analysis of carbon and nitrogen model time series for the Neuse River estuary, USA
Stuart J. Whipple, University of Georgia; Bernard C. Patten, University of Georgia; Stuart R. Borrett, University of North Carolina Wilmington
3:10 PM
COS 36-
 Break
3:20 PM
COS 36-6
 Environmental controls on soil respiration in the northern Chihuahuan Desert
Anna Cristina Ortiz, University of Texas at El Paso; Vanessa L. Lougheed, University of Texas at El Paso; Craig Tweedie, The University of Texas at El Paso
3:40 PM
COS 36-7
 Environmental controls on the diversity of ammonia-oxidizing microorganisms in temperate forest soils
J. S. Norman, Virginia Tech; John E. Barrett, Virginia Polytechnic and State University
4:00 PM
COS 36-8
 The importance of resource pulse timing to the response of stream ecosystems
Takuya Sato, Kyoto University; Rana El-Sabaawi, University of Victoria; Kirsten Campbell, The University of British Columbia; Tamihisa Ohta, Tomakomai Research Station; John S. Richardson, University of British Columbia
4:20 PM
COS 36-9
 MOVED TO WED, COS 78-4, 2:30 PM // Arbuscular mycorrhizal fungal P provision to plants not dependent on fungal sensitivity to soil P
Kathryn Barto, Xavier University; Stefan Hempel, Freie Universitaet Berlin; Tancredi Caruso, Freie Universitaet Berlin; Fabian Alt, University of Tuebingen; Francois Buscot, Helmholtz-Centre for Environmental Research - UFZ; Norbert Hoelzel, University of Muenster; Valentin Klaus, University of Muenster; Till Kleinbecker, University of Muenster; Yvonne Oelmann, University of Tuebingen; Daniel Prati, University of Bern; Wolfgang Wilcke, Universität Bern; Tesfaye Wubet, Helmholtz Centre for Environmental Research; Matthias C. Rillig, Freie Universitaet Berlin
4:40 PM
COS 36-10
 Tropical forest trees differ in belowground carbon allocation to fungi
Stephanie N. Kivlin, University of Texas; Christine V. Hawkes, University of Texas at Austin
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