PS 69 - Biogeochemistry: C and N Cycling In Response to Global Change

Thursday, August 11, 2011: 4:30 PM-6:30 PM
Exhibit Hall 3, Austin Convention Center
Response of ecosystem nitrogen cycle to elevated CO2: A meta-analysis
Xuan Qi, University of Oklahoma; Yiqi Luo, University of Oklahoma; Xuhui Zhou, Fudan University
Potential carbon cycle consequences of large scale utilization of marginal land for biofuel crop production
Bo Tao, Auburn University; Hanqin Tian, Auburn University; Wei Ren, Auburn University; Chaoqun Lu, Auburn University; Jia Yang, Auburn University; Mingliang Liu, Washington State University; Guangsheng Chen, Oak Ridge National Laboratory
Dynamics of carbon storage and GHG balance in response to multiple global changes in wetlands in the Sanjiang Plain, Northeast China during 1949-2008
Lili Wang, Auburn University, AL, USA; Xiaofeng Xu, Auburn University, AL; Chaoqun Lu, Auburn University; Wei Ren, Auburn University; Changchun Song, Northeast Institute of Geography and Agroecology, Chinese Academy of Sciences; Hanqin Tian, Auburn University
Carbon and nitrogen mineralization in soil microcosms from a northern hardwood forest show no response to phosphorous additions
Benjamin Rothfuss Dair, Swarthmore College; Carrie Rose Levine, SUNY College of Environmental Science and Forestry; Melany C. Fisk, Miami University of Ohio
Substrate availability controls the temperature sensitivity of soil organic carbon decomposition: Evidence from different soil depths
Xueyong Pang, Chinese Academy of Sciences; Biao Zhu, Lawrence Berkeley National Laboratory; Weixin Cheng, University of California at Santa Cruz
Responses of nitrogen cycling and ammonia oxidizers to warming and altered precipitation in an old-field ecosystem
D. S. Novem Auyeung, Purdue University; Jeffrey S. Dukes, Purdue University
CANCELLED - Pine afforestation alters carbon cycling and pools along a precipitation gradient in Patagonia, Argentina
Patricia I. Araujo, University of Buenos Aires, IFEVA-CONICET; Amy T. Austin, University of Buenos Aires, IFEVA-CONICET
Hydrological and temperature controls on fluxes of CO2 and CH4 from an Appalachian peatland
Daniel L. Welsch, Canaan Valley Institute; Sarah J. Deacon, Canaan Valley Institute; Joshua T. Saville, Canaan Valley Institute
Disturbance and ecosystem recovery: Soil nutrient cycling response to thermokarst in Northern Alaska
Kate M. Buckeridge, University of California, Santa Barbara; Joshua P. Schimel, University of California, Santa Barbara
The effect of experimental warming on soil respiration in two mixed deciduous forests
Megan B. Machmuller, University of Georgia; Jacqueline Mohan, University of Georgia; James S. Clark, Duke University; Jerry M. Melillo, Marine Biological Laboratory
Quantifying environmental and topographic controls on soil respiration in a montane drainage system
Rebecca L. Minor, University of Arizona; Cynthia L. Wright, Texas A&M University; Shirley A. Papuga, The University of Arizona; Greg A. Barron-Gafford, University of Arizona
Phosphorus Effects on Productivity of Tropical Ecosystems: Perspectives from a fully coupled P-C-N land ecosystem model
Qichun Yang, Auburn University; Hanqin Tian, Auburn University; Chaoqun Lu, Auburn University; Wei Ren, Auburn University; Xia Li, Auburn University
Temporal dichotomy in the hydrological and physiological controls of soil respiration in a forested wetland in Southeast US
Guofang Miao, North Carolina State University; Asko Noormets, North Carolina State University; John S. King, North Carolina State University; Siyao Zhang, College of Charleston
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