96th ESA Annual Meeting (August 7 -- 12, 2011)

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COS 21 - Biogeochemistry: C and N Cycling in Response to Global Change II

Tuesday, August 9, 2011: 8:00 AM-11:30 AM

6A, Austin Convention Center

8:00 AM

Bacterially mediated carbon and nutrient dynamics in a highly impacted river system
Kelly J. Rodibaugh, Texas State University; Weston H. Nowlin, Texas State University; Jesse C. Becker, Texas State University

8:20 AM

Harvester ant responses to atmospheric nitrogen deposition in southern California deserts
Benjamin D. Wissinger, University of Idaho; Michael D. Bell, University of California, Irvine; Beth A. Newingham, University of Idaho

8:40 AM

Regionally-differentiated estimates of cropland N₂O emissions reduce uncertainty in global calculations
Aaron B. Berdanier, Duke University; Richard T. Conant, Queensland University of Technology

9:00 AM

Effects of mountain pine beetle oubreak on biogeochemical cycling in whitebark pine ecosystems
Megan P. Keville, University of Montana; Cory C. Cleveland, University of Montana; Jay A. Aylward, University of Massachusetts

9:20 AM

Mechanisms and pathways of N accumulation in the terrestrial biosphere and consequences for its CO2 response
Stefan Gerber, University of Florida IFAS; Lars O. Hedin, Princeton University; Sonja G. Keel, University of Bern; Elena Shevliakova, Princeton University

9:40 AM

Break

9:50 AM

Impacts of an African Green Revolution on greenhouse gases and pollution precursors: Nonlinear trace nitrogen gas emission responses to incremental increases in fertilizer inputs in a western Kenyan maize field
Jonathan Hickman, The Earth Institute at Columbia University; Cheryl Palm, Agriculture and Food Security Center, The Earth Institute, Columbia University

10:10 AM

The impact of N fertilizer management on nitrous oxide and methane fluxes in switchgrass
Leilei Ruan, Michigan State University; G. Philip Robertson, Michigan State University

10:30 AM

Composition of C₃ and C₄ species regulates ecosystem response to climate warming
Shuli Niu, University of Oklahoma; Rebecca A. Sherry, University of Oklahoma; Xuhui Zhou, Fudan University; Yiqi Luo, University of Oklahoma

10:50 AM

Stand development patterns at the Duke free air CO₂ enrichment site
Heather R. McCarthy, University of Oklahoma; Ram Oren, Duke University

11:10 AM

Temperature acclimation effects on carbon dynamics of the conterminous UnitedStates forest in the 21st century
Min Chen, Purdue University; Qianlai Zhuang, Purdue University

See more of: Contributed Oral Papers

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