Thursday, August 5, 2010: 1:30 PM-5:00 PM
406, David L Lawrence Convention Center
COS 91 - Biogeochemistry: Atmospheric N Deposition Effects
1:30 PMCOS 91-1Plant community responses to nitrogen fertilization along a semiarid grassland transition zone
Laura M. Ladwig, University of New Mexico, Amaris L. Swann, University of New Mexico, Sevilleta LTER, Yang Xia, University of New Mexico, Scott L. Collins, University of New Mexico
1:50 PMCOS 91-2Nitrogen deposition across scales: Hotspots and gradients in a savanna landscape
Elise M. Tulloss, UC Davis, Mary L. Cadenasso, UC Davis
2:10 PMCOS 91-3Nitrogen inputs accelerate phosphorus mineralizing enzymes across a wide variety of terrestrial ecosystems
Alison R. Marklein, University of California, Davis, Benjamin Z. Houlton, University of California, Davis
2:30 PMCOS 91-4Greenhouse gas dynamics in high elevation lakes receiving atmospheric nitrogen deposition (Colorado, USA)
Michelle L. McCrackin, Arizona State University, James Elser, Arizona State University
2:50 PMCOS 91-5Effects of gaseous nitrogen dioxide deposition on plant nitrogen status and performance in key serpentine grassland species
Dena M. Vallano, University of California Santa Cruz, Paul C. Selmants, University of California, Santa Cruz, Erika S. Zavaleta, University of California, Santa Cruz
3:10 PM Break
3:20 PMCOS 91-6Nitrogen deposition near roadways in south-central New York
Weixing Zhu, State University of New York - Binghamton, Miranda A. Kearney, State University of New York - Binghamton, Timothy Scott, State University of New York - Binghamton, Jonathan Schmitkons, State University of New York - Binghamton, Joseph Graney, State University of New York - Binghamton
3:40 PMCOS 91-7Nitrogen Dynamics: A Graph-Theoretic Approach
Kusum Naithani, The Pennsylvania State University, Erica A.H. Smithwick, The Pennsylvania State University
4:00 PMCOS 91-8Microbial functional diversity profiles in response to simulated nitrogen deposition and variable precipitation in the Chihuahuan Desert, Big Bend National Park, TX
Heath Grizzle, Texas Tech University, Natasja C. Van Gestel, Texas Tech University, Traesha R. Robertson, Texas Tech University, Colin Bell, Texas Tech University, David T. Tissue, University of Western Sydney, J. Zak, Texas Tech University
4:20 PMCOS 91-9Isotopic investigation of nitrogen deposition along a highway road gradient
Katherine M. Middlecamp, University of Pittsburgh, Emily M. Elliott, University of Pittsburgh
4:40 PMCOS 91-10Changes over 10 years in soil nitrogen dynamics and stem growth of forest trees in response to long-term nitrogen fertilization in a mid-Appalachian forest
Jeffrey D. May, Marshall University, Lauren E. Brooks, Marshall University, Mary Beth Adams, USDA Forest Service

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See more of The 95th ESA Annual Meeting (August 1 -- 6, 2010)