Tuesday, August 5, 2008: 1:30 PM-5:00 PM
101 B, Midwest Airlines Center
COS 44 - Soil Processes and Development
1:30 PMMediation by soil fauna of the effects of litter quality on nitrogen mineralization
Yolima Carrillo, University of Georgia, Becky A. Ball, Dartmouth College, Carl Jordan, University of Georgia, Kathryn G. Mitchell, University of Georgia, Marirosa Molina, ERD, EPA
1:50 PMAcid deposition: Reduced base saturation, available phosphorous, and changed fungal community composition in an old-growth forest
Jared L. DeForest, Ohio University, David J. Burke, The Holden Arboretum
2:10 PMNitrogen additions alter carbon cycling dynamics and increase soil carbon content in two humid tropical forests
Daniela F. Cusack, University of California - Berkeley, Whendee L. Silver, University of California, Berkeley, William H. McDowell, University of New Hampshire, Margaret S. Torn, Berkeley Lab and UC Berkeley
2:30 PMWhat drives soil microbial respiration? A continental scale study
Benjamin P. Colman, University of California, Santa Barbara, Noah Fierer, University of Colorado-Boulder, Joshua P. Schimel, University of California, Santa Barbara
2:50 PMMobilization of silica in terrestrial grassland ecosystems and the potential impact on the global silica cycle
E.F. Kelly, Colorado State University, A.K. Knapp, Colorado State University, S.W. Blecker, U.S. Geological Survey, S. E. Melzer, Colorado State University, R. L. McCulley, University of Kentucky, C.M. Yonker, Colorado State University, O.a. Chadwick, University of California, M.D. Smith, Yale University, J.M. Blair, Kansas State University, K. Kirkman, University of KwaZulu-Natal, N. Govende, Kruger National Park
3:10 PMBreak
3:20 PMGeophysical imaging of soils in ecohydrology in dryland and tropical ecosystems
David A. Robinson, University of West Indies, Hiruy Abdu, Utah State University, Scott B. Jones, Utah State University, Inma Lebron, University of West Indies, Rosemary Knight, Stanford University, Mike Oatham, University of West Indies
3:40 PMA spatial simulation of the carbon dynamics in Irish peat soils
Alan Gilmer, Dublin Institute of Technology
4:00 PMHybrid poplar roots actively avoid competing with roots from other plant species
Simon Bilodeau Gauthier, University of Quebec in Montreal, David Paré, Natural Resources Canada, Christian Messier, University of Quebec in Montreal

See more of Contributed Oral Papers

See more of The 93rd ESA Annual Meeting (August 3 -- August 8, 2008)