Friday, August 7, 2009: 8:00 AM-11:30 AM
Sendero Blrm I, Hyatt
COS 122 - Mycorrhizae and Ecosystem Function
8:00 AMCOS 122-1Are ectomycorrhizal fungi a single functional group?
Cajsa M.R. Nygren, Swedish University of Agricultural Sciences, Anna Rosling, Swedish University of Agricultural Sciences, Ursula Eberhardt, Fungal Biodiversity Centre, Magnus Karlsson, Swedish University of Agricultural Sciences, Jeri L. Parrent, University of Guelph, Björn D. Lindahl, Swedish University of Agricultural Sciences, Andrew F.S. Taylor, The Macaulay Institute
8:20 AMCOS 122-2Neighboring plants structure the composition of arbuscular mycorrhizal fungi in individual ragwort plants: A molecular field study
Tess F.J. van de Voorde, Wageningen University and Research Centre, Hannes A. Gamper, Netherlands Institute of Ecology (NIOO-KNAW), W. H. Gera Hol, Netherlands Institute of Ecology (NIOO-KNAW), Wim H. van der Putten, Netherlands Institute of Ecology (NIOO-KNAW), T. Martijn Bezemer, Netherlands Institute of Ecology (NIOO-KNAW)
8:40 AMCOS 122-3The role of mycorrhizal networks in forest stand dynamics: Rhizopogon vesiculosus and R. vinicolor genets link multiple tree cohorts in mixed-age interior Douglas-fir forests
Kevin J. Beiler, University of British Columbia, Dan M. Durall, University of British Columbia Okanagan, Suzanne W. Simard, University of British Columbia
9:00 AMCOS 122-4Nitrogen fertilization causes a significant shift in ectomycorrhizal species composition, but no change in diversity or colonization intensity, in a temperate mixed deciduous forest
Nicholas P. Rosenstock, University of California, Berkeley, Erik A. Hobbie, Complex Systems Research Center, Thomas D. Bruns, University of California
9:20 AMCOS 122-5Probing ectomycorrhizal function belowground: Nitrogen isotopes in ectomycorrhizal fruitbodies correspond to belowground exploration types
Erik A. Hobbie, Complex Systems Research Center, Reinhard Agerer, Ludwig Maximillians University
9:40 AM Break
9:50 AMCOS 122-6Soil glomalin accumulation tracks landscape heterogeneity in tropical regions: Fom large-scale edaphic and vegetation variation to local effects via epiphytic contributions to the forest floor
Javier F. Espeleta, The University of Arizona, Tyeen Taylor, La Selva Biological Station, Organization for Tropical Studies, Catherine L. Cardelus, Colgate University, Jennifer S. Powers, University of Minnesota
10:10 AMCOS 122-7Mycorrhizal enhancement of soil organic carbon decomposition as a positive feedback to climate change
Lei Cheng, North Carolina State Univeristy, Cong Tu, North Carolina State Univeristy, Fitzgerald L. Booker, North Carolina State Univeristy, Kent O. Burkey, North Carolina State Univeristy, H. David Shew, North Carolina State Univeristy, Thomas W. Rufty, North Carolina State Univeristy, Shuijin Hu, North Carolina State Univeristy
10:30 AMCOS 122-8The role of tree species and mycorrhizal fungi on amino acid production and turnover in temperate forest soils
Edward R. Brzostek, Boston University, Adrien C. Finzi, Boston University
10:50 AMCOS 122-9Ecological implications of elevated CO2 for soil carbon fluxes as mediated by the mycorrhizal symbiosis
Petra Fransson, Uppsala Biocenter, Swedish University of Agricultural Sciences, Emma M. Johansson, Man-Technology-Environment Research Centre, Örebro University, Colin D. Campbell, The Macaulay Institute

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See more of The 94th ESA Annual Meeting (August 2 -- 7, 2009)