94th ESA Annual Meeting (August 2 -- 7, 2009)

8:00 AM

COS 122-1

Are 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 AM

COS 122-2

Neighboring 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; T. Martijn Bezemer, Netherlands Institute of Ecology (NIOO-KNAW)

8:40 AM

COS 122-3

The 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 AM

COS 122-4

Nitrogen 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, Lund University; Erik A. Hobbie, University of New Hampshire; Thomas D. Bruns, University of California

9:20 AM

COS 122-5

Probing ectomycorrhizal function belowground: Nitrogen isotopes in ectomycorrhizal fruitbodies correspond to belowground exploration types
Erik A. Hobbie, University of New Hampshire; Reinhard Agerer, Ludwig Maximillians University

9:40 AM

COS 122-

Break

9:50 AM

COS 122-6

Soil 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, University of Washington; Tyeen Taylor, La Selva Biological Station, Organization for Tropical Studies; Catherine L. Cardelus, Colgate University; Jennifer S. Powers, University of Minnesota

10:10 AM

COS 122-7

Mycorrhizal enhancement of soil organic carbon decomposition as a positive feedback to climate change
Lei Cheng, Zhejiang University; Cong Tu, North Carolina State University; Fitzgerald L. Booker, North Carolina State University; Kent O. Burkey, USDA, Plant Science Research Unit; H. David Shew, North Carolina State University; Thomas W. Rufty, North Carolina State University; Shuijin Hu, North Carolina State University

10:30 AM

COS 122-8

The role of tree species and mycorrhizal fungi on amino acid production and turnover in temperate forest soils
Edward R. Brzostek, Indiana University; Adrien C. Finzi, Boston University

10:50 AM

COS 122-9

Ecological 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

COS 122 - Mycorrhizae and Ecosystem Function