1:00 PM Tessier, Jack¹, Raynal, Dudley¹, ¹ . Vernal nutrient retention by ground-layer vegetation and soil microbes in a Catskill northern hardwood forest..

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1:15 PM Knops, Johannes¹, Wedin, David¹, ¹ . Do nitrogen and phosphorus cycle during terrestrial litter decomposition?.

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1:30 PM Pelletier, Derek ¹, Fahey, Timothy¹, Groffman, Peter², Bohlen, Patrick³, Fisk, Melany¹, ^{1 2 3} . The effect of earthworm invasion on nutrient availability and loss in a northern hardwood forest: A lysimetry study..

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1:45 PM McGroddy, Megan¹, Silver, Whendee¹, Cosme de Oliveira, Raimundo², ^{1 2} . Biological versus geochemical cycling of phosphorus in an Amazonian forest ecosystem..

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2:00 PM OLANDER, LYDIA¹, VITOUSEK, PETER¹, ¹ . Biotic versus abiotic controls on P availability in soils of Hawaiian wet tropical forests..

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2:15 PM Vitousek, Peter¹, Chadwick, Oliver², Crews, Tim ³, Heath, Jackie⁴, Hedin, Lars⁵, Kurtz, Andy⁶, Matson, Pamela¹, ^{1 2 3 4 5 6} . Element inputs and outputs across a substrate age gradient in the Hawaiian Islands..

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2:30 PM HEDIN, LARS¹, VITOUSEK, PETER², MATSON, PAMELA², BUTTEL, LINDA¹, LEVIN, SIMON³, PACALA, STEPHEN³, DURRETT, RICHARD¹, ^{1 2 3} . Stoichiometric equilibration of N and P losses over four million years of tropical forest development..

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2:45 PM Kahn, Bruce ¹, Zaady, Eli², Shachak, Moshe ², Groffman, Peter³, Perevolotsky, Avi⁴, ^{1 2 3 4} . Soil carbon and nitrogen cycling in ancient grazing lands..

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3:00 PM . Break..

3:15 PM Schade, John¹, Elser, James¹, Fagan, William¹, Hobbie, Sarah², ^{1 2} . C:N:P stoichiometry of soil, plants, and invertebrates along a moisture gradient in the Sonoran Desert..

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3:30 PM Lewis, David Bruce^1,2, Schade, John², Kramer Huth, Anne³, Hamblen, Jennifer³, Conklin, Martha³, Grimm, Nancy^1,2, ^{1 2 3} . Nutrient dynamics in subsurface flowpaths of an arid watershed..

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3:45 PM Morse, Jennifer¹, Megonigal, J.^1,2, Walbridge, Mark¹, ^{1 2} . Nutrient dynamics in two tidal freshwater marshes in Virginia..

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4:00 PM Mayhew, Mary¹, Parker, Amanda¹, Rasmussen, Todd¹, ¹ . Iron-phosphorus cycling in southeastern Piedmont lakes..

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4:15 PM Yorks, Thad¹, Leopold, Donald¹, Raynal, Dudley¹, ¹ . Potential biogeochemical and vegetative consequences of an invasive insect herbivore in Tsuga canadensis stands..

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4:45 PM Giesler, Reiner¹, ¹ . P limitation in boreal forests: effects of Al and Fe in the humus layer..

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