8:00 AM PEREIRA, JOAO¹, CHAVES, MANUELA¹, DAVID, JORGE¹, DAVID, TERESA², RAYMENT, MARK³, VAZ, MARGARIDA⁴, BANZA, JOAO⁴, ^{1 2 3 4} . The Importance of drought in the control of water and carbon fluxes in an evergreen oak woodland in southwest Iberian Peninsula..

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8:15 AM Feral, Christie¹, Epstein, Howard¹, Otter, Luanne², Aranibar, Julieta¹, Shugart, Herman¹, Macko, Stephen¹, Ramontsho, Jerry³, ^{1 2 3} . Carbon and nitrogen in the soil-plant system along rainfall and land-use gradients in southern Africa..

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8:30 AM McCulley, Rebecca¹, Burke, Ingrid¹, Lauenroth, William¹, Knapp, Alan², ^{1 2} . In situ net nitrogen mineralization response to regional and interannual variation in precipitation across the Central Great Plains of North America..

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8:45 AM Johnson, Loretta¹, Behrens, Sarah¹, Koelliker, James¹, Knapp, Alan¹, ¹ . The relative role of water and nitrogen in regulating productivity in tallgrass prairie..

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9:00 AM SCHAEFFER, SEAN¹, EVANS, DAVE¹, ¹ . Carbon and nitrogen limitations on nitrogen cycling in an arid Colorado Plateau ecosystem..

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9:15 AM Bukaveckas, Paul¹, Guelda, Debbie¹, Jack, Jeff¹, Koch, Rick¹, Sellers, Tim¹, Shostell, Joe¹, ¹ . Transport and transformation of C, N and P in a large river ecosystem..

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9:30 AM Harrison, John¹, Matson, Pamela¹, ¹ . Nitrous oxide (N₂O) emission from drainage waters of an intensively farmed, subtropical valley..

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9:45 AM Lauster, George¹, ¹ . Specific UV absorbance as an Indicator of DOC source..

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10:00 AM . Break..

10:15 AM PARTON, WILLIAM¹, DELGROSSO, STEPHEN¹, MOSIER, ARVIN^1,2, OJIMA, DENNIS¹, HOLLAND, ELISABETH^1,3, SCHIMEL, DAVID^1,3, ^{1 2 3} . Modelling NO_x, N₂O,N₂ and CH₄ fluxes from managed and unmanaged ecosystems: DAYCENT results..

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10:30 AM MCSWINEY, C.¹, ROBERTSON, G.¹, COLLIS, H.¹, ¹ . Can we mediate N₂O fluxes in managed ecosystems by manipulating organic matter inputs?.

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11:00 AM Olson, Richard¹, Falge, Eva², Baldocchi, Dennis³, Gu, Lianhong³, Holladay, Susan¹, ^{1 2 3} . Ecosystem dynamics based on a global network of eddy-correlation flux towers..

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11:15 AM Jenkins, Jennifer¹, Birdsey, Richard¹, Murdoch, Peter², Stolte, Ken¹, Hom, John¹, ^{1 2} . Integrated Environmental Monitoring and Assessment..

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