COS 124 - Biogeochemistry: New Paradigms In Biogeochem Cycling II

Thursday, August 10, 2017: 8:00 AM-11:30 AM
D132, Oregon Convention Center
8:00 AM
 Beyond mycorrhizal associations: Phylogenetic relatedness predicts rhizosphere effects better than mycorrhizal association alone
Meghan G. Midgley, The Morton Arboretum; Brad Oberle, New College of Florida; Edward R. Brzostek, West Virginia University; Lacey J. Smith, West Virginia University
8:20 AM
 The age of water and carbon in lake catchments: A simple dynamical model
Paul C. Hanson, University of Wisconsin; Hilary Dugan, University of Wisconsin; Christopher J. Duffy, The Pennsylvania State University
8:40 AM
 Age-dependent leaf function and consequences for carbon uptake of leaves, branches, and the canopy during the dry season in an Amazon evergreen forest
Loren P. Albert, University of Arizona; Jin Wu, University of Arizona; Neill Prohaska, University of Arizona; Plinio B. Camargo, University of Sao Paulo; Travis E. Huxman, University of California, Irvine; Edgard Tribuzy, Federal University of Western Pará (UFOPA); Valeriy Ivanov, University of Michigan; Rafael Oliveira, Universidade Estadual de Campinas; Sabrina Garcia, National Institute for Amazon Research; Marielle N. Smith, University of Arizona; Raimundo C. Oliveira, Brazilian Agricultural Research Corporation (EMBRAPA); Natalia restrepo-Coupe, University of Arizona; Rodrigo da Silva, Federal University of Western Pará (UFOPA); Scott C. Stark, Michigan State University; Giordane Martins, Brazil’s National Institute for Amazon Research (INPA); Deliane V. Penha, Federal University of Western Pará (UFOPA); Scott R. Saleska, University of Arizona
9:00 AM
 Metabolic water production by soil microorganisms: Its relationship to energy metabolism and contribution to cellular water balance
George W. Koch, Northern Arizona University; Egbert Schwartz, Northern Arizona University
9:20 AM
 Improving ecosystem model PEPRMT and remote sensing photosynthesis (GPP) products in wetlands using stable carbon and oxygen isotopes
Patty Oikawa, California State University, East Bay; Iryna Dronova, University of California at Berkeley; Sara Knox, U. S. Geological Survey; Lisamarie Windham-Myers, USGS; Ankit Srinivas, California State University, East-bay; Max Burnham, California State University, East-bay; Dennis Baldocchi, University of California, Berkeley
9:40 AM
9:50 AM
 Nitrogen fixation facilitates forest recovery after repeated disturbances
Nina Wurzburger, University of Georgia; Katherine J. Elliott, Coweeta Hydrologic Laboratory; Chelcy F. Miniat, USDA Forest Service Southern Research Station
10:10 AM
 Decadal increases in N:P ratios of leaf litter suggest shifting nutrient limitations for southern Appalachian forests
Craig R. See, University of Minnesota; Kaitlin McLean, University of Georgia; Jacqueline Mohan, University of Georgia; Jennifer D. Knoepp, Coweeta Hydrologic Laboratory
10:30 AM
 Processes influencing tropical dry forest response to nutrient fertilization
David M. Medvigy, University of Notre Dame; Bonnie Waring, Utah State University; Annette Trierweiler, University of Notre Dame; Xiangtao Xu, Princeton University; Maria G. Gei, University of Minnesota; Jennifer S. Powers, University of Minnesota
10:50 AM
 Long-term carbon exclusion alters soil microbial function but not community structure across forests of contrasting productivity
Stephen C. Hart, University of California; Nicholas C. Dove, University of California Merced; John M. Stark, Utah State University
11:10 AM
 Water and nitrogen uptake are better associated with resource availability than root biomass
Andrew Kulmatiski, Utah State University; Peter B. Adler, Utah State University; John M. Stark, Utah State University; Andrew Tredennick, Utah State University
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