H33I:
Measurement and Modeling of Root-Zone Processes Influencing Water, Carbon, and Nitrogen Cycles at Various Scales Posters

Session ID#: 2496

Wednesday, 17 December 2014: 1:40 PM-6:00 PM
Not an Option (Moscone West)
Chairs:  Rebecca Bergquist Neumann, University of Washington Seattle Campus, Department of Civil & Environmental Engineering, Seattle, United States and Ahmad B Moradi, University of California Davis, Davis, CA, United States
Primary Convener:  Ahmad B Moradi, University of California Davis, Davis, CA, United States
Co-conveners:  Sarah Garre, University of Liège, Liège, Belgium, Gajan Sivandran, Ohio State University, Columbus, OH, United States and Rebecca Bergquist Neumann, University of Washington, Civil & Environmental Engineering, Seattle, United States
OSPA Liaison:  Gajan Sivandran, Ohio State University, Columbus, OH, United States
Co-Sponsor(s):
  • B - Biogeosciences
Index Terms:

1818 Evapotranspiration [HYDROLOGY]
1842 Irrigation [HYDROLOGY]
1852 Plant uptake [HYDROLOGY]
1875 Vadose zone [HYDROLOGY]
Virtual Option?: No
Swirl Theme: Global Soils

Abstracts Submitted to this Session:

 
Modeling the Impact of Hydraulic Redistribution on Carbon Cycles Using CLM4.5 at Eight AmeriFlux Sites (14747)
Congsheng Fu1, Guiling Wang1 and Zoe G Cardon2, (1)University of Connecticut, Department of Civil and Environmental Engineering, Groton, CT, United States, (2)Marine Biological Laboratory, Ecosystems Center, Woods Hole, United States
 
Plant root-driven hydraulic redistribution, root nutrient uptake and carbon exudation interact with soil properties to generate rhizosphere resource hotspots that vary in space and time (27189)
Javier F Espeleta, University of Washington Seattle Campus, Seattle, WA, United States, Rebecca Bergquist Neumann, University of Washington Seattle Campus, Department of Civil & Environmental Engineering, Seattle, United States, Zoe G Cardon, Marine Biological Laboratory, Ecosystems Center, Woods Hole, United States, Klaus Ulrich Mayer, University of British Columbia, Department of Earth, Ocean and Atmosphere, Vancouver, BC, Canada and Edward B Rastetter, Marine Biological Laboratory, The Ecosystems Center, Woods Hole, United States
 
Visualization of the Dynamic Rhizosphere Environment: Microbial and Biogeochemical Perspectives (Invited) (4848)
Zoe G Cardon1, Elizabeth Sullivan Forbes2, Francois Thomas3, Patrick M. Herron4, Daniel J Gage5, Suzanne Michelle Thomas1, Morten Larsen6, Catalina Arango Pinedo7, Stefan Manfred Sievert8 and Anne E Giblin1, (1)Marine Biological Laboratory, Ecosystems Center, Woods Hole, United States, (2)Marine Biological Laboratory, Woods Hole, MA, United States, (3)University of Lorraine Nancy, Nancy Cedex, France, (4)Mystic River Watershed Association, Arlington, MA, United States, (5)University of Connecticut, Storrs, CT, United States, (6)University of Southern Denmark, Department of Biology, Odense, Denmark, (7)Saint Joseph's University, Philadelphia, PA, United States, (8)Woods Hole Oceanographic Institution, Biology, Woods Hole, MA, United States
 
The Dynamics of Sediment Oxygenation in Marsh Rhizospheres (15863)
Ketil Koop-Jakobsen, MARUM - University of Bremen, Bremen, Germany
 
Imaging O2 changes induced in  tomato roots by fungal pathogen (18758)
Simonetta Rubol1, Elena Turco2, Mirco Rodeghiero2 and Alberto Bellin1, (1)University of Trento, Department of Civil, Environmental and Mechanical Engineering, Trento, Italy, (2)Fondazione Edmund Mach Research & Innovation Ctr., Sustainable Agroecosystem & Bioresources Dept, San Michele all’Adige( TN), Italy
 
Rhizosphere impacts on peat decomposition and nutrient cycling across a natural water table gradient (24742)
Allison L Gill, Boston University, Boston, United States and Adrien Finzi, Boston University, Boston, MA, United States
 
Influence of roots and mycorrhiza on the internal nitrogen cycle in an organic forest soil ­revealed by a 15N tracing experiment (22878)
Maire Holz1, Tobias Rutting2, Leif Klemedtsson2 and Yakov Kuzyakov3, (1)University of Göttingen, Göttingen, Germany, (2)University of Gothenburg, Gothenburg, Sweden, (3)Department of Soil Science of Temperate Ecosystems, University of Göttingen, Göttingen, Germany
 
From roots to globe: How the terrestrial nitrogen cycle alters the global carbon cycle? (30972)
Mingjie Shi, University of California at Los Angeles, Joint Institute for Regional Earth System Science and Engineering, Los Angeles, CA, United States, Joshua B Fisher, NASA Jet Propulsion Laboratory, Pasadena, CA, United States, Edward R Brzostek, West Virginia University, Department of Biology, Morgantown, WV, United States and Richard P Phillips, Indiana University, Department of Biology, Bloomington, IN, United States
 
Plant Community Change Mediates the Response of Foliar δ15 Nitrogen to CO2 Enrichment in Mesic Grasslands (4002)
Wayne Polley, USDA ARS, USDA ARS, Pendleton, OR, United States; USDA-ARS, Temple, TX, United States, Justin D Derner, USDA ARS, Cheyenne, WY, United States, Robert B Jackson, Stanford University, Stanford, United States, Richard A Gill, Brigham Young University, Provo, UT, United States, Andrew Procter, US Environmental Protection Agency, Research Triangle Park, NC, United States and Philip A Fay, USDA-ARS, Grassland Soil and Water Lab, Temple, United States
 
Investigating the Persistence of a Snowpack Sublimation Stable Isotope Signal in Tree Xylem Water during the Growing Season (8956)
Emily Suzanne Schulze, University of Utah, Salt Lake City, UT, United States and David R Bowling, University of Utah, School of Biological Sciences, Salt Lake City, UT, United States
 
Ecophysiology of Trembling Aspen in Response to Root-Zone Conditions and Competition on Reclaimed Mine Soil. (7425)
Simon Bockstette1, Simon Landhäusser2, Bradley Pinno1,3 and Miles F Dyck4, (1)University of Alberta, Edmonton, AB, Canada, (2)University of Alberta, Department of Renewable Resources, Edmonton, AB, Canada, (3)Natural Resources Canada - Canadian Forest Service, Northern Forestry Centre, Edmonton, AB, Canada, (4)University of Alberta, Renewable Resources, Edmonton, AB, Canada
 
Improving root-zone soil properties for Trembling Aspen in a reconstructed mine-site soil (27681)
Miles F Dyck1, Pam Sabbagh2, Simon Bockstette2, Simon Landhäusser3 and Bradley Pinno4, (1)University of Alberta, Renewable Resources, Edmonton, AB, Canada, (2)University of Alberta, Edmonton, AB, Canada, (3)University of Alberta, Department of Renewable Resources, Edmonton, AB, Canada, (4)Natural Resources Canada - Canadian Forest Service, Northern Forestry Centre, Edmonton, AB, Canada
 
Hydraulic root water uptake models: old concerns and new insights (Invited) (3811)
Valentin Couvreur1,2, Andrea Carminati3, Youri Rothfuss4, Félicien Meunier5, Jan Vanderborght6 and Mathieu Javaux5, (1)University of California Davis, Davis, CA, United States, (2)Université Catholique de Louvain, Louvain-la-Neuve, Belgium, (3)Georg-August-Universitaet Goettingen, Division of Soil Hydrology, Goettingen, Germany, (4)Agrosphere Institute (IBG-3) Forschungszentrum Jülich, Deutschland, Germany, (5)Université Catholique de Louvain, Louvain-La-Neuve, Belgium, (6)Forschungszentrum Jülich, Agrosphere (IBG-3), Institute of Bio- and Geosciences, Jülich, Germany
 
Measurements of water uptake of maize roots: the key function of lateral roots (20923)
Mutez Ali Ahmed1, Mohsen Zarebanadkouki1, Eva Kroener1, Anders Kaestner2 and Andrea Carminati1, (1)Georg-August-Universitaet Goettingen, Goettingen, Germany, (2)Paul Scherrer Institut, Villigen, Switzerland
 
Modelling Effects of Cover Material and Cover Depth on Hydrological Regime and Salt Redistribution in Reclaimed Oil Sand Landscapes in Northern Alberta (19966)
Nilusha Welegedara, University of Alberta, Department of Renewable Resources, Edmonton, AB, Canada, Robert F Grant, University of Alberta, Edmonton, AB, Canada, Sylvie Quideau, University of Alberta, Renewable Resources, Edmonton, AB, Canada and Emily Lloret, Universite Lille 1, Villeneuve d'Ascq, France
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