Oral Session 104: Photosynthesis and Respiration IV: CO2; Light; Hydraulic Architecture .
Presiding: R Brooks
Thursday, August 5, 8:00 AM to 11:30 AM, Meeting Room D 136.
8:00 AM Springer, Clint*,1, DeLucia, Evan2, Thomas, Richard1, 1 Department of Biology, Morgantown, WV, USA2 Department of Plant Biology, Urbana, IL, USA Photosynthetic responses of four understory tree species after 7 years of CO2 enrichment in the Duke Forest FACE experiment.
8:20 AM Corbin, Jeffrey*,1, Conly, Dana 1, 1 University of California, Berkeley, Berkeley, CA, USA Variation in ecophysiological characteristics of Nassella pulchra across a coast-inland gradient in California.
8:40 AM van Gestel, Natasja*,1, Nesbit, April1, Gordon, Elizabeth1, Nagel, Jennifer1, Haley, Luke1, Peffley, Ellen1, Tissue, David1, 1 Department of Biological Sciences - Texas Tech University, Lubbock, TX Effect of continuous light on the physiology and biochemistry of Allium fistulosum and A. cepa.
9:00 AM Manish, Chintamani*,1, Peterjohn, William1, 1 West Virginia University, Morgantown, WV, USA Interactive effects of UV radiation and water availability on the growth of Quercus rubra seedlings.
9:20 AM Caird, Mairgareth*,1, Richards, James1, 1 University of California - Davis, Davis, CA, USA Nighttime transpiration: Implications for ecology and agriculture.
9:40 AM Break.
9:50 AM Pittermann, Jarmila*,1, Sperry, John1, 1 Department of Biology, Salt Lake City, Utah, USA Structure-function tradeoffs associated with xylem embolism resistance in conifer wood.
10:10 AM Tyler, Anna*,1, Pockman, William1, 1 University of New Mexico, Albuquerque Regional variation in xylem anatomy of Larrea tridentata and its relationship to climate.
10:30 AM Johnsen, Kurt 1, Maier, Chris*,1, Sanchez, Felipe1, Anderson, Peter1, Waring, Richard2, Linder, Sune3, 1 Southern Research Station, Research Triangle Park, North Carolina, USA2 Department of Forest Science, Corvallis, Oregon, USA3 Southern Swedish Forest Research Centre, Alnarp, Sweden Physiological girdling of pine trees via phloem chilling rapidly decreases soil CO2 efflux.
10:50 AM Bhaskar, Radika*,1, Valiente-Banuet, Alfonso2, Ackerly, David1, 1 Stanford University, Stanford, CA2 Instituto de Ecología, D.F., México, México Evolution of hydraulic traits in mediterranean and non-mediterranean environments.
11:10 AM Gartner, Barbara *,1, Roy, Jacques2, 1 Oregon State University, Corvallis, OR, 973312 CNRS, Montpellier, France Effects of tension wood on water transport and morphology in the evergreen oak Quercus ilex.
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