Printed Program (PDF) - Ecological Society of America

4 pm-5 pm
ESA SEEDS Closing
Broadway, Doubletree Hotel
4:30 pm-6:30 pm
PS 65 - Biogeochemistry: Aboveground-Belowground
Interactions
Exhibit Hall DE, Oregon Convention Center
PS 65-1 Laungani, R1, JMH Knops2 and CE Brassil2, (1)Doane
College, (2)University of Nebraska. Feedback on plant
productivity can be constrained by SOM in N-limited
grasslands.
PS 65-2 Abramoff, RZ, Boston University. Phenology of belowground
carbon allocation in a mid-latitude forest.
PS 65-3 Esch, E1, DL Hernandez1, J Pasari2, R Kantor3 and PC
Selmants4, (1)Carleton College, (2)University of California,
Davis, (3)University of California, Berkeley, (4)University
of Hawaii at Manoa. Response of soil enzyme activity to
grazing, nitrogen deposition, and exotic cover in a serpentine
grassland.
PS 65-4 Jacobs, AE1 and JA Harrison2, (1)Washington State
University - Vancouver, (2)Washington State University
Vancouver. The effect of floating vegetation on denitrification
and greenhouse gas production in wetlands.
PS 65-5 Bowles, TM, PA Raab and LE Jackson, University of
California, Davis. Rapid changes in root gene expression in
response to nitrogen availability: Linking molecular biology,
plant physiology, and soil biogeochemical processes.
PS 65-6 An, JY, BB Park and JH Sung, Korea Forest Research
Institute. Study of fine root production and litterfall in
deciduous and coniferous forests in Korea.
PS 65-7 Wilson, BJ1, B Mortazavi1, G Starr2 and RP Kiene3, (1)
University of Alabama and Dauphin Island Sea Lab, (2)
University of Alabama, (3)University of South Alabama and
Dauphin Island Sea Lab. Coupled methane and carbon
dioxide fluxes in coastal marshes along a salinity gradient.
PS 65-8 Mambelli, S1, SD Burton2, K McFarlane3, RC Porras4,
T Dawson1 and MS Torn4, (1)University of California,
(2)Pacific Northwest National Laboratory, (3)Lawrence
Livermore National Laboratory, (4)Lawrence Berkeley
National Laboratory. Convergence of soil organic matter
chemical composition under contrasting vegetation types.
PS 65-9 Peterson, BL, U Norton and J Krall, University of Wyoming.
Water pulse sampling of irrigated and dryland alfalfa/grass
perennial plots for carbon and nitrogen dynamics and
greenhouse gas fluxes in the high plains.
PS 66 - Biogeochemistry: Biogeo Patterns Along
Environmental Gradients
Exhibit Hall DE, Oregon Convention Center
PS 66-10 Lu, HS, S Mage and S Porder, Brown University. Geological
and biological influence on soil and foliar ř15N in the
Luquillo Mountains of Puerto Rico.
PS 66-11 Behnke, LD, Auburn University. Fine root productivity and
dynamics across a topographical sequence in Congaree
National Park, SC.
PS 66-12 Ricker, MC and G Lockaby, Auburn University. Woody
debris decomposition and nutrient dynamics in an oldgrowth
bottomland hardwood forest.
PS 66-13 De Jager, NR1 and JN Houser2, (1)USGS, Upper Midwest
Environmental Sciences Center, (2)USGS Upper Midwest
Environmental Sciences Center. Variation in water mediated
connectivity influences patch distributions of total nitrogen
(TN), total phosphorous (TP) and TN:TP ratios in the Upper
Mississippi River, USA.
PS 66-14 Livingston, LA, Vassar College. Soil trophic effects: Do
nitrogen cycling rates respond to nematode abundance.
PS 66-15 Brigham, BA1, JA Bird2 and GD O’Mullan3, (1)Queens
College, City University of New York, (2)Queens College,
(3)Queens College, CUNY. Examination of carbon and
nitrogen cycling in a laboratory nutrient addition experiment
Life on Earth: Preserving, Utilizing, and Sustaining our Ecosystems
4 pm-5 pm; 4:30 pm-6:30 pm
with wetland soils from Piermont Marsh, New York.
PS 66-16 Knowles, JF and TM Legg, University of Colorado. Linking
trace gas fluxes and microbial community characteristics
along an alpine soil moisture gradient.
PS 66-17 Mack, MC1, J DeMarco2, JR Mayor3 and JL Schafer4, (1)
University of Florida, (2)New Mexico State University, (3)
Smithsonian Tropical Research Institute, (4)North Carolina
State University. Nitrogen versus phosphorus limitation
of plant productivity over post-fire succession in Alaskan
boreal forest.
PS 66-18 Goodwin, KE1, JE Compton2 and DJ Sobota3, (1)
Independent contractor based at US EPA, (2)US EPA,
NHEERL, Western Ecology Division, (3)National Research
Council Postdoctoral Fellow. Seasonal nitrate uptake and
denitrification potential in small headwater streams in the
Willamette Valley, Oregon.
PS 66-19 Cucco, A, Fordham University. Microbial extracellular
enzyme function and nutrient cycling along the New York
City urban-to-rural gradient.
PS 67 - Biogeochemistry: C And N Cycling In Response
To Global Change
Exhibit Hall DE, Oregon Convention Center
PS 67-20 Ruan, L, K Kahmark and GP Robertson, Michigan State
University. The impacts of changes in snowfall on wintertime
soil greenhouse gas emissions using an automated
chamber system.
PS 67-21 Laney, C, A Jaimes, A Kassin, RP Cody and CE Tweedie,
University of Texas at El Paso. A novel cyberinfrastructure
to support research of land-atmosphere fluxes of carbon,
water, and energy in a Chihuahuan Desert ecosystem.
PS 67-22 Walter, CA, MB Burnham, AE Hessl and WT Peterjohn, West
Virginia University. Using tree rings to better understand the
role of biological demand in the inter-annual variability of
stream nitrate concentrations at the Fernow Experimental
Forest, West Virginia.
PS 67-23 Qin, Z, Q Zhuang, M Chen and Y He, Purdue University.
Thermal acclimation impacts on global carbon dynamics.
PS 67-24 Xu, W and E Bai, Institute of Applied Ecology, Chinese
Academy of Sciences. Soil carbon stability and temperature
sensitivity of carbon decomposition along an elevation
gradient in the Changbai Mountain, China.
PS 67-25 Deemer, BR, JA Harrison and MT Glavin, Washington
State University Vancouver. Water level drawdown boosts
greenhouse gas production in a small eutrophic reservoir.
PS 67-26 Tokuchi, N1, W Hidaka1, K Fujii2, N Osada1, L Koyama1
and R Fujimaki3, (1)Kyoto University, (2)Forestry and
Forest Products Research Institute, (3)Shimane University.
Respiration costs associated with nitrate reduction as
estimated 14CO2 pulse labeling and nitrate redactase
activity of evergreen oak.
PS 67-27 Glavin, MT, BR Deemer and JA Harrison, Washington
State University Vancouver. Water level drawdown is a
hot moment for methane ebullition in a small eutrophic
reservoir, Lacamas Lake, Washington.
PS 67-28 Carruthers, KM, Michigan Technological University. Effects
of water level on specific root respiration and biomass of
Chamaedaphne calyculta, Larix laricina, and Picea mariana
in a poor fen peatland.
PS 67-29 Lee, JK1 and DF Cusack2, (1)UCLA, (2)UC - Los Angeles.
Soil respiration across an urban-rural tropical gradient:
Variability among forest and invasive grass sites.
PS 67-30 Fultz, L, V Allen and J Moore-Kucera, Texas Tech University.
Increases in soil organic carbon in semi-arid integrated
crop-livestock systems.
PS 67-31 Isupov, T and RA Gill, Brigham Young University. Seasonal
variation in N availability and nitrification rates due to
precipitation variability and elevation.
PS 67-32 Smith, JG1, DJ Eldridge2 and HL Throop1, (1)New Mexico
State University, (2)University of New South Wales.
Landform and vegetation patch type moderate the effects
of grazing-induced disturbance on carbon and nitrogen
pools in a semi-arid woodland.
PS 67-33 Carey, CJ1, SC Hart2, VT Eviner3 and JC Blankinship2, (1)
University of California Merced, (2)University of California,
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THURSDAY