Session Information

2007 Fall Meeting

Biogeosciences

 

Wednesday Morning 1

Time Session Location Title
0800 B31A MS Exh Hall B The Bioatmospheric N Cycle: N Emissions, Transformations, Deposition, and Terrestrial and Aquatic Ecosystem Impacts II Posters
(joint with A, GC, H, OS, PA)
Presiding: S B Weiss, Creekside Center for Earth Observation; P M Rich, Creekside Center for Earth Observation
   [Abstracts]
0800 B31A-0053 MS Exh Hall B In situ isotope signals of nitrate show how the gross nitrification was high in the surface soils in a humid temperate forest in Japan
*N Ohte, K Osaka, R Tateno, M Matsumura, N Tokuchi
POSTER    [details]
0800 B31A-0054 MS Exh Hall B Effect of a nitrogen-carbon interaction on terrestrial carbon fluxes estimated by biosphere model
*T Sasai, Y Yamaguchi
POSTER    [details]
0800 B31A-0055 MS Exh Hall B Carbon-Nitrogen Cycle Model of Terrestrial Ecosystem for Plot Scale: Application to Cool Temperate Deciduous Broad-leaved Forest and Cool Temperate Evergreen Coniferous Forest in Central Japan
A Ito, *M Inatomi
POSTER    [details]
0800 B31A-0056 MS Exh Hall B Water Soluble Organic Nitrogen in atmospheric aerosol samples from urban, sub-urban and pristine areas of Venezuela
R Canelon, A Giuliante, G Aguiar, T Ghneim, *T Perez
POSTER    [details]
0800 B31A-0057 MS Exh Hall B Nitrate Deficits by Denitrification and Partial Nitrification Processes in the Pacific Ocean
*T Peng, Y Li, L Menviel
POSTER    [details]
0800 B31A-0058 MS Exh Hall B Nitrogen Cycle Modeling: a Mechanistic Estimate of N-losses From Agricultural Fields Over the Seasonal Time Period
*F Maggi, C Gu, R Venterea, W Riley, C Oldenburg
POSTER    [details]
0800 B31A-0059 MS Exh Hall B Why do Different Anthropogenic Sources of Atmospheric Nitrate have Distinctive Isotopic Signatures?
*C Kendall, E M Elliott, S W Wankel, E W Boyer, D A Burns
POSTER    [details]
0800 B31A-0060 MS Exh Hall B Climatic Controls on Leaf Nitrogen Content and Implications for Biochemical Modeling.
*I A Tcherednichenko, M White, L Bastidas
POSTER    [details]
0800 B31A-0061 MS Exh Hall B Non-Linear Nitrogen Cycling and Ecosystem Calcium Depletion Along a Temperate Forest Soil Nitrogen Gradient
*E R Sinkhorn, S S Perakis, J E Compton, K Cromack Jr.T D Bullen
POSTER    [details]
0800 B31A-0062 MS Exh Hall B Compound-Specific Stable Isotopes of Organic Compounds From Lake Sediments Track Recent Environmental Changes in an Alpine Ecosystem, Rocky Mountain National Park, Colorado (United States of America)
*S K Enders, M Pagani, S Pantoja, J S Baron, A P Wolfe, N Pedentchouk, L Nuñez
POSTER    [details]
0800 B31A-0063 MS Exh Hall B Enriched groundwater seeps in Vermont's forest ecosystems: sources or sinks for nitrate?
*A J Kaur, D S Ross
POSTER    [details]
0800 B31A-0064 MS Exh Hall B Lime and Soil Moisture Effects on Nitrogen gas Loss Following Fertilizer Application
*C Gu, F Maggi, W Riley, C Oldenburg
POSTER    [details]
0800 B31A-0065 MS Exh Hall B Understanding nitrogen removal processes within river networks over annual time scales: implications of saturation.
*W M Wollheim, C J Vorosmarty, B Fekete, P Milly, K L Findell, B J Peterson
POSTER    [details]
0800 B31A-0066 MS Exh Hall B The effect of soil freezing on nitrogen dynamics: A snow manipulation study in a forested watershed in the snow belt of western New York, USA
*S F Christopher, M J Mitchell, S Inamdar
POSTER    [details]
0800 B31A-0067 MS Exh Hall B Mechanistic Representation of the N Isotope Composition of Pools and Fluxes in a Coupled Soil and Plant System: Model Development, Testing, and Application
*W J Riley, F Maggi, C Gu
POSTER    [details]
0800 B31A-0068 MS Exh Hall B Diurnal, Seasonal and Inter-annual Variations of N2O Fluxes from Perennial Vineyard Soils in California, USA.
*E C Suddick, E A Carlisle, R G Spencer, D R Smart
POSTER    [details]
0800 B31A-0069 MS Exh Hall B Modeling Evaluation of Retention and Release of Atmospheric Deposition N in Mixed Coniferous Forests, San Bernardino National Forest, CA
*F Yuan, T Meixner, M E Fenn, E B Allen
POSTER    [details]
0800 B31A-0070 MS Exh Hall B Linking N Cycling to Microbial Function Within Soil Microenvironments in Cover Crop Systems
*A Y Kong, K M Scow, K Hristova, J Six
POSTER    [details]
0800 B31A-0071 MS Exh Hall B Species Effects on Stand-Level Nutrient Economy of a Costa Rican Rain Forest
*T E Wood, R E Emanuel, K Tully, D Lawrence
POSTER    [details]
0800 B31A-0072 MS Exh Hall B Bacterial community structure and nitrogen transformation in hyporheic zones of arid-land streams
*L H Zeglin, C L Crenshaw, C N Dahm, C Takacs-Vesbach
POSTER    [details]
0800 B31A-0073 MS Exh Hall B Nitrite Production from Ammonium in Riparian Wetland Soils and Determination of Rates of Consumption of Nitrite and Ammonium in-situ
J Shrestha, *P R Jaffe
POSTER    [details]


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