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97th ESA Annual Meeting
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PS 66 - Biogeochemistry: Biogeo Patterns Along Environmental Gradients

Thursday, August 9, 2012: 4:30 PM-6:30 PM
Exhibit Hall, Oregon Convention Center
PS 66-10
 Geological and biological influence on soil and foliar δ15N in the Luquillo Mountains of Puerto Rico
Harmony S. Lu, Brown University; Susanna Mage, Brown University; Stephen Porder, Brown University
PS 66-11
 Fine root productivity and dynamics across a topographical sequence in Congaree National Park, SC
Lauren D. Behnke, Auburn University
PS 66-12
 Woody debris decomposition and nutrient dynamics in an old-growth bottomland hardwood forest
Matthew C. Ricker, Auburn University; Graeme Lockaby, Auburn University
PS 66-13
 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
Nathan R. De Jager, United States Geological Survey; Jeffrey N. Houser, USGS Upper Midwest Environmental Sciences Center
PS 66-14
 Soil trophic effects: Do nitrogen cycling rates respond to nematode abundance
Laura A. Livingston, Vassar College
PS 66-15
 Examination of carbon and nitrogen cycling in a laboratory nutrient addition experiment with wetland soils from Piermont Marsh, New York
Brian A. Brigham, Queens College, CUNY; Jeffrey A. Bird, Queens College; Gregory D. O'Mullan, Queens College, CUNY
PS 66-16
 Linking trace gas fluxes and microbial community characteristics along an alpine soil moisture gradient
John F. Knowles, University of Colorado; Teresa M. Legg, University of Colorado
PS 66-17
 Nitrogen versus phosphorus limitation of plant productivity over post-fire succession in Alaskan boreal forest
Michelle C. Mack, University of Florida; Jennie DeMarco, New Mexico State University; Jordan R. Mayor, Swedish University of Agricultural Sciences; Jennifer L. Schafer, North Carolina State University
PS 66-18
 Seasonal nitrate uptake and denitrification potential in small headwater streams in the Willamette Valley, Oregon
Kara E. Goodwin, Independent contractor based at US EPA; Jana E. Compton, US EPA, NHEERL, Western Ecology Division; Daniel J. Sobota, National Research Council Postdoctoral Fellow
PS 66-19
 Microbial extracellular enzyme function and nutrient cycling along the New York City urban-to-rural gradient
Alison Cucco, Fordham University
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