Tuesday, August 4, 2009: 8:00 AM-11:30 AM
Cinnarron, Albuquerque Convention Center
COS 20 - Chihuahuan Desert
8:00 AMCOS 20-1Soil-litter mixing enhances decomposition rates in a Chihuahuan Desert grassland
Daniel B. Hewins, New Mexico State University, Heather L. Throop, New Mexico State University, Steven R. Archer, University of Arizona, Gregory S. Okin, UCLA
8:20 AMCOS 20-2Community and ecosystem responses to multiple environmental drivers in a Northern Chihuahuan Desert grassland
Scott L. Collins, University of New Mexico, Joseph Fargione, The Nature Conservancy, Yang Xia, University of New Mexico, William, T. Pockman, University of New Mexico
8:40 AMCOS 20-3Effect of rainfall pulses on soil CO2 fluxes and ecophysiology of Bouteloua eriopoda in a northern Chihuahuan Desert grassland
Michell L. Thomey, University of New Mexico, Scott L. Collins, University of New Mexico, Rodrigo Vargas, University of California Berkeley, Jennifer E. Johnson, University of New Mexico, Renee F. Brown, University of New Mexico, Don O. Natvig, University of New Mexico, Michael T. Friggens, University of New Mexico
9:00 AMCOS 20-4Energy flow in the desert ecosystem: A comparison of rodent biomass between two distant sites in the Chihuahuan Desert
Lucina Hernández, SUNY Oswego, John Anderson, USDA Jornada Experimental Station, David Lightfoot, University of New Mexico, John W. Laundré, SUNY Oswego
9:20 AMCOS 20-5Effects of seasonal fire and nutrient co-limitation on Chihuahuan Desert grassland plant communities
Laura B. Calabrese, University of New Mexico, Scott L. Collins, University of New Mexico, Paulette L. Ford, USDA Forest Service Rocky Mountain Research Station
9:40 AM Break
9:50 AMCOS 20-6Meristem density responses to water availability in the Chihuahuan Desert
Lara G. Reichmann, Brown University, Osvaldo E. Sala, Brown University, Debra P.C. Peters, USDA Agricultural Research Service
10:10 AMCOS 20-7Impacts of grazing and fire on woody plant cover expansion in semi-arid grasslands of the northern Chihuahuan Desert
Kelley J. O'Neal, University of Maryland
10:30 AMCOS 20-8Drought leads to collapse of black-tailed prairie dog populations reintroduced to the Chihuahuan Desert
Aaron N. Facka, New Mexico State University, Gary W. Roemer, New Mexico State University, Verity L. Mathis, New Mexico State University, Michael Kam, Ben-Gurion University of the Negev, Eli Geffen, Tel Aviv University
10:50 AMCOS 20-9Unraveling sources of variation in annual survival among distinct populations of banner-tailed kangaroo rats in the Chihuahuan Desert
Martin R. Moses, New Mexico State University, Gary W. Roemer, New Mexico State University, Jennifer K. Frey, New Mexico State University
11:10 AMCOS 20-10Heavy metal distribution and bioaccumulation in Chihuahuan Desert Rough Harvester Ant (Pogonomyrmex rugosus) populations
Israel Del Toro, University of Texas at El Paso, David Borrok, University of Texas at El Paso, Kevin W. Floyd, University of Texas at El Paso, Jorge L. Gardea-Torresdey, University of Texas at El Paso

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See more of The 94th ESA Annual Meeting (August 2 -- 7, 2009)