Tuesday, August 4, 2009: 1:30 PM-5:00 PM
Grand Pavillion III, Hyatt
COS 45 - Invasion: Ecosystem Processes
1:30 PMEffects of disturbance of biological soil crust on emergence of exotic vascular plants in California sage scrub
Rebecca R. Hernandez, California State University, Fullerton, Darren R. Sandquist, California State University, Fullerton
1:50 PMImpacts on, and carbon input pathways to, soils from a widespread plant invader of forest ecosystems
Mark A. Bradford, Yale University, Michael S. Strickland, University of Georgia, Jayna L. DeVore, University of Georgia, John C. Maerz, University of Georgia
2:10 PMNative and invasive species’ influence on coastal dune geomorphology: Results from a moveable bed wind tunnel experiment
Phoebe L. Zarnetske, Oregon State University, Eric W. Seabloom, Oregon State University, Sally D. Hacker, Oregon State University, Peter Ruggiero, Oregon State University, Tim Maddux, Oregon State University, Jason Killian, Oregon State University
2:30 PMShort-term nutrient dynamics in Islands of fertility created by Ambrosia dumosa (Asteraceae) and invaded by the annual grass Schismus barbatus (Poaceae)
Susana Rodríguez-Buriticá, The Ohio State University, Carla Giai, The Ohio State University, Maria M. Miriti, The Ohio State University, Ralph Boerner, The Ohio State University
2:50 PMDoes litter decomposition differ between native and exotic plant species? A phylogenetically controlled experiment
Harald Auge, Helmholtz Centre for Environmental Research (UFZ), Urs Schaffner, CABI Europe - Switzerland, Maxi Huth, Helmholtz Centre for Environmental Research (UFZ)
3:10 PMBreak
3:20 PMSingle-tree effects of savanna trees and the influence of the invasive shrub Lonicera maackii on decomposition dynamics
Megan M. Poulette, University of Kentucky, Mary A. Arthur, University of Kentucky
3:40 PMEffects of biocontrol on short-term nutrient dynamics in a Tamarix-invaded riparian ecosystem
Shauna M. Uselman, USDA Agricultural Research Service, Keirith A. Snyder, USDA Agricultural Research Service, Robert R. Blank, USDA Agricultural Research Service, Timothy J. Jones, USDA Agricultural Research Service
4:00 PMExotic fishes alter nutrient dynamics in tropical streams
Krista A. Capps, Cornell University, Alexander S. Flecker, Cornell University, Rocío Rodiles-Hernández, El Colegio de la Frontera Sur (ECOSUR)
4:20 PMConcentrations of diapausing Diorhabda elongata (Coleoptera: Chrysomelidae), the tamarisk leaf beetle, in relation to abundance patterns the previous summer and litter characteristics of diapause sites
Tim B. Graham, Grand County Weed Department, Wright Robinson, Grand County Weed Department, Tim Higgs, Grand County Weed Department
4:40 PMTamarisk beetle (Diorhabda elongata) abundance, movements, and impacts on tamarisk in Grand County, Utah, 2004–2008
Wright Robinson, Grand County, Tim B. Graham, U.S. Geological Survey, Southwest Biological Science Center, Tim Higgs, Grand County

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