COS 45 - Invasion: Ecosystem Processes

Tuesday, August 4, 2009: 1:30 PM-5:00 PM
Grand Pavillion III, Hyatt
Mark A. Bradford
1:30 PM
 Effects of disturbance of biological soil crust on emergence of exotic vascular plants in California sage scrub
Rebecca R. Hernandez, University of California, Davis; Darren R. Sandquist, California State University, Fullerton
1:50 PM
 Impacts on, and carbon input pathways to, soils from a widespread plant invader of forest ecosystems
Mark A. Bradford, Yale University; Michael S. Strickland, Virginia Tech; Jayna L. DeVore, University of Georgia; John C. Maerz, University of Georgia
2:10 PM
 Native and invasive species’ influence on coastal dune geomorphology: Results from a moveable bed wind tunnel experiment
Phoebe L. Zarnetske, Michigan State University; Eric W. Seabloom, University of Minnesota; Sally D. Hacker, Oregon State University; Peter Ruggiero, Oregon State University; Tim Maddux, Oregon State University; Jason Killian, Oregon State University
2:30 PM
 Short-term nutrient dynamics in Islands of fertility created by Ambrosia dumosa (Asteraceae) and invaded by the annual grass Schismus barbatus (Poaceae)
Susana Rodríguez-Buriticá, University of Arizona; Carla Giai, The Ohio State University; Maria M. Miriti, The Ohio State University; Ralph Boerner, The Ohio State University
2:50 PM
 Does 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 PM
3:20 PM
 Single-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 PM
 Effects 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 PM
 Exotic fishes alter nutrient dynamics in tropical streams
Krista A. Capps, University of Maine; Alexander S. Flecker, Cornell University; Rocío Rodiles-Hernández, El Colegio de la Frontera Sur (ECOSUR)
4:20 PM
4:40 PM
 Tamarisk beetle (Diorhabda elongata) abundance, movements, and impacts on tamarisk in Grand County, Utah, 2004–2008
Wright Robinson, Grand County Weed Department; Tim B. Graham, Grand County Weed Department; Tim Higgs, Grand County Weed Department
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Banner photo by Flickr user greg westfall.