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COS 87 - Food webs IV: Terrestrial systems

Wednesday, August 8, 2007: 1:30 PM-5:00 PM
J4, San Jose McEnery Convention Center
1:30 PM
COS 87-1
 The influence of intraguild predation on prey suppression and prey release: A meta-analysis
Heather Vance-Chalcraft, East Carolina University; Jay A. Rosenheim, University of California; James R. Vonesh, Virginia Commonwealth University; Craig W. Osenberg, University of Florida; Andrew Sih, UC Davis
1:50 PM
COS 87-2
 Spatial patterns of resource transfer in coupled food webs: The uphill flow of aquatic subsidies via moose on Isle Royale, USA
Joseph Bump, Michigan Technological University; Keren B. Tischler, Michigan Technological University; Amy J. Schrank, Michigan Technological University; Rolf O. Peterson, Michigan Technological University
2:10 PM
COS 87-3
 Water as an ecological currency: Water-mediated interactions between crickets and wolf spiders
Kevin E. McCluney, Bowling Green State University; Puja Umaretiya, Arizona State University; John L. Sabo, Arizona State University
2:30 PM
COS 87-4
 Interactions between ants, spiders, and shared prey
Jordi Moya-Laraño, Estación Experimental de Zonas Áridas; David H. Wise, University of Illinois at Chicago
2:50 PM
COS 87-5
 Predictable variation in food web structure of three guilds of natural enemies: Predators, parasitoids, and pathogens of aphids
F.J. Frank Van veen, University of Exeter; Christine B. Müller, Institute of Environmental Sciences; Judith K. Pell, Rothamsted Research; H. Charles J. Godfray, University of Oxford
3:10 PM
COS 87-
 Break
3:20 PM
COS 87-6
 The effects of a nutrient pulse versus nutrient press on the structure of an arthropod food-web
Shannon M. Murphy, University of Denver; Robert F. Denno, University of Maryland
3:40 PM
COS 87-7
 Salamanders in forest-floor food webs: Complex outcomes from long-term studies
B. Michael Walton, Cleveland State University; Cari-Ann M. Hickerson, Cleveland State University; Nicholas Mikash, Cleveland State University
4:00 PM
COS 87-8
 Interactions among top-down regulators in forest-floor food webs: Results of a long-term predator removal study
Cari-Ann M. Hickerson, Cleveland State University; Carl D. Anthony, John Carroll University; B. Michael Walton, Cleveland State University
4:20 PM
COS 87-9
 Soil food web structure and mineralization during ecosystem development after land abandonment
Remko Holtkamp, Utrecht University; Stefan C Dekker, Utrecht University, the Netherlands; Peter C de Ruiter, Utrecht University, the Netherlands
4:40 PM
COS 87-10
 Spatial and temporal variability in microparasite survivorship and dispersal affects long-term persistence of a subterranean trophic cascade
Karthik Ram, University of California, Berkeley; Donald R. Strong, University of California, Davis
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