Session: Ecosystem Function (94th ESA Annual Meeting (August 2 -- 7, 2009))

8:00 AM

The impact of permafrost thaw on old carbon release and net carbon exchange from tundra
Edward A. G. Schuur, University of Florida; Jason G. Vogel, Texas A&M University - College Station; Kathryn G. Crummer, University of Florida; Hanna Lee, National Center for Atmospheric Research; James O. Sickman, UC Riverside; Tom E. Osterkamp, University of Alaska

8:20 AM

COS 118-2

Soil moisture limitation of high-elevation aboveground primary productivity mediated by nitrogen availability
Aaron B. Berdanier, Duke University; Julia A. Klein, Colorado State University

8:40 AM

COS 118-3

Restoration of ecological function and resilience in semi-arid rangeland: Long-term effects of water retention structures on soil moisture, nitrogen, and vegetation dynamics
Sandy Tartowski, USDA-ARS; Darren James, USDA-ARS Jornada Experimental Range

9:00 AM

COS 118-4

Reintroduced species as vectors for seed-dispersal
Tal Peled, Ben-Gurion University of the Negev; David Saltz, Ben-Gurion University of the Negev; Yitzchak Gutterman, Ben-Gurion University of the Negev

9:20 AM

COS 118-5

Evapotranspiration and regulatory mechanisms in two semiarid Artemisia-dominated shrub steppes at opposite sides of the globe
Burkhard Wilske, The University of Toledo; Hyojung Kwon, Oregon State University; Long Wei, The Chinese Academy of Sciences - Institute of Botany; Jing Xie, Beijing Forestry University; Nan Lu, Chinese Academy of Science; Shiping Chen, Institute of Botany, the Chinese Academy of Sciences; Guanghui Lin, Xiamen University; Wenbing Guan, Beijing Forestry University; Elise Pendall, University of Wyoming; Brent E. Ewers, University of Wyoming; Jiquan Chen, University of Toledo, Toledo, OH 43606

9:40 AM

COS 118-

Break

9:50 AM

COS 118-6

Can the nutrient dynamics of a northern hardwood forest explain variation in its trophic structure?
Erik Stange, Dartmouth College; Matthew P. Ayres, Dartmouth College

10:10 AM

COS 118-7

Explaining growth of trees and stands: whole-rotation efficiency of light use in Eucalyptus plantations in Brazil
Dan Binkley, COlorado State University; Jose Luiz Stape, North Carolina State University; William L. Bauerle, Colorado State University; Michael G. Ryan, Colorado State University

10:30 AM

COS 118-8

Ecosystem responses to temperature and precipitation along an elevation gradient
Zhuoting Wu, Northern Arizona University; George W. Koch, Northern Arizona University; Paul Dijkstra, Northern Arizona University; Bruce A. Hungate, Northern Arizona University

10:50 AM

COS 118-9

Whole ecosystem estimates of net primary production from an oligotrophic marl prairie and slough of the Florida Everglades
Jay W. Munyon, Florida International University; Jessica L. Schedlbauer, West Chester University; Steven F. Oberbauer, Florida International University; Evelyn Gaiser, Florida International University; Gregory Starr, University of Alabama

COS 118 - Ecosystem Function