Session: Soil Ecology (96th ESA Annual Meeting (August 7 -- 12, 2011))

8:00 AM

COS 87-1

Power laws are better than exponential decay models for representing litter and soil organic matter decomposition
Gervasio Piñeiro, Universidad de Buenos Aires/CONICET.; Stefano Manzoni, Swedish University of Agricultural Sciences; John H. Kim, Duke University; Esteban G. Jobbagy, Universidad Nacional de San Luis; Margaret S. Torn, Lawrence Berkeley National Laboratory; William Riley, Lawrence Berkeley National Laboratory; Amilcare Porporato, Duke University; Robert B., Jackson, Duke University

8:20 AM

COS 87-2

Small mammal activities decrease soil organic carbon storage in dryland ecosystems
Jane G. Smith, New Mexico State University; Heather L. Throop, New Mexico State University; Thomas J. Valone, Saint Louis University; S.K. Morgan Ernest, Utah State University; James H. Brown, University of New Mexico

8:40 AM

COS 87-3

Assessing the vulnerability of permafrost carbon stocks: The importance of considering soil organic matter chemistry and microbial community traits
Jessica G. Ernakovich, Colorado State University; Francisco J. Calderon, USDA-ARS Central Great Plains Research Station; Matthew D. Wallenstein, Colorado State University

9:00 AM

COS 87-4

Consideration of soil aggregate habitat on extracellular enzyme activity in prairie and conventional agriculture
Elizabeth M. Bach, Iowa State University; Kirsten S. Hofmockel, Iowa State University

9:20 AM

COS 87-5

Organic matter management effects on soil carbon fractionation in a loblolly pine (Pinus taeda L.) plantation
Zakiya H. Leggett, Weyerhaeuser Company; Eric B. Sucre, Weyerhaeuser Company; Felipe Sanchez, USDA Forest Service

9:40 AM

COS 87-

Break

9:50 AM

COS 87-6

Entomopathogenic nematodes and the molecular assessment of soil food webs in space and time
Raquel Campos-Herrera, Instituto de Ciencias Agrarias, Consejo Superior de Investigaciones Científicas; Ekta Pathak, University of Florida; Fahiem E. El-Borai, Faculty of Agriculture, Zagazig University; Robin J. Stuart, University of Florida; Carmen Gutiérrez, Instituto de Ciencias Agrarias, Consejo Superior de Investigaciones Científicas; James H. Graham, University of Florida; Larry W. Duncan, University of Florida

10:10 AM

COS 87-7

Whole tree root excavation to learn about root water extraction
Peter C. Hartsough, University of California, Davis; Armen Malazian, University of California, Davis; Ekaterina Roudneva, University of California, Davis; Rune Storesund, Storesund Consulting; Jan W. Hopmans, University of California, Davis

10:30 AM

COS 87-8

Water dynamics in the root-zone of plants using neutron imaging
Ahmad B. Moradi, University of California Davis; Abbas Dara, University of Potsdam; Jan W. Hopmans, University of California, Davis

10:50 AM

COS 87-9

The magnitude of hydraulic redistribution by plants: A laboratory and modeling investigation
Rebecca B. Neumann, University of Washington; Fulton E. Rockwell, Harvard University; Maciej A. Zwieniecki, UC Davis; Zoe Cardon, Marine Biological Laboratory; N. Michele Holbrook, Harvard University

11:10 AM

COS 87-10

Patterns and drivers of nitrogen availability in floodplain soils
Alison Appling, Duke University; Emily Bernhardt, Duke University; Jack A. Stanford, The University of Montana

COS 87 - Soil Ecology