Start | View At a Glance | Author Index

Symposium--Linking Soil Enzyme Activities to Ecosystem Functions: I

Monday, November 2, 2009: 9:55 AM-2:45 PM
Convention Center, Room 406, Fourth Floor
Organizers:
Shiping Deng and Richard Dick
9:55 AM
Introductory Remarks
10:00 AM
Recent Advancements in Understanding the Ecology of Soil Extracellular Enzymes.
Matthew Wallenstein, Colorado State Univ.; J. Megan Steinweg, Natural Resource Ecology Lab.; Shawna McMahon, Natural Resource Ecology Lab.
Audio File Recorded presentation
10:30 AM
Extracellular Enzyme Activities in the Soil as the Dynamic Link Between the Nitrogen Cycle and Global Scale Terrestrial Carbon Storage.
Adrien Finzi, Boston Univ.
Audio File Recorded presentation
10:45 AM
Phosphatase Activity and Phosphorus Availability in Tropical Rain Forest Soils.
Benjamin L. Turner, Smithsonian Tropical Res. Inst.; Tania E. Romero, Smithsonian Tropical Res. Inst.
11:00 AM
Spatial Variability of the Activity of b– Glucosidases in a Rice Soil in Chile.
E.V. Gutierrez, Univ. Tecnica Federico Santa Maria; R.A. Ortega, Univ. Tecnica Federico Santa Maria; M.M. Martinez, Univ. of Bonn
11:15 AM
Does Community Composition or Environmental Variability Control Extracellular Enzyme Activity in Soil? A Spatial Analysis in a Complex Forested Landscape.
Christopher Blackwood, Kent State Univ.; Kurt Smemo, The Holden Arboretum; Larry Feinstein, Kent State Univ.; Oscar Valverde-Barrantes, Kent State Univ.; Mark Kershner, Kent State Univ.
Audio File Recorded presentation
11:30 AM
Discussion
11:45 AM
Break
12:55 PM
Introductory Remarks
1:00 PM
The Mechanism of Mineralisation of Soil Organic Matter by the Soil Microbial Biomass – Introducing the ‘Regulatory Gate' Hypothesis.
Philip C. Brookes, Rothamsted Res.; sarah Kemmitt, British Library; Yuping Wu, ZheJiang Univ.
Audio File Recorded presentation
1:30 PM
Response of Enzyme Activities to Agricultural Soil Fumigation with Methyl Bromide and Alternative Biocides and Implications for Agricultural Sustainability.
Susanne Klose, Chiquita Brands North America/Fresh Express
Audio File Recorded presentation
1:45 PM
Soil Enzyme Activity: From Microbial Physiology to Ecosystem Function.
Wei Shi, North Carolina State Univ.
2:00 PM
Enzyme Activities as Indicators of Metabolic Functioning of Soil Microbial Communities Under Management Alternatives to Continuous Cotton in a Semiarid Region.
Veronica Acosta-Martinez, USDA-ARS
Audio File Recorded presentation
2:15 PM
Soil Phosphatase and Urease Activities Impacted by Cropping Systems and Water Management.
Zhongqi He, USDA-ARS, NEPSWL; C. Wayne Honeycutt, USDA-ARS; Timothy Griffin, U.S. Dep. of Agriculture; Robert Larkin, USDA-ARS; O.M. Olanya, USDA-ARS; John Halloran, USDA-ARS
Audio File Recorded presentation
2:30 PM
Discussion and Concluding Remarks
2:45 PM
Adjourn
<< Previous Session | Next Session >>