682 GRACEnet (Posters)

Poster Session
S06 Soil & Water Management & Conservation
Tuesday, 7 October 2008: 2:30 PM-4:30 PM
George R. Brown Convention Center, Exhibit Hall E

Poster #543
Nitrogen Source Effects On Nitrous Oxide Emissions From An Irrigated No-Till Corn Field (GRACEnet).
Ardell Halvorson, USDA-ARS; Stephen Del Grosso, USDA-ARS; Curtis Reule, USDA-ARS; Francesco Alluvione, University of Turin (Italy)
Poster #544
Soil Aggregate C-Isotope Signatures in No-Till Corn after Bromegrass (GRACEnet).
Ronald Follett, USDA-ARS; Gary Varvel, USDA-ARS; John Kimble, Retired; Kenneth Vogel, USDA-ARS
Poster #545
Effects of Soil Tillage on CO2 Emissions Caused by Soil Respiration and Fuel Combustion.
Gerlinde Truemper, University of Natural Resources and Applied Life Sciences; Andreas Klik, University of Natural Resources and Applied Life Sciences; Gerhard Moitzi, University of Natural Resources and Applied Life Sciences; Markus Schueller, University of Natural Resources and Applied Life Sciences
Poster #546
Effects of Soil Temperature and Soil Water Content on CO2 Efflux.
Gerlinde Truemper, University of Natural Resources and Applied Life Sciences; Undrakh-Od Baatar, University of Natural Resources and Applied Life Sciences; Andreas Klik, University of Natural Resources and Applied Life Sciences
Poster #547
Gas Flux in Tillage Field That Have Been in No-Tillage for 12 Years (GRACEnet).
Maysoon Mikha, USDA; Merle F. Vigil, USDA; Francisco J. Calderón, USDA
Poster #548
Fallow Contributions to Greenhouse Gas Flux in Dryland Cropping Systems: Observations from a GRACEnet Site in Central North Dakota.
Mark Liebig, Northern Great Plains Research Laboratory; Jason R. Gross, Northern Great Plains Research Laboratory; Donald Tanaka, Northern Great Plains Research Laboratory
Poster #549
Exploring the Role of Arbuscular Mycorrhizal Fungi in Carbon Sequestration in Agricultural Soil [GRACEnet].
David Douds, USDA-ARS; Kristine Nichols, USDA-ARS; Paul Hepperly, Rodale Inst.; Rita Seidel, The Rodale Inst.
Poster #550
'GRACEnet' Modeling Regional Soil Carbon Sequestration Rates across the U.S. Corn Belt.
Paul Doraiswamy, USDA-ARS; Bakhyt Akhmedov, Science Systems and Applications Inc.,; Hector Causarano, USDA-ARS; Craig Daughtry, USDA-ARS; Greg McCarty, USDA-ARS; Guy Serbin, USDA-ARS
Poster #551
Tree Invasion Effects on Soil Organic Carbon of Grasslands: A GRACENET Project.
Kenneth Potter, USDA-ARS; Sikiru Amidu, Baylor University; H. B. Johnson, USDA-ARS; H. W. Polley, USDA-ARS
Poster #552
GRACEnet: Trace Gas Fluxes from Irrigated Soils Amended with Anaerobic Digested Dairy Manure.
Harold Collins, USDA-ARS, NPA-SPNRU; Jason Streubel, Washington State University - IAREC Prosser; Steven Fransen, Washington State Univ.; Chad Kruger, Washington State University; Shulin Chen, Washington State University