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145 Evapotranspiration and Water Use in Agricultural Ecosystems

Poster Session
A03 Agroclimatology & Agronomic Modeling
This session includes posters describing research on agricultural water use, measurement of evapotranspiration, simulation models for water use evaluation
Tuesday, November 3, 2009: 4:00 PM-6:00 PM
Convention Center, Exhibit Hall BC, Second Floor

Organizer:
Dennis Timlin
145-1
Poster #116
Comparison of Fluxes Over Sagebrush and Above and below An Aspen Canopy.
Gerald Flerchinger, USDA-ARS, Northwest Watershed Res. Center; Danny Marks, USDA-ARS, Northwest Watershed Res. Center; Michele Reba, USDA-ARS, Northwest Watershed Res. Center
145-2
Poster #117
Measurements of Evapotranspiration and Carbon Dioxide Exchange Using New Compact Open-Path Gas Analyzer and Eddy Covariance Technique.
George Burba, LI-COR Biosciences, Inc.; Dan Anderson, LI-COR Biosciences, Inc.; Dayle McDermitt, LI-COR Biosciences, Inc.; Liukang Xu, LI-COR Biosciences, Inc.
145-3
Poster #118
A New Open-Path Methane Analyzer and Eddy Covariance Methane Flux Measurement.
George Burba, LI-COR Biosciences, Inc.; Tyler Anderson, LI-COR Biosciences, Inc.; Dayle McDermitt, LI-COR Biosciences, Inc.; Liukang Xu, LI-COR Biosciences, Inc.
145-4
Poster #119
The Effect of Grazing On Evapotranspiration and Net Carbon Exchange in Tallgrass Prairie.
Jamey Duesterhaus, USDA-ARS; Jay Ham, Colorado State Univ.; Clenton Owensby, Kansas State Univ.
145-5
Poster #120
Contrasting Methods for Measuring Evapotranspiration in Soybean.
Jeremy Singer, USDA-ARS, Natl. Soil Tilth Lab.; Joshua L. Heitman, North Carolina State Univ.; Guillermo Hernandez, USDA-ARS, Natl. Soil Tilth Lab.; Thomas Sauer, USDA-ARS, Natl. Soil Tilth Lab.; John Prueger, USDA-ARS, Natl. Soil Tilth Lab.; Jerry Hatfield, USDA-ARS, Natl. Soil Tilth Lab.
145-6
Poster #121
Estimating the Spatial Variability of Daily Precipitation for Georgia, USA.
Bernardo Chavez, Univ. of Georgia; Gerrit Hoogenboom, Univ. of Georgia
145-7
Poster #200
Water Use and Yield of Cotton Grown in Four Great Plains Soils.
Judy Tolk, USDA-ARS, Conservation and Production Res. Lab.; Terry Howell, USDA-ARS, Conservation and Production Res. Lab.
145-8
Poster #201
Is the Soil Water Potential at Permanent Wilt Really 15 Bars?.
Zachary J. Mumford, Squalicum High School; Julia Bee C. Mumford, Decagon Devices, Inc.; Gaylon Campbell, Decagon Devices, Inc.
145-9
Poster #202
Integrating Field Experiments On Crop Water Deficits with Crop Modeling.
Gregory McMaster, USDA-ARS; Gerald Buchleiter, USDA-ARS; Marc Moragues, Colorado State Univ.; Scott Haley, Colorado State Univ.; Patrick Byrne, Colorado State Univ.; Thomas Trout, USDA-ARS; Walter Bausch, USDA-ARS
145-10
Poster #203
Developing a Cranberry Water Stress Index.
Peter Jeranyama, Univ. of Massachusetts, Amherst; Jed Waddell, Consultant; Revel Cotsford, ADM Cranberry Company LLC; Carolyn DeMoranville, Univ. of Massachusetts, Amherst
145-11
Poster #204
Response of Soybean Genotypes to Different Irrigation Regimes in a Humid Region.
Axel Garcia y Garcia, Univ. of Georgia; Tomas Persson, Univ. of Georgia; Larry C. Guerra, Univ. of Georgia; Gerrit Hoogenboom, Univ. of Georgia
145-12
Poster #205
Estimating Agricultural Water Use for Major Crops in the Southeastern USA: A Simulation Approach.
Melba R. Salazar, Univ. of Georgia; Axel Garcia y Garcia, Univ. of Georgia; Joel O. Paz, Univ. of Georgia; James Hook, Univ. of Georgia; Gerrit Hoogenboom, Univ. of Georgia
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