261 Improving Accuracy and Precision of Soil Carbon and Greenhouse Gas Emission Measurements and Quantification: II (includes student competition)

Poster Session
ASA Section: Environmental Quality
Acquiring accurate and precise measurements of soil carbon and greenhouse gas emission are fraught with temporal, spatial, technological and computational challenges.  Methodological strategies, analytical improvement and statistical approaches are needed to improve both the accuracy and precision.  Practical aspects to improve field sampling logistics, sampling schemes, chamber design, best strategies for addressing messy data and missing points, or improving flux calculations. This session is intended to provide forum for a wide range of approaches that will improve the accuracy and precision soil carbon and greenhouse gas measurement and quantification.  This session will compliment a workshop planned on improving methods for measuring emissions.  Graduate studemts presents are eligible to compete the Soil Carbon and Greenhouse Gas Emission Community graduate student poster competition for cash awards.
Cosponsor(s):

Soil Carbon and Greenhouse Gas Emissions Community

Soil Carbon and Greenhouse Gas Emissions Community

Tuesday, November 4, 2014: 4:00 PM-6:00 PM
Long Beach Convention Center, Exhibit Hall ABC

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Community Leader:
Jane M-F Johnson
Poster #445
Continuous, Long-Term, Field-Integrated Measurements of N2O Emissions Using Static Chambers and the Flux Gradient Method over a Winter Wheat Field in the Inland Pacific Northwest.
Sarah Rachel Waldo, Washington State University; Kirill Kostyanovsky, Washington State University; Patrick T. O'Keeffe, Washington State University; Shelley T. Pressley, Washington State University; David R. Huggins, USDA-ARS; Brian Lamb, Washington State University
Poster #446
Modified Incubation Chamber Set for Measuring Ammonia Volatilization and Nitrogen Recovery.
Chathurani Piumika Abesekara, Faculty of Veterinary and Agricultural Sciences, The University of Melbourne; Kithsiri Bandara Dassanayake, Faculty of Veterinary and Agricultural Sciences, The University of Melbourne; Deli Chen, The University of Melbourne
Poster #447
Minimizing Field Time to Get Reasonable Greenhouse Gas Flux Estimates from Many Chambers.
Alan J. Franzluebbers, USDA-ARS; Janet Chappell, North Carolina State University; Upendra M. Sainju, USDA-ARS; Karamat R Sistani, USDA-ARS; Mark A. Liebig, USDA-ARS
Poster Presentation
  • GHG Flux Poster R.pdf (508.9 kB)
  • Poster #448
    Measurement of Soil Carbon Dioxide Emission from Cotton Cropping System Using Li-8100.
    Sumit Sharma, Texas Tech University; Nithya Rajan, Texas A&M University; Stephen J. Maas, Texas Tech University
    Poster #449