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Management of Dryland Soils and Cropping Systems: I

Tuesday, November 3, 2009: 12:55 PM-3:30 PM
Convention Center, Room 410, Fourth Floor
Presidings:
Jay Jabro and Upendra M. Sainju
1:00 PM
Long-Term Tillage and Cropping Sequence Effect On Dryland Crop Yields and Carbon and Nitrogen Cycling.
Upendra M. Sainju, USDA-ARS; Andrew Lenssen, USDA-ARS; Thecan Caesar-ThonThat, USDA-ARS; Robert Evans, USDA-ARS; Jay Jabro, NPARL-USDA-ARS
Audio File Recorded presentation
1:15 PM
Comparative Assessment of Soil Properties and Economic Return of Alternative Dryland Farming Systems.
David R. Huggins, USDA-ARS; Triven Pillai, Washington State University
Audio File Recorded presentation
1:30 PM
Grain Yields and Soil Water Dynamics in a Long-Term, Large-Scale Dryland Cropping Systems Study.
Lucas Haag, K-State Res. & Ext.; Alan J. Schlegel, Kansas State Univ.
Audio File Recorded presentation
1:45 PM
Effects of Dryland Continuous Spring Wheat Tillage Management On the Microbial Ecology of Soil Aggregates.
TheCan Caesar-TonThat, USDA-ARS; Andy W. Lenssen, USDA-ARS; Anthony J. Caesar, USDA-ARS; Upendra M. Sainju, USDA-ARS; John F. Gaskin, USDA-ARS
2:00 PM
Break
2:15 PM
Alternative Dryland Cropping Systems to Wheat Fallow.
Merle F. Vigil, USDA-ARS; David Nielsen, USDA-ARS; Joseph Benjamin, USDA-ARS; Francisco Calderon, USDA-ARS; Maysoon Mikha, USDA-ARS
2:30 PM
Simulating Semiarid Dryland Cropping Systems Using the Precision Agricultural Landscape Modeling System.
John Nelson, Texas Tech Univ.; Robert J. Lascano, USDA-ARS, Cropping Systems Res. Lab.; Jon Booker, Texas Tech Univ.; Jill Booker, USDA-ARS
Audio File Recorded presentation
2:45 PM
Manipulating Plant Geometry to Increase Water Use Efficiency in Dryland Areas.
B. A. Stewart, West Texas A&M Univ.
Audio File Recorded presentation
3:00 PM
Biomass Production Potential of Wheat, Corn, and Sorghum in Dryland Cropping Environments.
Grace Lloyd, Colorado State Univ.; Lucretia Sherrod, USDA-ARS; Neil Hansen, Colorado State Univ.; Laj Ahuja, USDA-ARS; Dwayne Westfall, Colorado State Univ.
Audio File Recorded presentation
3:15 PM
Crop Sequence Effects On Wheat Water Use, Productivity and Economic Returns.
Robert Aiken, Kansas State Univ.; Daniel O'Brien, Kansas State Univ.; Brian Olson, Kansas State Univ.; Leigh Murray, Kansas State Univ.
Audio File Recorded presentation
3:30 PM
Adjourn
12:55 PM
Introductory Remarks
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