Search Results - "Westfall, Dwayne"

Soil and Water Conservation: Our History and Future Challenges by Karlen, Douglas L, Peterson, Gary A, Westfall, Dwayne G

“…Remembering our past is an essential first step into the future. Building on that philosophy, we summarize two presentations from a 2012 Soil Science Society…”
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High specific activity in low microbial biomass soils across a no-till evapotranspiration gradient in Colorado by Stromberger, Mary E., Shah, Zahir, Westfall, Dwayne G.

“…The need to identify microbial community parameters that predict microbial activity is becoming more urgent, due to the desire to manage microbial communities…”
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Soil and Rainfall Factors Influencing Yields of a Dryland Cropping System in Colorado by Sherrod, Lucretia A., Ahuja, Lajpat R., Hansen, Neil C., Ascough, James C., Westfall, Dwayne G., Peterson, Gary A.

“…The semiarid U.S. Great Plains experiences a large variation in crop yields due to variability in rainfall, soil, and other factors. We analyzed (24‐yr) yields…”
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Managing precipitation use in sustainable dryland agroecosystems by Peterson, G.A, Westfall, D.G

“…Summary In the Great Plains of North America potential evaporation exceeds precipitation during most months of the year. About 75% of the annual precipitation…”
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Grazing and No‐Till Cropping Impacts on Nitrogen Retention in Dryland Agroecosystems by Mobley, Megan L., McCulley, Rebecca L., Burke, Ingrid C., Peterson, Gary, Schimel, David S., Cole, C. Vernon, Elliott, Edward T., Westfall, Dwayne G.

“…As the world's population increases, marginal lands such as drylands are likely to become more important for food production. One proven strategy for improving…”
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Residue Accumulation and Changes in Soil Organic Matter as Affected by Cropping Intensity in No‐Till Dryland Agroecosystems by Ortega, Rodrigo A., Peterson, Gary A., Westfall, Dwayne G.

“…Crop residue is a valuable resource in Great Plains dryland agroecosystems because it aids in water conservation and soil erosion control. The objectives of…”
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EVALUATION OF TWO CROP CANOPY SENSORS FOR NITROGEN RECOMMENDATIONS IN IRRIGATED MAIZE by Shaver, Tim, Khosla, Raj, Westfall, Dwayne

“…Crop canopy sensors can provide valuable information about in-field nitrogen (N) variability in maize (Zea mays L.) and can serve as the basis for in-season N…”
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Precision manure management on site-specific management zones: Nitrogen mineralization by Moshia, Matshwene, Khosla, Raj, Westfall, Dwayne, Davis, Jessica, Reich, Robin

“…Precise quantification of nitrogen (N) mineralization in animal manure from different productivity-level management zones (MZs) could result in efficient and…”
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Soil microbial communities of no-till dryland agroecosystems across an evapotranspiration gradient by Stromberger, Mary, Shah, Zahir, Westfall, Dwayne

“…In degraded agricultural soils, organic C levels can be increased and conserved by adopting alternative management strategies such as no-tillage and increased…”
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Letter from the Symposium Papers Editor for the 8th International Symposium on Soil and Plant Analysis by Westfall, Dwayne G.

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