Search Results - "Shaver, Tim"

Replacing Fallow with Cover Crops in a Semiarid Soil: Effects on Soil Properties by Blanco-Canqui, Humberto, Holman, John D., Schlegel, Alan J., Tatarko, John, Shaver, Tim M.

“…Replacement of fallow in crop–fallow systems with cover crops (CCs) may improve soil properties. We assessed whether replacing fallow in no‐till winter wheat…”
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Variable-Rate Chemigation via Center Pivots by Lo, Tsz Him, Rudnick, Daran R, Shaver, Tim M

“…AbstractCenter pivots can be used to achieve variable-rate chemigation—applying spatially variable dosages of agricultural chemicals within the same field…”
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Water effects on optical canopy sensing for late-season site-specific nitrogen management of maize by Lo, Tsz Him, Rudnick, Daran R., Krienke, Brian T., Heeren, Derek M., Ge, Yufeng, Shaver, Tim M.

“…•The Datt (1999) vegetation index was least sensitive to variable water sufficiency.•DATT index was still systematically affected by variable water…”
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Effects of nitrogen application frequency via subsurface drip irrigation on corn development and grain yield by van Donk, Simon J., Shaver, Tim M.

“…Subsurface drip irrigation (SDI) has not only potential for water conservation, but also for improving nutrient use efficiency. Two nitrogen (N) application…”
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Genome Scan of Human Systemic Lupus Erythematosus: Evidence for Linkage on Chromosome 1q in African-American Pedigrees by Moser, Kathy L., Neas, Barbara R., Salmon, Jane E., Yu, Hua, Gray-McGuire, Courtney, Asundi, Neeraj, Bruner, Gail R., Fox, Jerome, Kelly, Jennifer, Henshall, Stephanie, Bacino, Debra, Dietz, Myron, Hogue, Robert, Koelsch, Gerald, Nightingale, Lydia, Shaver, Tim, Abdou, Nabih I., Albert, Daniel A., Carson, Craig, Petri, Michelle, Treadwell, Edward L., James, Judith A., Harley, John B.

“…Systemic lupus erythematosus (SLE) is an autoimmune disorder characterized by production of autoantibodies against intracellular antigens including DNA,…”
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Cover Crops and Ecosystem Services: Insights from Studies in Temperate Soils by Blanco‐Canqui, Humberto, Shaver, Tim M., Lindquist, John L., Shapiro, Charles A., Elmore, Roger W., Francis, Charles A., Hergert, Gary W.

“…Cover crops (CCs) can provide multiple soil, agricultural production, and environmental benefits. However, a better understanding of such potential ecosystem…”
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High Soil Test Phosphorus Effect on Corn Yield by Wortmann, Charles, Shapiro, Charles, Shaver, Tim, Mainz, Michael

“…Core Ideas High soil test P levels are often recommended for high yield corn. Many states recommend a deficiency correction approach for P application…”
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Corn Residue Baling and Grazing Impacts on Soil Carbon Stocks and Other Properties on a Haplustoll by Ruis, Sabrina, Blanco-Canqui, Humberto, Burr, Chuck, Olson, Brian, Reiman, Mark, Rudnick, Daran, Drijber, Rhae, Shaver, Tim

“…Core Ideas Corn residue baling reduced SOC stocks by 2.16 Mg ha–1 yr–1 compared with no removal after 3 yr. Baling increased erosion potential and reduced soil…”
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Impacts of Corn Residue Grazing and Baling on Wind Erosion Potential in a Semiarid Environment by Blanco-Canqui, Humberto, Tatarko, John, Stalker, Aaron L., Shaver, Tim M., Donk, Simon J.

“…Core Ideas Corn residue baling increased the wind‐erodible fraction relative to no baling. Cattle grazing of corn residues had smaller effects on wind erosion…”
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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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Does Cattle Grazing and Baling of Corn Residue Increase Water Erosion? by Blanco-Canqui, Humberto, Stalker, Aaron L., Rasby, Rick, Shaver, Tim M., Drewnoski, Mary E., Donk, Simon, Kibet, Leonard

“…Core Ideas Water erosion did not increase after one season of grazing, but it significantly increased after seven seasons of grazing. Baling increased water…”
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Cover Crops have Negligible Impact on Soil Water in Nebraska Maize–Soybean Rotation by Barker, J. Burdette, Heeren, Derek M., Koehler‐Cole, Katja, Shapiro, Charles A., Blanco‐Canqui, Humberto, Elmore, Roger W., Proctor, Christopher A., Irmak, Suat, Francis, Charles A., Shaver, Tim M., Mohammed, Ali T.

“…Core Ideas The effect of cover crops on soil water storage for primary crops was evaluated. Field research was performed at sub‐humid and semi‐arid locations…”
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Economic Return versus Crop Water Productivity of Maize for Various Nitrogen Rates under Full Irrigation, Limited Irrigation, and Rainfed Settings in South Central Nebraska by Rudnick, Daran, Irmak, Suat, Ferguson, Richard, Shaver, Tim, Djaman, Koffi, Slater, Glen, Bereuter, Aaron, Ward, Nicholas, Francis, Dennis, Schmer, Marty, Wienhold, Brian, Van Donk, Simon

“…AbstractField research was conducted at the University of Nebraska-Lincoln South Central Agricultural Laboratory (SCAL) located near Clay Center, NE, in the…”
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Zinc Fertilizer Solubility and Its Effects on Zinc Bioailability Over Time by Shaver, T.M, Westfall, D.G, Ronaghi, M

“…Studies have found that low water-soluble zinc (Zn) sources are not as effective in supplying Zn for plant use as highly water soluble ZnSO4.2H2O. However,…”
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Prevalence of hepatitis C at a veterans hospital: Study of risk factors by Hoffman, Mitchel S., Shaver, Tim, Mason, John, Kuch, Jeff

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Colonoscopy Without Sedation by Hoffman, Mitchel S, Butler, Thomas W, Shaver, Tim

“…Colonoscopy is routinely performed with conscious sedation. We wanted to determine if colonoscopy can be successfully completed without sedation and to assess…”
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