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United States Department of Agriculture

Agricultural Research Service

William B. Stevens (Bart)

Research Agronomist


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Repeated freeze-thaw cycles effects on soil compaction in a clay loam in northeastern Montana - (Peer Reviewed Journal) - (28-Mar-14)
Irrigation system and tillage effects on soil carbon and nitrogen fractions Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Stevens, W.B., Evans, R.G., Iversen, W.M. 2013. Irrigation system and tillage effects on soil carbon and nitrogen fractions. Soil Science Society of America Journal. 77(4): 1225-1234.
Water use and water productivity of sugarbeet, malt barley and potato as affected by irrigation frequency Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Iversen, W.M., Evans, R.G., Stevens, W.B. 2012. Water use and water productivity of sugarbeet, malt barley and potato as affected by irrigation frequency. Agronomy Journal. 104(6):1510-1516.
Soil greenhouse gas emissions affected by irrigation, tillage, crop rotation, and nitrogen fertilization Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Stevens, W.B., Caesar, T., Liebig, M.A. 2012. Soil greenhouse gas emissions affected by irrigation, tillage, crop rotation, and nitrogen fertilization. Journal of Environmental Quality. 41:1774-1786.
Bulk density, water content and hydraulic properties of a sandy loam soil following conventional or strip tillage Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Stevens, W.B., Iversen, W.M., Evans, R.G. 2011. Bulk density, water content and hydraulic properties of a sandy loam soil following conventional or strip tillage. Applied Engineering in Agriculture. 27(5):765-768.
Sugarbeet productivity as influenced by fertilizer band depth and nitrogen rate in strip tillage Reprint Icon - (Peer Reviewed Journal)
Stevens, W.B., Evans, R.G., Jabro, J.D., Iversen, W.M. 2011. Sugarbeet productivity as influenced by fertilizer band depth and nitrogen rate in strip tillage. Journal of Sugarbeet Research. 137-154.
Tillage effects on soil physical properties, sugarbeet yield and quality - (Abstract Only) - (23-Aug-10)
Nitrogen Availability for Sugarbeet affected by Tillage System and Sprinkler Irrigation Method Reprint Icon - (Peer Reviewed Journal)
Stevens, W.B., Evans, R.G., Jabro, J.D., Iversen, W.M. 2010. Nitrogen Availability for Sugarbeet affected by Tillage System and Sprinkler Irrigation Method. Agronomy Journal. 102:1745-1752.
Estimation of CO2 diffusion coefficient at 0-10 cm depth in undisturbed and tilled soils Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Sainju, U.M., Stevens, W.B., Evans, R.G. 2012. Estimation of CO2 diffusion coefficient at 0-10 cm depth in undisturbed and tilled soils. Archives of Agronomy and Soil Science . 58(1): 1-9.
Fall application of polymer-coated urea in strip-till sugarbeet - (Abstract Only) - (11-May-10)
Development of Combined Site-Specific MESA and LEPA Methods on a Linear Move Sprinkler Irrigation System Reprint Icon - (Peer Reviewed Journal)
Evans, R.G., Iversen, W.M., Stevens, W.B., Jabro, J.D. 2010. Development of Combined Site-Specific MESA and LEPA Methods on a Linear Move Sprinkler Irrigation System. Applied Engineering in Agriculture. 26(5):883-895.
Land Use and Management Practices Impact on Plant Biomass Carbon and Soil Carbon Dioxide Emission Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Stevens, W.B., Caesar, T., Jabro, J.D. 2010. Land use and management practices impact on plant biomass carbon and soil carbon dioxide emission. Soil Science Society of America Journal. 74(5):1613-1622.
Spatial and Temporal Variations of Soil Penetration Resistance across Rows of Sugarbeet under Two Tillage Systems - (Abstract Only)
Jabro, J.D., Stevens, W.B., Evans, R.G., Iversen, W.M. 2010. Spatial and Temporal Variations of Soil Penetration Resistance across Rows of Sugarbeet under Two Tillage Systems. In: Geophysical Research Abstracts, Vol. 12, EGU2010-1206. 2010 EGU General Assembly, May 2-5, Vienna, Austria. Cd-Rom.
Spatial Variability and Correlation of Selected Soil Properties in the AP Horizon of the CRP Grassland Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Stevens, W.B., Evans, R.G., Iversen, W.M. 2010. Spatial Variability and Correlation of Selected Soil Properties in the AP Horizon of the CRP Grassland. Applied Engineering in Agriculture. 26(3):419-428.
Carbon Input and Soil Carbon Dioxide Emission Affected by Land Use and Management Practices - (Proceedings)
Sainju, U.M., Stevens, W.B., Caesar, T., Jabro, J.D. 2010. Carbon Input and Soil Carbon Dioxide Emission Affected by Land Use and Management Practices. Proceedings of the 19th Congress of Soil Science. p. 12-15.
Tillage Effects on Bulk Density and Hydraulic Properties of a Sandy Loam Soil in the Mon-Dak Region, USA - (Proceedings)
Jabro, J.D., Stevens, W.B., Iversen, W.M., Evans, R.G. 2010. Tillage Effects on Bulk Density and Hydraulic Properties of a Sandy Loam Soil in the Mon-Dak Region, USA. [CD ROM]. Proceedings of the 19th Congress of Soil Science.
Development of Strip Tillage on Sprinkler Irrigated Sugarbeet Reprint Icon - (Peer Reviewed Journal)
Evans, R.G., Stevens, W.B., Iversen, W.M. 2010. Development of Strip Tillage on Sprinkler Irrigated Sugarbeet. Applied Engineering in Agriculture. 26(1): 59-69.
Tillage effects on physical properties in two soils of the Northern Great Plains Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Stevens, W.B., Evans, R.G., Iversen, W.M. 2009. Tillage effects on physical properties in two soils of the Northern Great Plains. Applied Engineering in Agriculture. 24(3): 377-382.
Long-term Tillage Influences on Soil Physical Properties under Dryland Conditions in Northeastern Montana Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Sainju, U.M., Stevens, W.B., Lenssen, A.W., Evans, R.G. 2009. Long-term Tillage Influences on Soil Physical Properties under Dryland Conditions in Northeastern Montana. Archives of Agronomy and Soil Science. 55(6):633-640.
Where does Strip Tillage Fit in Montana and Wyoming Sugarbeet Production - (Abstract Only)
Stevens, W.B., Evans, R.G., Iversen, W.M. 2009. Where does Strip Tillage Fit in Montana and Wyoming Sugarbeet Production [Abstract]. 36-40.
Managing Nitrogen Inputs to Optimize Grower Returns - (Abstract Only)
Stevens, W.B., Eckhoff, J. 2009. Managing Nitrogen Inputs to Optimize Grower Returns [Meeting Abstract]. 31-32.
Where does Strip Tillage Fit in Montana Irrigated Crops - (Abstract Only)
Stevens, W.B., Evans, R.G., Iversen, W.M. 2009. Where does Strip Tillage Fit in Montana Irrigated Crops [Abstract]. 21-23.
Tillage depth effects on soil physical properties, sugarbeet yield and quality Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Stevens, W.B., Iversen, W.M., Evans, R.G. 2010. Tillage depth effects on soil physical properties, sugarbeet yield and quality. Communications in Soil Science and Plant Analysis. 41: 7:908 -916.
Performance Evaluation of Automated Passive Capillary Sampler for Estimating Water Drainage in the Vadose Zone - (Abstract Only)
Jabro, J.D., R.G. Evans, W.M. Iversen and, B.W. Stevens. 2009. Performance Evaluation of Automated Passive Capillary Sampler for Estimating Water Drainage in the Vadose Zone. Annual International Meeting of the American Society of Agricultural and Biological Engineers (ASABE) Reno, NV, June 20-24, 2009. Cd-Rom.
Response of Eight Sugarbeet Varieties to Increasing Nitrogen Application: 1. Root, Sucrose, and Top Yield Reprint Icon - (Peer Reviewed Journal)
Stevens, W.B., Violette, R., Skalsky, S., Mesbah, A.O. 2009. Response of Eight Sugarbeet Varieties to Increasing Nitrogen Application: 1. Root, Sucrose, and Top Yield. Journal of Sugarbeet Research. 45:65-83.
Tillage and irrigation method effects on yield and quality of sugarbeet and malting barley - (Abstract Only)
Stevens, W.B., Evans, R.G., Jabro, J.D., Iversen, W.M. 2008. Tillage and irrigation method effects on yield and quality of sugarbeet and malting barley. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting.
Passive capillary sampler for measuring soil water drainage and flux in the vadose zone: Design, performance and enhancement Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Kim, Y., Evans, R.G., Iversen, W.M., Stevens, W.B. 2008. Passive capillary sampler for measuring soil water drainage and flux in the vadose zone: Design, performance and enhancement. Applied Engineering in Agriculture. 24(4):439-446.
Tillage depth effects on soil physical properties, sugarbeet yield and quality - (Abstract Only)
Jabro, J.D., Stevens, W.B., Iversen, W.M., Evans, R.G. 2008. Tillage depth effects on soil physical properties, sugarbeet yield and quality. Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting. October 4-9, 2008, Houston, TX. Cd-Rom.
Examination of field soils in the Northern Rocky Mountain Region for Cercospora beticola by ELISA and PCR - (Abstract Only)
Lartey, R.T., Caesar, T., Allen, B.L., Hanson, S.L., Stevens, W.B., Evans, R.G. 2008. Examination of field soils in the Northern Rocky Mountain Region for Cercospora beticola by ELISA and PCR. Journal of Plant Pathology. 90(2):S2.81-S2.465.
Impact of fuel and nitrogen prices on profitability of selected crops: A case study Reprint Icon - (Peer Reviewed Journal)
Skalsky, S., Jacobs, J.J., Menkahaus, D., Stevens, W.B. 2008. Impact of fuel and nitrogen prices on profitability of selected crops: A case study. Agronomy Journal. 100:1161-1165.
Management practices affects soil carbon dioxide emission and carbon storage - (Popular Publication)
Sainju, U.M., Jabro, J.D., Stevens, W.B. 2008. Management practices affects soil carbon dioxide emission and carbon storage. CSA News. 53:5-6.
Strip tillage for sugarbeet and its implications for N fertilizer management - (Proceedings)
Stevens, W.B., Iversen, W.M., Evans, R.G., Jabro, J.D., Kim, Y. 2008. Strip tillage for sugarbeet and its implications for N fertilizer management. Proceedings of Great Plains Soil Fertility Conference. 12:54-60.
Long-term tillage frequency effects on dryland soil physical and hydraulic properties - (Proceedings)
Jabro, J.D., Sainju, U.M., Stevens, W.B., Lenssen, A.W., Evans, R.G. 2008. Long-term tillage frequency effects on dryland soil physical and hydraulic properties. International Soil Conservation Organization Conference Proceedings. May 15-23, 2008. Budapest, Hungary.
Effect of Tillage on Soil Hydraulic Conductivity in Two Contrasting Soil Textures - (Abstract Only)
Jabro, J.D., Stevens, W.B., Evans, R.G., Iversen, W.M. 2007. Effect of Tillage on Soil Hydraulic Conductivity in Two Contrasting Soil Textures. Agronomy Abstracts. In: Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting, November 4-9, 2007, New Orleans, Louisianna. CD-ROM.
Repeatability of Soil Apparent Electrical Conductivity Measured by a Coulter Sensor Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Evans, R.G., Stevens, W.B., Iversen, W.M. 2008. Repeatability of soil apparent electrical conductivity measured by a coulter sensor. Soil Science. 173(1):35-45.
In-season movement of fertilizer nitrogen in conventional and strip till sugarbeet systems - (Abstract Only)
Stevens, W.B., Jabro, J.D., Evans, R.G., Iversen, W.M. 2007. In-season movement of fertilizer nitrogen in conventional and strip till sugarbeet systems. American Society of Agronomy Meetings.
Ecology and function of culturable microbes in soil aggregation - (Book / Chapter)
Caesar, T., Caesar, A.J., Gaskin, J.F., Sainju, U.M., Stevens, W.B. 2008. Ecology and function of culturable microbes in soil aggregation. In: Tian-Xiao Liu, editor. Soil Ecology Research Developments. Hauppauge, NY:2007 Science Publishers, Inc. p. 121-138.
Carbon dioxide flux as affected by tillage and irrigation in soil converted from perennial forages to annual crops Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Sainju, U.M., Stevens, W.B., Evans, R.G. 2008. Carbon dioxide flux as affected by tillage and irrigation in soil converted from perennial forages to annual crops. Journal of Environmental Management. 88: 1478-1484.
Sugarbeet Yield and Nitrogen Use Efficiency with Pre-plant Broadcast, Banded, or Point-Injected Nitrogen Application Reprint Icon - (Peer Reviewed Journal)
Stevens, W.B., Blaylock, A.D., Hopkins, B.G., Ellsworth, J.W., Krall, J.M. 2007. Sugarbeet Yield and Nitrogen Use Efficiency with Pre-plant Broadcast, Banded, or Point-Injected Nitrogen Application. Agronomy Journal. 99:1252-1259.
Precision fertilization of Wyoming sugar beets: A case study Reprint Icon - (Peer Reviewed Journal)
Taulealea, S., Held, D.J., Stevens, W.B., Bradley, D. 2007. Precision fertilization of Wyoming sugar beets: A case study. Journal of American Society of Farm Managers and Rural Appraisers. 70:44-47.
Two irrigation methods on strip-tilled and conventionally tilled sugarbeets and barley - (Popular Publication)
Stevens, W.B., Evans, R.G., Iversen, W.M. 2007. Two irrigation methods on strip-tilled and conventionally tilled sugarbeets and barley. The Sugarbeet Grower. 46(2):4-6.
Soil Carbon Dioxide Emission and Carbon Sequestration As Affected by Irrigation, Tillage, Cropping System, and Nitrogen Fertilization Reprint Icon - (Peer Reviewed Journal)
Sainju, U.M., Jabro, J.D., Stevens, W.B. 2008. Soil carbon dioxide emission and carbon sequestration as influenced by irrigation, tillage, cropping system, and nitrogen fertilization. Journal of Environmental Quality. 37:98-106.
Soil carbon dioxide fluxes in relation to physical properties as influenced by management practices - (Abstract Only)
Jabro, J.D., Sainju, U.M., Stevens, W.B., Evans, R.G. 2006. Soil carbon dioxide fluxes in relation to physical properties as influenced by management practices [CD-ROM]. Agronomy Abstracts. Indianapolis, Indiana: Agronomy Society of America, Crop Science Society of America, Soil Science Society of America Meeting.
Nitrogen Uptake and Utilization by Strip-Till Sugarbeet - (Abstract Only)
Stevens, W.B., Evans, R.G., Iversen, W.M., Jabro, J.D. 2006. Nitrogen Uptake and Utilization by Strip-Till Sugarbeet. In: ASA-CSSA-SSSA Annual Meeting Abstracts, November 12-16, 2006, Indianapolis, IN. Poster.
Strip Tillage on Sprinkler Irrigated Sugar Beets - (Proceedings)
Evans, R.G., Iversen, W.M., Stevens, W.B. 2006. Strip tillage on sprinkler irrigated sugar beets. ASABE Annual International Meeting. Paper 061030. CD-ROM.
Repeatability of Soil Apparent Electrical Conductivity Measured by the Veris 3100 Sensor - (Proceedings)
Jabro, J.D., Evans, R.G., Stevens, W.B., Iversen, W.M. 2006. Repeatability of soil apparent electrical conductivity measured by the Veris 3100 Sensor. ASABE Annual International Meeting, July 9-12, 2006. Portland, Oregon. 2006 CD-ROM.
Spatial Relationships among Soil Physical Properties in a Grass-Alfalfa Hay Field - (Peer Reviewed Journal)
Jabro, J.D., Stevens, W.B., Evans, R.G. 2006. Spatial relationships among soil physical properties in a grass-alfalfa hay field. Soil Science. 17:719-727.
Soil Carbon Dioxide Emission As Influenced by Irrigation, Tillage, Cropping System, and Nitrogen Fertilization - (Proceedings)
Sainju, U.M., Jabro, J.D., Stevens, W.B. 2006. Soil carbon dioxide emission as influenced by irrigation, tillage, cropping system, and nitrogen fertilization. Workshop on Agricultural Air Quality. pp. 1086-1098.
Characterization of Spatial Variability of Soil Electrical Conductivity and Cone Index Using Coulter and Penetrometer-Type Sensors. Reprint Icon - (Peer Reviewed Journal)
Jabro, J.D., Evans, R.G., Kim, Y., Stevens, W.B., Iversen, W.M. 2006. Characterization of spatial variability of soil electrical conductivity and cone index using coulter and penetrometer-type sensors. Soil Science. 171(8):627-637.
Strip-Till Research on Beets - (Popular Publication)
Evans, R.G., Iversen, W.M., Stevens, W.B. 2006. Strip-till research on beets. The Sugarbeet Grower. 45(2):16-19.
Combined Lepa and Mesa Irrigation on a Site Specific Linear Move System - (Proceedings)
Evans, R.G., Stevens, W.B., Iversen, W.M. 2005. Combined lepa and mesa irrigation on a site specific linear move system. In: Proceedings of the 26th International Irrigation Show. International Irrigation Show, November 6-8, 2005. Phoenix, Arizona. 13 pp. 2005 CDROM.
Spatial Variability of the Apparent Electrical Conductivity and Cone Index As Measured with Sensing Technologies: Assessment and Comparison - (Proceedings)
Jabro, J.D., Evans, R.G., Kim, Y., Stevens, W.B., Iversen, W.M. 2005. Spatial variability of the apparent electrical conductivity and cone index as measured with sensing technologies: assessment and comparison. ASABE Pacific Northwest Section Meeting, Lethbridge, Alberta, Canada, September 22-24, 2005. Paper PNW05-1017.
Spatial Variability of Physical Properties in Lihen Sandy Loam Soils - (Abstract Only)
Jabro, J.D., Stevens, W.B., Evans, R.G. 2005. Spatial variability of physical properties in lihen sandy loam soils. In: Agronomy Abstracts. ASA-CSSA-SSSA International Annual Meetings, November 6-10, 2005, Salt Lake City, Utah. CD-ROM.
Zinc Enhances Sugar Beet Emergence and Yield on a Calcareous Soil with Marginal Zinc Availability - (Proceedings)
Stevens, W.B., Mesbah, A.O. 2005. Zinc sulfate applied to sugarbeet using broadcast, seed-placed, and foliar methods.In: Proceedings of the Western Nutrient Management Conference. March 2, 2005. Salt Lake City, UT. 6:200-207.
Fly Ash as a Liming Material for Corn Production - (Peer Reviewed Journal)
Tarkalson, D.D., Hergert, G.W., Stevens, W.B., Mccallister, D.L., Kachman, S.D. 2005. Fly Ash as a Liming Material for Corn Production. Soil Science. 170:386-398.
Redstem filaree control in sugarbeets with micro-rate herbicide treatments - (Peer Reviewed Journal)
Mesbah, A.O., Miller, S.D., Stevens, W.B. 2004. Redstem filaree control in sugarbeets with micro-rate herbicide treatments. Online. Crop Management. doi: 10.1094/CM-2004-0826-01-RS.
Fate of Nitrogen-15 in a Long-Term Nitrogen Rate Study: Ii. Nitrogen Uptake Efficiency Reprint Icon - (Peer Reviewed Journal)
Stevens, W.B., Hoeft, R.G., Mulvaney, R.L. 2005. Fate of nitrogen-15 in a long-term nitrogen rate study: II. nitrogen uptake efficiency. Agronomy Journal. Vol. 97(4):1046-1053.
Fate of Nitrogen-15 in a Long-Term Nitrogen Rate Study: I. Interactions with Soil Nitrogen - (Peer Reviewed Journal)
Stevens, W.B., Hoeft, R.G., Mulvaney, R.L. 2005. Fate of nitrogen-15 in a long-term nitrogen rate study: I. interactions with soil nitrogen. Agronomy Journal. 97(4):1037-1045.
Last Modified: 4/19/2013
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