This collection houses articles and publications generated by the faculty of the Department of Agronomy, Horticulture and Plant Science
Submissions from 2006
A Better Understanding on How Soils and Water Interact to Influence N Responses, Ki-In Kim, David Clay, Gregg Carlson, and Sharon Clay
Sorption-desorption of Imidacloprid and its Metabolites in Soil and Vadose Zone Materials, Sharon V. Papiernik, William C. Koskinen, Lucia Cox, Pamela J. Rice, Sharon A. Clay, Nancy R. Werdin-Pfisterer, and Kristen A. Norberg
Submissions from 2005
Clouds Influence Precision and Accuracy of Ground‐based Spectroradiometers, Jiyual Chang, Sharon A. Clay, David E. Clay, David Aaron, Dennis Helder, and Kevin Dalsted
Soil Organic Carbon Maintenance in Corn (Zea mays L.) and Soybean (Glycine max L.) as Influenced by Elevation Zone, David E. Clay, Gregg Carlson, Sharon Clay, J. Chang, and D. D. Malo
13C Discrimination in Corn Grain Can Be Used to Separate and Quantify Yield Losses Due to Water and Nitrogen Stresses, David E. Clay, Sharon A. Clay, Drew J. Lyon, and Juerg M. Blumenthal
Characterizing Water and N Stress in Corn Using Remote Sensing., David Clay, Ki-In Kim, J. Chang, and S. Clay
Can 13C Discrimination in Corn (Zea mays) Grain be Used to Characterize Intra-plant Competition for Water and Nitrogen, D. E. Clay, S. A. Clay, Drew J. Lyon, and Juerg M. Blumenthal
Growth and Fecundity of Several Weed Species in Corn and Soybean, S. A. Clay, J. Kleinjan, D. E. Clay, F. Forcella, and W. Batchelor
The Influence of Shade on Corn and Velvetleaf, Sharon A. Clay, Jon Kleinjan, David E. Clay, Zhoujing Liu, and John Pulls
Within-field Spatial Variation of Northern Corn Rootworms, Michael Ellsbury, Sharon Clay, David Clay, and Douglas Malo
Interactions Among Western Corn Rootworm (Coleoptera: Chrysomelidae), Yellow Foxtail, and Corn, M. M. Ellsbury, K. R. Banken, S. A. Clay, and F. Forcella
The Influence of Antimicrobial Chemicals on Herbicide Degrading Organisms, Aaron Hoese, Susan Gibson, Volker Brozel, and Sharon A. Clay
Yield Environment Influence on N Response, Ki-In Kim, David Clay, Gregg Carlson, and Sharon Clay
Submissions from 2004
Soybean Foliage Residues of Dicamba and 2, 4-D and Correlation to Application Rates and Yield, Shane M. Anderson, S. A. Clay, L. J. Wrage, and D. Matthees
Defining Yield Goals and Management Zones to Minimize Yield and Nitrogen and Phosphorus Fertilizer Recommendation Errors, Jiyul Chang, David E. Clay, Charles G. Carlson, Cheryl L. Reese, Sharon A. Clay, and Mike M. Ellsbury
Detecting Weed-free and Weed-infested Areas of a Soybean Field Using Near-infrared Spectral Data, Jiyul Chang, Sharon A. Clay, David E. Clay, and Kevin Dalsted
Bromide and Nitrate Movement Through Undisturbed Soil Columns, D. E. Clay, Z. Zheng, Z. Liu, and T. P. Trooien
Development of a Method for Evaluating the Yield Goal Approach, K. Kim, D. E. Clay, C. G. Carlson, and S. A. Clay
Submissions from 2003
Different Techniques to Identify Management Zones Impact Nitrogen and Phosphorus Sampling Variability, Jiyul Chang, David E. Clay, Charles G. Carlson, Sharon A. Clay, Douglas D. Malo, Robert Berg, Jon Kleinjan, and William Wiebold
Corn (Zea mays L.) Yield Prediction Using Multispectral and Multidate Reflectance, Jiyul Chang, David E. Clay, Kevin Dalsted, Sharon Clay, and Mary O' Neill
Carbon-13 Discrimination Can be Used to Evaluate Soybean Yield Variability, D. E. Clay; S. A. Clay; J. Jackson; K. Dalsted; C. Reese; Z. Liu; D. D. Malo; and C. G, Carlson
Field Processes and Applications-15 Comparison of Atrazine and Alachlor Sorption, Mineralization, and Degradation Potential in Surface and Aquifer Sediments, Sharon A. Clay, David E. Clay, and Thomas B. Moorman
Effect of Variability of Soil Properties as a Function of Depth on Pesticide Sorption-Desorption, Sharon A. Clay and William C. Koskinen
Atrazine Sorption and Desorption as Affected by Aggregate Size, Particle Size, and Soil Type, Thomas M. DeSutter, Sharon A. Clay, and David E. Clay
Characterization of Soybean Yield Variability Using Crop Growth Models and 13C Discrimination, Joel O. Paz, William D. Batchelor, David E. Clay, Sharon A. Clay, and Cheryl Reese
Submissions from 2002
Discrimination and Remote Sensing can be Used to Evaluate Soybean Yield Variability, D. E. Clay, S. A. Clay, J. Jackson, K. Dalsted, C. Reese, Z. Liu, D. D. Malo, and C. G. Carlson
Banding of Pesticides, Sharon A. Clay
Scouting for Weeds, Sharon Clay and Gregg Johnson
Spatial Variability of Atrazine and Alachlor Efficacy and Mineralization in an Eastern South Dakota Field, Zhuojing Liu, Sharon A. Clay, and David E. Clay
The Impact of Intercropping Annual ‘Sava’snail Medic on Corn Production, Hugh Smeltekop, David E. Clay, and Sharon A. Clay
Submissions from 2001
Genetic Variation in Aphthona nigriscutis Foudras (Coleoptera: Chrysomelidae) Populations Introduced into the United States to Biologically Control Leafy Spurge, Mark A. Brnkman, Tracie A. Jenkins, Nels H. Granholm, and Sharon A. Clay
Factors Influencing Spatial Variability of Soil Apparent Electrical Conductivity, D. E. Clay, J. Chang, D. D. Malo, C. G. Carlson, C. Reese, S. A. Clay, M. Ellsbury, and B. Berg
Spatial Variability of 13C Isotopic Discrimination in Corn, D. E. Clay, S. A. Clay, Z. Liu, and C. Reese
Herbicide Concentration and Dissipation from Surface Wind-erodible Soil, Sharon A. Clay, Thomas M. DeSutter, and David E. Clay
Vertical Accuracy of Two Differentially Corrected Global Positioning Satellite Systems, D. P. Johnson, D. E. Clay, C. G. Carlson, K. W. Strange, S. A. Clay, and D. D. Malo
Submissions from 2000
Precision Farming Protocols. Part 2. Comparison of Sampling Approaches for Precision Phosphorus Management, David E. Clay, Jiyul Chang, C. Gregg Carlson, Doug Malo, Sharon A. Clay, and Mike Ellsbury
Herbicide Movement and Dissipation at Four Midwestern Sites, S. A. Clay, R. H. Dowdy, J. A. Lamb, J. l. Anderson, B. Lowery, R. E. Knight, and D. E. Clay
Herbicide Management to Maintain Environmental Quality, Sharon Clay
Herbicide Management to Maintain Environmental Quality: Lessons to be Learned from North American herbicide Management Practices, Sharon A. Clay
Use of GIS/GPS Systems in IPM: Progress and Reality, M. M. Ellsbury, S. A. Clay, S. J. Fleischer, L. D. Chandler, and S. M. Schneider
Spatial Distribution of Soil-dwelling Stages of Northern Corn Rootworm in Relation to Measurable Soil and Crop Characteristics, M.M. Ellsbury, D.D. Malo, D.E. Clay, S. A. Clay, and C. G. Carlson
Using Spectral Reflectance and Remote Sensing to Compare Soybeans (Glycine max) and Green Foxtail (Setaria viridis), C. Gustafson, S. A. Clay, D. Clay, C. G. Carlson, K. Dalsted, and M. M. Ellsbury
Biological control of Canada thistle (Cirsium arvense) in South Dakota, Z. Liu, S. A. Clay, and M. Brinkman
Hillslope Chronosequence of Electromagnetic Induction Readings as Influenced by Selected Soil Properties, W. A. Nugteren, D. D. Malo, T. E. Schumacher, C. G. Carlson, D. E. Clay, C. G. Carlson, D. E. Clay, S. A. Clay, K.J. Dalsted, and M. M. Ellsbury
Integrating Remote Sensing (Aerial Images), Geographic Information System (GIS), and Global Positioning System (GPS) Data: the Case of Mapping Weeds in a Moody County (South Dakota) Field, P. Thanapura, S. A. Clay, D. E. Clay, C. Cole, K. Dalsted, and M O'Neill
Herbicide Strategies for Managing Kochia (Kochia scoparia) Resistant to ALS-Inhibiting Herbicides in Wheat (Triticum aestivum) and Soybean (Glycine max), Ryan Wolf, Sharon A. Clay, and Leon J. Wrage
Submissions from 1999
Reproductive Status of Flea Beetles in North Dakota and South Dakota, Mark A. Brinkman and Sharon A. Clay
Influence of Deleterious Rhizobacteria on Leafy Spurge (Euphorbia esula) Roots, Mark A. Brinkman, Sharon A. Clay, and Robert J. Kremer
Weed Detection in Field Corn Using High Resolution Multispectral Digital Imagery and Field Scouting, Brian L. Broulik, K. J. Dalsted, S. A. Clay, D. E. Clay, C. G. Carlson, M. M. Ellsbury, and D. D. Malo
Evaluation of General Weed Management (GWM) Model: A Computerized Bioeconomic Weed Decision Aid for Row Crops, Brian L. Broulik, C. L. Reese, D. E. Clay, and M. M. Ellsbury
Precision Farming Protocols: Part 1. Grid Distance and Soil Nutrient Impact on the Reproducibility of Spatial Variability Measurements, Jiyul Chang, David E. Clay, C. Greg Carlson, Douglas D. Malo, Sharon A. Clay, John Lee, and Mike Ellsbury
Systematic Evaluation of Precision Farming Soil Sampling Requirements, David E. Clay, C. G. Carlson, J. Chang, S. A. Clay, D. D. Malo, M. M. Ellsbury, and John Lee
Targeting Precision Agrichemical Applications to Increase Productivity, S. A. Clay, G.J. Lems, D. E. Clay, M. M. Ellsbury, and F. Forcella
Sampling Weed Spatial Variability on a Fieldwide Scale, Sharon A. Clay, G. Jason Lems, Frank Forcella, Michael M. Ellsbury, C. Gregg Carlson, and David E. Clay
Spatial Variability in Corn Rootworm Distribution in Relation to Spatially Variable Soil Factors and Crop Condition, M.M. Ellsbury, W. D. Woodson, D. D. Malo, D. E. Clay, C. G. Carlson, and S. A. Clay
On-Farm-Research Protocols: Determining Vertical Accuracy of Differentially Corrected Carrier and Code Phase Global Positioning Satellite Systems, D.P. Johnson, D. E. Clay, C. G. Carlson, K. W. Strange, S. A. Clay, J. A. Schumacher, and M. M. Ellsbury
Influence of Crop Rotation, Tillage, and Management Inputs on Weed Seed Production, George O. Kegode and Frank Forcella
Stability of Corn (Zea mays)-foxtail (Setaria spp.) Interference Relationships, John L. Lindquist, Philip Westra, W. J. Lambert, Thomas T. Bauman, Jason C. Fausey, James J. Kells, Steven J. Langton, R. Gordon Harvey, Brett H. Bussler, Kevin Banken, Sharon Clay, and Frank Forcella
Spatial Variation in Atrazine Field Dissipation and Laboratory Mineralization and Their Relationship to Weed Control, Z. Liu, S. A. Clay, and D. E. Clay
Submissions from 1998
Field Scale Variability of Nitrogen and δ15N in Soil and Plants, D. E. Clay, J. Chang, S. A. Clay, m. Ellsbury, C. G. Carlson, D. D. Malo, D. Woodson, and T. DeSttur
Application Method: Impacts on Atrazine and Alachlor Movement, Weed Control, and Corn Yield in Three Tillage Systems, S. A. Clay, D. E. Clay, W. C. Koskinen, and R. K. Berg Jr
Weed Seedbanks and Corn Growth Following Continuous Corn or Alfalfa, Sharon A. Clay and Immer Aguilar
Leafy Spurge Biological Control Using Black Dot Flea Beetles and Deleterious Rhizobacteria: Final Report Submitted to South Dakota Department of Agriculture Weed and Pest Control, Sharon A. Clay, Mark A. Brinkman, Robert J. Kramer, Jan J. Jackson, and Nels H. Granholm
Atrazine, Alachlor, and Total inOrganic Nitrogen Concentrations of Winter Wind‐eroded Sediment Samples, Tom M. DeSutter, S. A. Clay, and D. E. Clay
Diversity and Dominant Species of Ground Beetle Assemblages (Coleoptera: Carabidae) in Crop Rotation and Chemical Input Systems for the Northern Great Plains, Michael M. Ellsbury; Janine E. Powell; Frank Forcella; W, David Woodson; Sharon A. Clay; and Walter E. Riedell
Diversity and Dominant Species of Ground Beetle Assemblages (Coleoptera: Carabidae) in Crop Rotation and Chemical Input Systems for the Northern Great Plains, Michael M. Ellsbury, Janine E. Powell, Frank Forcella, W. David Woodson, Sharon A. Clay, and Walter E. Riedell
Geostatistical Characterization of the Spatial Distribution of Adult Corn Rootworm (Coleoptera: Chrysomelidae) Emergence, M. M. Ellsbury, W. D. Woodson, S. A. Clay, D. D. Malo, J. Schumacher, D. Clay, and C. G. Carlson
Corn and Soil Fertility Responses to Crop Rotation with Low, Medium, or High Inputs, Walter E. Riedell, Thomas E. Schumacher, Sharon A. Clay, Michael M. Ellsbury, Max Pravecek, and Paul D. Evenson
Submissions from 1997
Analysis of Spatial Distribution of Canada Thistle (Cirsium Arvense) in Notill Soybean (Glycine Max), B. L. Broulik, J. Lems, S. A. Clay, D. E. Clay, and M. M. Ellsbury
Sorption and Degradation of Alachlor in Soil and Aquifer Material, S. A. Clay, T. B. Moorman, D. E. Clay, and K. A. Scholes
Leafy Spurge - A Review, Sharon A. Clay and Chad M. Scholes
Spatial Characterization of Adult Emergence Patterns and Oviposition for Corn Rootworm Populations in Continuous and Rotated Corn, M. M. Ellsbury, W D. Woodson, L. D. Chandler, S. A. Clay, D. E. Clay, D. Malo, T. Schumacher, J. Schumacaher, and C. G. Carlson
Weed Seed Bank Emergence across the Corn Belt, Frank Forcella, Robert G. Wilson, Jack Dekker, Robert J. Kramer, John Cardina, Randy L. Anderson, David Alm, Karen A. Renner, R. Gordon Harvey, Sharon Clay, and Douglas D. Buhler
Factors Affecting Atrazine Fate in North Central U.S. soils, W. C. Koskinen and Sharon Clay
Atrazine and Alachlor Adsorption Characteristics to Benchmark Soil Series in Eastern South Dakota, Z. Liu, S. A. Clay, J. Gaffney, and D. Malo
Submissions from 1996
Temporal Variability of Organic C and Nitrate in a Shallow Aquifer, D. E. Clay, S. A. Clay, T. B. Moorman, K. Brix-Davis, K. A. Scholes, and A. R. Bender
The Interaction between the Spatial Variability of Velvetleaf Populations and Corn Grain Yield Potentials, S. A. Clay and K. Brix-Davis
The Effect of Ammonia on Atrazine Sorption and Transport, S. E. Clay, D. E. Clay, Z. Liu, and S. S. Harper
Alternative Weed Management Strategies Symposium: An Overview, Sharon Clay
Transport of Agrichemicals by Wind Eroded Sediments to Nontarget Areas, Thomas M. DeSutter, Sharon A. Clay, and David E. Clay
Spatial Characterization of Corn Rootworm Populations in Continuous and Rotated Corn, M. M. Ellsbury, W. D. Woodson, S. A. Clay, and C. G. Carlson
Stability of Corn (Zea mays)-Velvetleaf (Abutilon theophrasti) Interference Relationships, John L. Lindquist, David A. Mortensen, Sharon Clay, Richard Schmenk, James J. Kells, Kirk Howatt, and Philip Westra
Submissions from 1995
RIdge-Tillage Systems and Water Quality in MSEA Studies, R. Allmaras, S. Clay, D. Hughes, R. Kanwar, R. Knoighton, J. Lamb, B. Lowery, and S. Workman
Banding Nitrogen Fertilizer Influence on Inorganic Nitrogen Distribution, D. E. Clay, C. C. Carlson, P. W. Holman, T. E. Schumacher, and S. Clay
Leaching of Dissolved Organic Carbon in Soil Following Anhydrous Ammonia Application, D. E. Clay, S. A. Clay, Z. Liu, and S. S. Harper
Alachlor and Metolachlor Movement During Winter and Early Spring at Three Midwestern Sites, S. A. Clay, W. C. Koskinen, and J. M. Baker
Spring Wheat (Triticum aestivum) Cultivar Responses to Trifluralin and Postemergence Herbicides, Sharon A. Clay, Jim F. Gaffney, and Leon J. Wrage
Where's the Atrazine? A Regional Groundwater Synopsis, N. Fausey, R. Dowdy, T. Steinheimer, R. Spalding, P. Blanchard, B. Lowery, W. Albus, and Sharon Clay
Ammonia Impacts on Atrazine Leaching Through Undisturbed Soil Columns, Z. J. Liu, S. A. Clay, D. E. Clay, and S. S. Harper
Velvetleaf (Abutilon theophrasti) Effect on Corn (Zea mays) Growth and Yield in South Dakota, Chad Scholes, Sharon A. Clay, and Kalyn Brix-Davis
Ammonia Fertilizer Influences Atrazine Adsorption-Desorption Characteristics, Liu Zhoujing, Sharon A. Clay, David E. Clay, and Sidney S. Harper
Submissions from 1994
Nitrate Movement after Anhydrous Ammonia Application in a Ridge Tillage System, D. E. Clay, S. A. Clay, K. Brix-Davis, and K. A. Scholes
Agrichemical Detection in a Shallow Unconfined Aquifer as Influenced by Sampling Technique, D. E. Clay, P. W. Holman, S. A. Clay, T. E. Schumacher, K. A. Scholes, and A. R. Bender
Fertilizer Shank Placement Impact on Atrazine Movement in a Ridge Tillage System, Sharon A. Clay, Kimberly A. Scholes, and David E. Clay
Quackgrass Control in Established Alfalfa with Sethoxydim, E. K. Twidwell, K. D. Kephart, and Sharon Clay
Submissions from 1992
Agrichemical Placement Impacts on Alachlor and Nitrate Movement Through Boil in a Ridge Tillage System, S. A. Clay, O. E. Clay, W. C. Koskinen, and G. L. Malzer
Submissions from 1991
Alachlor Movement Through Intact Soil Columns Taken From Two Tillage Systems, Sharon A. Clay, William C. Koskinen, and Paul Carlson
Submissions from 1990
Adsorption and Desorption of Atrazine, Hydroxyatrazine, and S-Glutathione Atrazine on Two Soils, Sharon A. Clay and William C. Koskinen
Characterization of Alachlor and Atrazine Desorption from Soils, Sharon A. Clay and William C. Koskinen
Chemical Control of Giant Burreed (Sparganium eurycarpum) in Wild Rice (Zizania palustris), Sharon A. Clay and Ervin A. Oelke