R. Ferguson

发表

Comparison of kriging and inverse-distance methods for mapping soil parameters

C. Gotway, R. Ferguson, G. Hergert, 1996 .

Fractal analysis of spatial and temporal variability

R. Ferguson, G. Hergert, B. Eghball, 1999 .

Dryland Performance of Sweet Sorghum and Grain Crops for Biofuel in Nebraska

A. Liska, R. Klein, R. Ferguson, 2010 .

Active Sensor Reflectance Measurements of Corn Nitrogen Status and Yield Potential

A. Gitelson, J. Schepers, J. Shanahan, 2008 .

Soil Conductivity as a Measure of Soil and Crop Status—A Four-Year Summary

Roger A. Eigenberg, Bryan L. Woodbury, John A. Nienaber, 2006 .

Approaches to Management Zone Definition for Use of Nitrification Inhibitors

R. M. Lark, Richard B. Ferguson, R. Lark, 2003 .

Identifying associations among site properties and weed species abundance. II. Hypothesis generation

David A. Mortensen, Richard B. Ferguson, Douglas D. Buhler, 2000, Weed Science.

A multinational survey of precision farming early adopters

Søren Marcus Pedersen, Murray Lark, Richard B. Ferguson, 2001 .

Evaluation of an on-the-go technology for soil pH mapping

Viacheslav I. Adamchuk, Richard B. Ferguson, V. Adamchuk, 2007, Precision Agriculture.

Mapping risk of soil nutrient deficiency or excess by disjunctive and indicator kriging

R. M. Lark, Richard B. Ferguson, R. Lark, 2004 .

Remote Sensing for Site-Specific Crop Management

Donald Rundquist, D. Rundquist, R. Ferguson, 2018, Precision Agriculture Basics.

Strengths and Limitations of Nitrogen Rate Recommendations for Corn and Opportunities for Improvement

John E. Sawyer, Quirine M. Ketterings, Peter M. Kyveryga, 2018 .

Classification of Crop Yield Variability in Irrigated Production Fields

Viacheslav I. Adamchuk, Richard B. Ferguson, Achim Dobermann, 2003 .

Sampling and Spatial Analysis Techniques for Quantifying Soil Map Unit Composition

R. Ferguson, G. Hergert, 2013 .

Impacts of cover crop planting dates on soils after four years

H. Blanco‐Canqui, C. Francis, R. Ferguson, 2020 .

Site-Specific Nitrogen and Plant Density Management in Irrigated Maize

A. Dobermann, J. Ping, R. Ferguson, 2008 .

Delineating site-specific management zones for pH-induced iron chlorosis

D. Marx, V. Adamchuk, R. Ferguson, 2008, Precision Agriculture.

Optimization of crop canopy sensor placement for measuring nitrogen status in corn.

Viacheslav I. Adamchuk, Richard B. Ferguson, James S. Schepers, 2009 .

Nitrogen Sidedress Directed by Corn Canopy Reflectance for Manured Fields

J. Schepers, T. Shaver, R. Ferguson, 2019, Agronomy Journal.

Managing Spatial Variability with Furrow Irrigation to Increase Nitrogen Use Efficiency

P. C. Robert, R. H. Rust, W. E. Larson, 1995 .

Grain sorghum water use with skip-row configuration in the Central Great Plains of the USA

S. Irmak, R. Klein, R. Ferguson, 2011 .

Economic Return versus Crop Water Productivity of Maize for Various Nitrogen Rates under Full Irrigation, Limited Irrigation, and Rainfed Settings in South Central Nebraska

Daran R. Rudnick, D. Francis, Koffi Djaman, 2016 .

Groundwater Quality and Nitrogen Use Efficiency in Nebraska's Central Platte River Valley.

R. Ferguson, 2015, Journal of environmental quality.

Nitrogen Use Efficiency of Irrigated Corn for Three Cropping Systems in Nebraska

Charles S. Wortmann, Charles A. Shapiro, David D. Tarkalson, 2011 .

High‐Yielding Corn Response to Applied Phosphorus, Potassium, and Sulfur in Nebraska

A. Dobermann, D. Walters, R. Ferguson, 2009 .

Developing Prescriptive Soil Nutrient Maps

Joe D. Luck, Richard B. Ferguson, J. Luck, 2018 .

Corn Nitrogen Nutrition Index Prediction Improved by Integrating Genetic, Environmental, and Management Factors with Active Canopy Sensing Using Machine Learning

C. J. Ransom, Y. Miao, N. Kitchen, 2022, Remote. Sens..

Managing Livestock Manure to Protect Environmental Quality

R. Ferguson, C. Wortmann, B. Benham, 2009 .

Combining on-the-go soil sensing and a wireless sensor network to increase irrigation water use efficiency

Derrel L. Martin, V. Adamchuk, R. Ferguson, 2011 .

Site-specific management of pH-induced iron chlorosis of maize

V. Adamchuk, R. Ferguson, D. Tarkalson, 2007 .

Grain sorghum nitrogen use as affected by planting practice and nitrogen rate

R. Ferguson, C. Wortmann, A. Abunyewa, 2017 .

Spatial data clustering using neighbourhood analysis

P. Dutilleul, S. Prasher, V. Adamchuk, 2012 .

Economic and Environmental Benefits from Canopy Sensing for Variable-Rate Nitrogen Corn Fertilization

P. Scharf, N. Kitchen, K. Sudduth, 2009 .

Does inorganic nitrogen fertilization improve soil aggregation? Insights from two long-term tillage experiments.

D. Walters, R. Drijber, H. Blanco‐Canqui, 2014, Journal of environmental quality.

Variable rate irrigation and nitrogen fertilization of maize across landscape positions

Daran R. Rudnick, D. Francis, S. Irmak, 2013 .

Improving an Active‐Optical Reflectance Sensor Algorithm Using Soil and Weather Information

P. Scharf, J. Schepers, N. Kitchen, 2018, Agronomy Journal.

Polymer-Coated Urea Improved Corn Response Compared to Urea-Ammonium-Nitrate When Applied on a Coarse-Textured Soil

R. Ferguson, B. Maharjan, G. Slater, 2016 .

Site‐Specific Nitrogen Management of Irrigated Maize

J. Schepers, C. Gotway, J. Cahoon, 2002 .

Nutrients in the nexus

E. Davidson, D. Osmond, J. Baron, 2016, Journal of Environmental Studies and Sciences.

Site-Specific Nitrogen Management of Irrigated Maize : Yield and Soil Residual Nitrate Effects

J. Schepers, C. Gotway, J. Cahoon, 2002 .

Plant Nutrient Uptake and Soil Nutrient Dynamics under Full and Limited Irrigation and Rainfed Maize Production

Suat Irmak, Derrel L. Martin, Richard B. Ferguson, 2013 .

Winter cover crop root biomass yield in corn and soybean systems

P. Jasa, H. Blanco‐Canqui, R. Ferguson, 2020, Agrosystems, Geosciences & Environment.

Skip‐Row and Plant Population Effects on Sorghum Grain Yield

R. Klein, R. Ferguson, C. Wortmann, 2010 .

Irrigated Soybean Can Have a Small Response to Nitrogen Applied During Early Reproductive Growth

R. Ferguson, C. Wortmann, C. Shapiro, 2012 .

Long-term tillage and crop rotation effects on residual nitrate in the crop root zone and nitrate accumulation in the intermediate vadose zone

Dean E. Eisenhauer, A. Katupitiya, Richard B. Ferguson, 1997 .

Remote estimation of nitrogen and chlorophyll contents in maize at leaf and canopy levels

Anatoly A. Gitelson, J. Schepers, Y. Peng, 2013, Int. J. Appl. Earth Obs. Geoinformation.

Nitrogen and Irrigation Management Practices to Minimize Nitrate Leaching from Irrigated Corn

N. L. Klocke, R. Ferguson, G. Hergert, 1991 .

Estimating a boundary line model for a biological response by maximum likelihood

R. Lark, A. Milne, R. Ferguson, 2006 .

Can Cover Crop and Manure Maintain Soil Properties After Stover Removal from Irrigated No-Till Corn?

M. Schmer, V. Jin, J. Tatarko, 2014 .

A Laboratory Evaluation of Ammonia Volatilization and Nitrate Leaching following Nitrogen Fertilizer Application on a Coarse-Textured Soil

V. Jin, R. Ferguson, B. Maharjan, 2015 .

Soil organic carbon: The value to soil properties

M. Mamo, R. Drijber, H. Blanco‐Canqui, 2013, Journal of Soil and Water Conservation.

Micronutrient Management in Nebraska

T. Shaver, R. Ferguson, G. Hergert, 2013 .

Fertilizer equivalence of organic nitrogen applied in beef cattle manure

J. Schepers, T. Shaver, R. Ferguson, 2019, Nutrient Cycling in Agroecosystems.

United States Midwest Soil and Weather Conditions Influence Anaerobic Potentially Mineralizable Nitrogen

Daniel E. Kaiser, Kristen S. Veum, C. Rosen, 2019, Soil Science Society of America Journal.

Soybean Root Development Relative to Vegetative and Reproductive Phenology

S. Irmak, J. Specht, K. Cassman, 2012 .

Statistical and machine learning methods evaluated for incorporating soil and weather into corn nitrogen recommendations

David W. Franzen, John E. Sawyer, Newell R. Kitchen, 2019, Comput. Electron. Agric..

Electrical conductivity monitoring of soil condition and available N with animal manure and a cover crop

Roger A. Eigenberg, Bryan L. Woodbury, John A. Nienaber, 2002 .

Crop Nitrogen and Phosphorus Utilization following Application of Slurry from Swine Fed Traditional or Low Phytate Corn Diets

R. Ferguson, B. Wienhold, D. Mccallister, 2008 .

Multilocation Corn Stover Harvest Effects on Crop Yields and Nutrient Removal

D. Karlen, J. Lamb, J. Baker, 2014, BioEnergy Research.

Active‐Optical Reflectance Sensing Corn Algorithms Evaluated over the United States Midwest Corn Belt

D. W. Franzen, N. R. Kitchen, R. B. Ferguson, 2018, Agronomy Journal.

EC06-155 Nutrient Management for Agronomic Crops in Nebraska

R. Ferguson, 2006 .

Evaluation of the Haney Soil Health Tool for corn nitrogen recommendations across eight Midwest states

Kristen S. Veum, N. Kitchen, E. Nafziger, 2018, Journal of Soil and Water Conservation.

Uptake of point source depleted 15N fertilizer by neighboring corn plants.

J. Schepers, J. Shanahan, R. Ferguson, 2009 .

Relating four‐day soil respiration to corn nitrogen fertilizer needs across 49 U.S. Midwest fields

Kristen S. Veum, N. Kitchen, E. Nafziger, 2020, Soil Science Society of America Journal.

A Public–Industry Partnership for Enhancing Corn Nitrogen Research and Datasets: Project Description, Methodology, and Outcomes

David W. Franzen, John E. Sawyer, Newell R. Kitchen, 2017 .

Do Cover Crops and Corn Residue Removal Affect Soil Thermal Properties?

M. Sindelar, V. Jin, H. Blanco‐Canqui, 2019, Soil Science Society of America Journal.

Soil Heterogeneity and Crop Growth

Viacheslav I. Adamchuk, Richard B. Ferguson, Gary W. Hergert, 2010 .

Corn Yield Response to Nitrogen at Multiple In-Field Locations

Randal K. Taylor, Richard B. Ferguson, J. L. Havlin, 2002 .

G06-1621 Soybean Inoculation: Understanding the Soil and Plant Mechanisms Involved (Part one of a two-part series)

R. Ferguson, R. Elmore, L. Abendroth, 2006 .

Cover Crops and Corn Residue Removal: Impacts on Soil Hydraulic Properties and Their Relationships with Carbon

M. Sindelar, V. Jin, H. Blanco‐Canqui, 2019, Soil Science Society of America Journal.

Improving publicly available corn nitrogen rate recommendation tools with soil and weather measurements

D. B. Myers, N. Kitchen, J. Shanahan, 2021, Agronomy Journal.

Soil‐nitrogen, potentially mineralizable‐nitrogen, and field condition information marginally improves corn nitrogen management

Daniel E. Kaiser, Kristen S. Veum, C. Rosen, 2020 .

Predicting Economic Optimal Nitrogen Rate with the Anaerobic Potentially Mineralizable Nitrogen Test

Daniel E. Kaiser, Kristen S. Veum, C. Rosen, 2019, Agronomy Journal.

Application of Machine Learning Methodologies for Predicting Corn Economic Optimal Nitrogen Rate

David W. Franzen, John E. Sawyer, Newell R. Kitchen, 2018, Agronomy Journal.

Maize-N: A Decision Tool for Nitrogen Management in Maize

A. Dobermann, K. Cassman, D. Walters, 2011 .

Corn nitrogen rate recommendation tools’ performance across eight US midwest corn belt states

P. Scharf, N. Kitchen, J. Shanahan, 2020 .

Nitrogen Response and Economics for Irrigated Corn in Nebraska

Charles S. Wortmann, Charles A. Shapiro, David D. Tarkalson, 2011 .

Weather and soil in the US Midwest influence the effectiveness of single‐ and split‐nitrogen applications in corn production

N. Kitchen, J. Shanahan, E. Nafziger, 2020, Agronomy Journal.

Adjusting corn nitrogen management by including a mineralizable‐nitrogen test with the preplant and presidedress nitrate tests

Daniel E. Kaiser, Kristen S. Veum, C. Rosen, 2020, Agronomy Journal.

Soil sample timing, nitrogen fertilization, and incubation length influence anaerobic potentially mineralizable nitrogen

Daniel E. Kaiser, Kristen S. Veum, C. Rosen, 2020, Soil Science Society of America Journal.

Can Cover Crop Use Allow Increased Levels of Corn Residue Removal for Biofuel in Irrigated and Rainfed Systems?

P. Jasa, H. Blanco‐Canqui, R. Ferguson, 2017, BioEnergy Research.

Corn Grain, Stover Yield and Nutrient Removal Validations at Regional Partnership Sites

Stuart J. Birrell, Douglas L. Karlen, Emerson D. Nafziger, 2012 .

Corn yield response to tillage with furrow irrigation

D. Eisenhauer, J. Cahoon, R. Selley, 1999 .

Irrigation, carbon amelioration, nitrogen, and stover removal effects on continuous corn

M. Schmer, V. Jin, R. Ferguson, 2020, Agronomy Journal.

Cover crop productivity and subsequent soybean yield in the western Corn Belt

S. Irmak, H. Blanco‐Canqui, C. Francis, 2020, Agronomy Journal.

Mid‐Season Stalk Breakage in Corn: Hybrid and Environmental Factors

R. Ferguson, R. Elmore, 1999 .

Estimation of surface soil organic matter using a ground-based active sensor and aerial imagery

J. S. Schepers, V. I. Adamchuk, R. B. Ferguson, 2011, Precision Agriculture.

Fine grinding is needed to maintain the high accuracy of mid‐infrared diffuse reflectance spectroscopy for soil property estimation

Y. Ge, J. Sanderman, R. Ferguson, 2020 .

Water and Nitrogen Effects on Active Canopy Sensor Vegetation Indices

Viacheslav I. Adamchuk, David B. Marx, Richard B. Ferguson, 2011 .

Water and nitrogen management in central Platte valley of Nebraska.

D. Eisenhauer, R. Ferguson, D. H. Krull, 1990 .

Integrated Water and Nitrogen Management

J. Schepers, D. Watts, R. Ferguson, 1991 .

Model and Sensor‐Based Recommendation Approaches for In‐Season Nitrogen Management in Corn

Newell R. Kitchen, Martha Mamo, Richard B. Ferguson, 2015 .

Using an Active-Optical Sensor to Develop an Optimal NDVI Dynamic Model for High-Yield Rice Production (Yangtze, China)

Qiang Cao, Weixing Cao, Xiaojun Liu, 2017, Sensors.

Increasing rye cover crop biomass production after corn residue removal to balance economics and soil health

P. Jasa, H. Blanco‐Canqui, R. Ferguson, 2023, Field Crops Research.

Grain sorghum leaf reflectance and nitrogen status

R. Ferguson, C. Wortmann, A. Abunyewa, 2016 .

Classical Statistical and Geostatistical Analysis of Soil Nitrate-N Spatial Variability

W. E. Larson, P. Robert, R. Rust, 1995 .

Soil Nitrogen and Phosphorus Availability for Field-Applied Slurry from Swine Fed Traditional and Low-Phytate Corn

R. Ferguson, B. Wienhold, D. Mccallister, 2008 .

Using an unmanned aerial vehicle to evaluate nitrogen variability and height effect with an active crop canopy sensor

Brian Krienke, Richard B. Ferguson, David Marx, 2017, Precision Agriculture.

DEVELOPMENT OF AN ANGULAR SCANNING SYSTEM FOR SENSING VERTICAL PROFILES OF SOIL ELECTRICAL CONDUCTIVITY

Viacheslav I. Adamchuk, Roger A. Eigenberg, A. S. Mat Su, 2011 .

Evaluating management zones and crop‐sensing relationships for improved irrigated maize nitrogen management

J. Luck, R. Ferguson, J. Parrish, 2023, Agrosystems, Geosciences & Environment.

An active sensor algorithm for corn nitrogen recommendations based on a chlorophyll meter algorithm.

Viacheslav I. Adamchuk, Richard B. Ferguson, Fernando Solari, 2010 .

Ridge‐Till Corn and Urea Hydrolysis Response to NBPT

R. Ferguson, T. L. Murphy, 1997 .