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Leadership Meet the Administrative Team Departments and Units Aute et fugiat ad est cupidatat esse laborum dolor ex anim anim cillum cillum exercitation culpa. Our Experts Aute et fugiat ad est cupidatat esse laborum dolor ex anim anim cillum cillum exercitation culpa.State Administration Get contact information for Extension administrative personnel by operational area and their respective support personnel. Area Extension Directors Get contact information for the Area Extension Directors (AEDs) County Extension Personnel Aute et fugiat ad est cupidatat esse laborum dolor ex anim anim cillum cillum exercitation culpa.
Ole Wendroth
Regular Faculty
Associated Departments
Scholars@UK
Modeling the effect of tillage and irrigation management on water and barley productivity for different soil textures
Shahadha, S. S. & Wendroth, O., Aug 2025, In: Soil and Tillage Research. 250, 106505.Research output: Contribution to journal › Article › peer-review
Modeling Processes and Their Interactions in Cropping Systems: Challenges for the 21st Century
Ahuja, L. R., Kersebaum, K. C. & Wendroth, O., Jan 1 2022, 402 p.Research output: Book/Report › Book › peer-review
Preface
Ahuja, L. R., Kersebaum, K. C. & Wendroth, O., Jan 1 2022, Modeling Processes and their Interactions in Cropping Systems: Challenges for the 21st Century. p. vii-xiResearch output: Chapter in Book/Report/Conference proceeding › Foreword/postscript
Pore rigidity as an undervalued process in soil structure development
Horn, R., Fleige, H., Dörner, J., Zimmermann, I. & Wendroth, O., Jan 2025, In: Soil and Tillage Research. 245, 106280.Research output: Contribution to journal › Review article › peer-review
Spatial relation between NDVI and grain yield: Impact of spatial resolution and measurement device
Wendroth, O., Giebel, A., Pena-Yewtukhiw, E., Kersebaum, K. C., Schwab, G. J., Reuter, H. I., Murdock, L. W. & Stombaugh, T. S., Jan 1 2023, Precision Agriculture '05. p. 731-739 9 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
Wheat yield population response to variable rate N fertilization strategies using active NDVI sensors
Schwab, G. J., Pena-Yewtukhiw, E. M., Wendroth, O., Murdock, L. W. & Stombaugh, T., Jan 1 2023, Precision Agriculture '05. p. 235-242 8 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
Spatial and temporal variability of soil properties with respect to relief information
Reuter, H. I., Kersebaum, K. C. & Wendroth, O., Jan 1 2023, Precision Agriculture '05. p. 433-440 8 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
Long term simulation of soil/crop interactions to estimate management zones and consequences for site specific nitrogen management considering water protection
Kersebaum, K. C., Reuter, H. I., Lorenz, K. & Wendroth, O., Jan 1 2023, Precision Agriculture '05. p. 795-802 8 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
Change in spatial variability structure of NDVI readings related to observation scale
Pena-Yewtukhiw, E. M., Schwab, G. J., Wendroth, O., Murdock, L. W. & Stombaugh, T., Jan 1 2023, Precision Agriculture '05. p. 353-359 7 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
Site specific nitrogen fertilisation recommendations based on simulation
Kersebaum, K. C., Lorenz, K., Reuter, H. I., Wendroth, O., Giebel, A. & Schwarz, J., Jan 1 2024, Precision Agriculture. p. 309-314 6 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
MOSAIC: Crop yield observation-can landform stratification improve our understanding of crop yield variability?
Reuter, H. I., Wendroth, O., Kersebaum, K. C. & Schwarz, J., Jan 1 2024, Precision Agriculture. p. 579-584 6 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
MOSAIC: Crop yield prediction - compiling several years’ soil and remote sensing information
Wendroth, O., Kersebaum, K. C., Reuter, H. I., Giebel, A., Wypler, N., Heisig, M., Schwarz, J. & Nielsen, D. R., Jan 1 2024, Precision Agriculture. p. 723-729 7 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
Can hydraulic-energy-indices be effectively used to describe the saturated hydraulic conductivity?
Gastaldon, L. B., De Souza, S. M., Cardoso e Bufalo, T., Armindo, R. A. & Wendroth, O., Dec 2024, In: International Soil and Water Conservation Research. 12, 4, p. 798-807 10 p.Research output: Contribution to journal › Article › peer-review
Energy Compensation for Crop Growth under Plastic Mulching: Theories, Models, and Limitations
Ding, D., Li, T., Wu, L., Zhang, X., Zhao, Y., Feng, H., Zhang, C. & Wendroth, O., May 2024, In: Agronomy. 14, 5, 1005.Research output: Contribution to journal › Review article › peer-review
Optimizing nitrogen-fertilizer management by using RZWQM2 with consideration of precipitation can enhance nitrogen utilization on the Loess Plateau
Ding, D., Yang, Z., Wu, L., Zhao, Y., Zhang, X., Chen, X., Feng, H., Zhang, C. & Wendroth, O., Jun 30 2024, In: Agricultural Water Management. 299, 108890.Research output: Contribution to journal › Article › peer-review
Disentangling slope-scale spatial variability of saturated hydraulic conductivity in the black soil region of northeast China using noise-assisted multivariate empirical mode decomposition
Yang, Y., Peng, T., Zhang, H., Wendroth, O., Jin, Z., Chen, X. & Liu, Y., Jul 1 2024, In: Vadose Zone Journal. 23, 4, e20311.Research output: Contribution to journal › Article › peer-review
Soil & Tillage Research Editorial (Version November 12, 2023)
Alakukku, L., Heitman, J., Horn, R., Jansen, B., Keller, T., M McKenzie, B., Neollemeyer, E., Peng, X. & Wendroth, O., Mar 2024, In: Soil and Tillage Research. 237, 105984.Research output: Contribution to journal › Editorial
ALKALI LIGNIN-BASED HYDROGEL: SYNTHESIS, CHARACTERIZATION, AND IMPACT ON SOIL WATER RETENTION FROM NEAR SATURATION TO DRYNESS
Adjuik, T. A., Nokes, S. E., Montross, M. D., Wendroth, O. & Walton, R., 2023, In: Journal of the ASABE. 66, 1, p. 85-98 14 p.Research output: Contribution to journal › Article › peer-review
PREDICTOR SELECTION AND MACHINE LEARNING REGRESSION METHODS TO PREDICT SATURATED HYDRAULIC CONDUCTIVITY FROM A LARGE PUBLIC SOIL DATABASE
Adjuik, T. A., Nokes, S. E., Montross, M. D., Sama, M. P. & Wendroth, O., 2023, In: Journal of the ASABE. 66, 2, p. 285-296 12 p.Research output: Contribution to journal › Article › peer-review
Assessing Temporal Changes of the Soil Mechanical Strength of a Volcanic Ash Soil at Different Bulk Densities Under Pasture
Dorner, J., Bravo, S., Clunes, J., Horn, R., Dec, D., Valle, S., Zuñiga, F., Wendroth, O. & Werth, J., Jun 2023, In: Journal of Soil Science and Plant Nutrition. 23, 2, p. 2007-2017 11 p.Research output: Contribution to journal › Article › peer-review
Predicting Plant-Available Nitrogen in Wheat: Overcoming the Soil Moisture Challenge
Mizuta, K. (PI) & Wendroth, O. (CoI)
Kentucky Small Grain Growers Association
9/1/24 → 12/31/25
Project: Research project
Validation Of A Decision Tool To Identify Economically Optimum Planting Dates
Salmeron Cortasa, M. (PI), Lee, C. (CoI), Shepard, C. (CoI), Shockley, J. (CoI) & Wendroth, O. (CoI)
Kentucky Soybean Promotion Board
7/1/24 → 6/30/25
Project: Research project
Spatial Stability of Production in Irrigated and Non-Irrigated Farmers' Fields
Wendroth, O. (PI)
Kentucky Small Grain Growers Association
9/1/22 → 1/15/25
Project: Research project
Wheat Crop Sensing in Spring: On-Farm Comparison of Uniform, on the go, and prior Scanning
Wendroth, O. (PI), Egli, D. (CoI) & Murdock, L. (CoI)
KY Small Grain Growers Association
9/1/11 → 12/31/12
Project: Research project
Farm Test of Crop Sensing for Site-Specific Nitrogen Fertilizer Application in Winter Wheat
Wendroth, O. (PI), Egli, D. (CoI), Murdock, L. (CoI) & Schwab, G. (CoI)
KY Small Grain Growers Association
9/1/10 → 12/31/11
Project: Research project
Wheat Response to Old Corn Rows: Phase 2
Lee, C. (PI), Schwab, G. (CoI) & Wendroth, O. (CoI)
KY Small Grain Growers Association
9/1/09 → 12/31/11
Project: Research project
Winter Wheat Development, Grain Yield and Soil Water and Nitrogen Dynamics in a Farmer's Field in Western Kentucky
Wendroth, O. (PI), Egli, D. (CoI), Murdock, L. (CoI) & Schwab, G. (CoI)
KY Small Grain Growers Association
9/1/09 → 12/31/10
Project: Research project
Wheat Yield Response to Old Corn Rows
Lee, C. (PI), Schwab, G. (CoI) & Wendroth, O. (CoI)
KY Small Grain Promotion Council
9/1/08 → 8/1/09
Project: Research project
Soil Mineral Nitrogen and Crop Biomass Dynamics of Winter Wheat in Space and Time in a Farmer's Field
Wendroth, O. (PI), Egli, D. (CoI), Murdock, L. (CoI) & Schwab, G. (CoI)
KY Small Grain Growers Association
9/1/08 → 12/31/09
Project: Research project
In-Season Observation of Wheat Growth Status for Yeild Prediction in a Farmer's Field: Continuous Change of Nitrogen Application Rate Across the Landscape as an Alternative to Small Plot Research
Wendroth, O. (PI), Egli, D. (CoI), Murdock, L. (CoI) & Schwab, G. (CoI)
KY Small Grain Growers Association
9/1/07 → 12/31/08
Project: Research project
In-season observation of Wheat growth status for yield prediction: Do different optical sensor sgive us the same answer
Wendroth, O. (PI), Egli, D. (CoI), Mueller, T. (CoI), Murdock, L. (CoI), Schwab, G. (CoI) & Van Doren, S. (CoI)
KY Small Grain Promotion Council
9/1/06 → 8/31/07
Project: Research project
Spatial and Temporal Development of Wheat Biomass in a Farmer's Field: Can We Predict the Spatial Grain Yield Pattern?
Wendroth, O. (PI), Egli, D. (CoI) & Schwab, G. (CoI)
KY Small Grain Promotion Council
9/1/05 → 8/31/06
Project: Research project
State Water Research Institute Program Scope 18: Estimating Impacts of Land Use and Management on Soil Water and Solute Transport
Coyne, M. (PI), Kreba, S. (CoI) & Wendroth, O. (CoI)
3/1/10 → 2/28/11
Project: Research project
Precision Agriculture: Precision Resource Management - Phase II, Scope 7
Grove, J. (PI), D'Angelo, E. (CoI), Pena-Yewtukhiw, E. (CoI) & Wendroth, O. (CoI)
Cooperative State Research Education and Extension
9/15/05 → 9/14/08
Project: Research project
State Water Institute Program Scope 8: Field-scale water and bromide transport as affected by land use and rainfall characteristics
Wendroth, O. (PI)
3/1/11 → 2/28/13
Project: Research project
State Water Institute Program--Scope 6: Using the stability of soil moisture distribution to understand soil system modularity and complexity at the landscape scale
Wendroth, O. (PI) & Zhu, J. (CoI)
3/1/11 → 12/31/12
Project: Research project
Precision Agriculture: Precision Resource Management - Phase II, Scope 3
Wendroth, O. (PI), Egli, D. (CoI), Pena-Yewtukhiw, E. (CoI) & Schwab, G. (CoI)
Cooperative State Research Education and Extension
9/15/05 → 9/14/08
Project: Research project
Investigating Winter Cover Crop Effects on Soil Health in Sloping Cropland
Poffenbarger, H. (PI), Salmeron Cortasa, M. (CoI) & Wendroth, O. (CoI)
Kentucky Small Grain Growers Association
9/1/21 → 5/31/23
Project: Research project