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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.
Tim Stombaugh
Extension Faculty
Associated Departments
Scholars@UK
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
A test facility for evaluating dynamic GPS accuracy
Stombaugh, T., Cole, J., Shearer, S. & Koostra, B., Jan 1 2023, Precision Agriculture '05. p. 605-612 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
A low cost platform for obtaining remote sensed imagery
Stombaugh, T., Simpson, A., Jacobs, J. & Mueller, T., Jan 1 2024, Precision Agriculture. p. 665-670 6 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
Online Calculator to Determine Optimum Overlap from Pan Tests
Stombaugh, T. S. & Farmer, B., 2023, 2023 ASABE Annual International Meeting. (2023 ASABE Annual International Meeting).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
Effect of Nozzle Configuration and Ground Sprayer Speed on Fusarium Head Blight Management in Wheat
White, N. H., Stombaugh, T. S. & Bradley, C. A., 2023, In: Plant Health Progress. 24, 1, p. 9-15 7 p.Research output: Contribution to journal › Article › peer-review
Satellite-based positioning systems for precision agriculture
Stombaugh, T., Jun 8 2018, Precision Agriculture Basics. p. 25-35 11 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
Evaluation of an automated irrigation system for frost protection
Heinemann, P. H., Morrow, C. T., Stombaugh, T. S., Goulart, B. L. & Schlegel, J., Nov 1992, In: Applied Engineering in Agriculture. 8, 6, p. 779-785 7 p.Research output: Contribution to journal › Article › peer-review
Implications of topography on field coverage when using GPS-based guidance
Stombaugh, T. S., Koostra, B. K., Dillon, C. R., Mueller, T. G. & Pike, A. C., 2007, Precision Agriculture 2007 - Papers Presented at the 6th European Conference on Precision Agriculture, ECPA 2007. p. 465-471 7 p. (Precision Agriculture 2007 - Papers Presented at the 6th European Conference on Precision Agriculture, ECPA 2007).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
Mass flow sensor for combines with bucket conveyors
Zandonadi, R. S., Stombaugh, T. S., Queiroz, D. M. & Shearer, S. A., 2009, Precision Agriculture 2009 - Papers Presented at the 7th European Conference on Precision Agriculture, ECPA 2009. p. 373-380 8 p. (Precision Agriculture 2009 - Papers Presented at the 7th European Conference on Precision Agriculture, ECPA 2009).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
A hardware method for time-stamping asynchronous serial data streams relative to GNSS time
Sama, M. P., Stombaugh, T. S. & Lumpp, J. E., Sep 2013, In: Computers and Electronics in Agriculture. 97, p. 56-60 5 p.Research output: Contribution to journal › Article › peer-review
Air exchange rate in a horse trailer during road transport
Purswell, J. L., Gates, R. S., Lawrence, L. M., Jacob, J. D., Stombaugh, T. S. & Coleman, R. J., Jan 2006, In: Transactions of the ASABE. 49, 1, p. 193-201 9 p.Research output: Contribution to journal › Article › peer-review
Continuously-measuring soil compaction sensor development
Clement, B. R. & Stombaugh, T. S., 2000, p. 2021-2035. 15 p.Research output: Contribution to conference › Paper › peer-review
Crop yield response to precision deep tillage
Wells, L. G., Stombaugh, T. S. & Shearer, S. A., May 2005, In: Transactions of the ASABE. 48, 3, p. 895-901 7 p.Research output: Contribution to journal › Article › peer-review
Equipment technologies for precision agriculture
Stombaugh, T. S. & Shearer, S., Mar 2000, In: Journal of Soil and Water Conservation. 55, 1, p. 6-11 6 p.Research output: Contribution to journal › Review article › peer-review
Assessing the potential of automatic section control
Stombaugh, T. S., Zandonadi, R. S. & Dillon, C. R., 2009, Precision Agriculture 2009 - Papers Presented at the 7th European Conference on Precision Agriculture, ECPA 2009. p. 759-766 8 p. (Precision Agriculture 2009 - Papers Presented at the 7th European Conference on Precision Agriculture, ECPA 2009).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
A wireless electronic monitoring system for securing milk from farm to processor
Hopper, L., Womble, P., Moore, R., Paschal, J., Payne, F., Thompson, C., Crist, W., Luck, B., Tabayehnejab, N., Stombaugh, T. & Alexander, S., 2008, 2008 IEEE International Conference on Technologies for Homeland Security, HST'08. p. 525-529 5 p. 4534508. (2008 IEEE International Conference on Technologies for Homeland Security, HST'08).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
Laboratory performance of a mass flow sensor for dry edible bean harvesters
Zandonadi, R. S., Stombaugh, T. S., Shearer, S. A., Queiroz, D. M. & Sama, M. P., 2010, In: Applied Engineering in Agriculture. 26, 1, p. 11-20 10 p.Research output: Contribution to journal › Article › peer-review
Variable-rate fertilizer application assessment using an asapplied methodology
Fulton, J., Shearer, S., Higgins, S., McBonald, T., Dillon, C. & Stombaugh, T., 2007, Precision Agriculture 2007 - Papers Presented at the 6th European Conference on Precision Agriculture, ECPA 2007. p. 681-687 7 p. (Precision Agriculture 2007 - Papers Presented at the 6th European Conference on Precision Agriculture, ECPA 2007).Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review
Perkins Professional Development: Enhancing Agricultural Mechanics Engine Technical Skills and Curriculum for KY High School Agricultural Education Teachers
Stombaugh, T. (PI) & Knight, C. (CoI)
7/1/22 → 6/30/23
Project: Research project
Evaluation of UAV-applied Fungicides for Control of Wheat Diseases - Year 2
Bradley, C. (PI) & Stombaugh, T. (CoI)
Kentucky Small Grain Growers Association
9/1/22 → 12/31/23
Project: Research project
Phase 2: Control and Monitoring of Sprayer Output
Stombaugh, T. (PI) & Dvorak, J. (CoI)
1/1/14 → 7/31/15
Project: Research project
Control and Monitoring of Sprayer Output
Stombaugh, T. (PI) & Dvorak, J. (CoI)
8/22/13 → 7/31/14
Project: Research project
Test Plan for Next Gen Combine Grain Sampling System and Moisture Sensor
Stombaugh, T. (PI)
7/1/11 → 12/31/11
Project: Research project
Next GEN Combine Grain Sampling System and Moisture Sesnor Testing
Shearer, S. (PI) & Stombaugh, T. (CoI)
5/16/11 → 6/20/11
Project: Research project
CNH Master Agreement - CNH Autonomous Cotton Module Mover
Shearer, S. (PI), Luck, J. (CoI), Pitla, S. (CoI) & Stombaugh, T. (CoI)
9/22/08 → 10/31/11
Project: Research project
Post-Harvest Physical Properties of Corn Stover
Montross, M. (PI), McNeill, S. (CoI), Shearer, S. (CoI) & Stombaugh, T. (CoI)
10/1/01 → 9/30/03
Project: Research project
RSS-21: Sustainable Vegetation Management and Spatial Record Keeping on Kentucky Highway Rights-of-Way
Green, J. (PI), Omielan, J. (CoI) & Stombaugh, T. (CoI)
7/1/22 → 6/30/24
Project: Research project
Precision Agriculture: Development and Assessment of Integrated Practices for Kentucky Producers-Phase V-SCOPE F
Stombaugh, T. (PI)
Cooperative State Research Education and Extension
9/15/03 → 9/14/06
Project: Research project
Precision Agriculture: Precision Resource Management - Phase VI
Sama, M. (PI), Luck, J. (CoI) & Stombaugh, T. (CoI)
National Institute of Food and Agriculture
9/1/10 → 8/31/13
Project: Research project
Subproject 1: Reduced Equipment Set for Multiple Vehicle Guidance
Zandonadi, R. (PI), Sama, M. (CoI) & Stombaugh, T. (CoI)
Cooperative State Research Education and Extension
9/1/09 → 8/31/12
Project: Research project
Precision Agriculture: Precision Resource Management - Phase III - Scope 2
Stombaugh, T. (PI)
Cooperative State Research Education and Extension
9/15/06 → 9/14/09
Project: Research project
Precision Agriculture: Precision Resource Management - Phase II, Scope 4
Shearer, S. (PI), Stombaugh, T. (CoI) & Veal, M. (CoI)
Cooperative State Research Education and Extension
9/15/05 → 9/14/08
Project: Research project
Precision Agriculture: Precision Resource Management - Scope G
Stombaugh, T. (PI), Dowdy, T. (CoI), Henson, G. (CoI), Koostra, B. (CoI) & Shearer, S. (CoI)
Cooperative State Research Education and Extension
9/15/04 → 9/14/07
Project: Research project
Precision Agriculture: Precision Resource Management - Scope C
Shearer, S. (PI), Dillon, C. (CoI), Higgins, S. (CoI), Stombaugh, T. (CoI) & Veal, M. (CoI)
Cooperative State Research Education and Extension
9/15/04 → 9/14/07
Project: Research project
Hybrid LP/Electric Module Phase 2 - Equipment scope
Dvorak, J. (PI) & Stombaugh, T. (CoI)
Propane Education and Research Council
8/2/20 → 10/31/23
Project: Research project
On-Farm Biomass Processing: Towards an Integrated High Solids Transporting/Storing/Processing System
Stombaugh, T. (PI)
National Institute of Food and Agriculture
7/1/12 → 8/31/14
Project: Research project
Precision Agriculture: Precision Resource Management - Phase VI
Bewley, J. (PI) & Stombaugh, T. (CoI)
National Institute of Food and Agriculture
9/1/10 → 8/31/13
Project: Research project
Precision Agriculture: Subproject 3: Tools for Increasing Machine Efficiency in Irregular Fields
Stombaugh, T. (PI), Dillon, C. (CoI), Shearer, S. (CoI) & Zandonadi, R. (CoI)
Cooperative State Research Education and Extension
9/1/08 → 8/31/11
Project: Research project