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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.
Christopher Matocha
Regular Faculty
Associated Departments
Scholars@UK
Transformation of organic matter under anoxic conditions in soils
Pyzola, S. M., Dhakal, P., Coyne, M. S., Grove, J. H., Vandiviere, M. M. & Matocha, C. J., Mar 20 2025, In: Science of the Total Environment. 970, 178899.Research output: Contribution to journal › Article › peer-review
Topography and drainage effects on loess-derived fragipan horizon morphology, physical and chemical properties in western Kentucky and USA
Somerville, H., Ramsey, R. C., McCauley, M., Domenech, A., Matocha, C. J. & Shepard, C., Oct 2024, In: Catena. 245, 108274.Research output: Contribution to journal › Article › peer-review
Effects of Multiple Stressors, Pristine or Sulfidized Silver Nanomaterials, and a Pathogen on a Model Soil Nematode Caenorhabditis elegans
Cochran, J. P., Ngy, P., Unrine, J. M., Matocha, C. J. & Tsyusko, O. V., Jun 2024, In: Nanomaterials. 14, 11, 913.Research output: Contribution to journal › Article › peer-review
Holocene paleoenvironmental history of Jackson Lake (Grand Teton National Park, USA) deduced from CHIRP seismic reflection and radiocarbon-dated sediment cores
Dilworth, J. R., McGlue, M. M., Thigpen, R. J., Brown, S. J., Yeager, K. M., Woolery, E. W., Johnson, S. E., Whitehead, S. J., Cortese, C. J. & Matocha, C., Jul 15 2024, In: Quaternary Science Reviews. 336, 108748.Research output: Contribution to journal › Article › peer-review
Spacing of subsurface poultry litter bands: Influence on maize performance and nitrogen use efficiency
Simmons, J. R., Ritchey, E. L., Sistani, K. R., Way, T. R., Coyne, M. S. & Matocha, C. J., May 1 2024, In: Agronomy Journal. 116, 3, p. 1513-1527 15 p.Research output: Contribution to journal › Article › peer-review
Mineralogical differences between seam and prism material in loess-derived fragipans in western Kentucky
Shepard, C., Somerville, H., Matocha, C., Ramsey, R. C., Obura, P. A. & McCauley, M., Mar 1 2024, In: Soil Science Society of America Journal. 88, 2, p. 273-290 18 p.Research output: Contribution to journal › Article › peer-review
OXIDATION–REDUCTION OF CONTAMINANTS
Matocha, C. J., Jan 1 2004, Encyclopedia of Soils in the Environment, Four-Volume Set. Vol. 3. p. V3-133-V3-140Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
Topographic gradients of soil physical, chemical, and mineralogical properties in central Kentucky sinkholes
McGraw, A., Ramsey, R. C., Obura, P., Matocha, C. & Shepard, C., Jan 1 2023, In: Soil Science Society of America Journal. 87, 1, p. 82-103 22 p.Research output: Contribution to journal › Article › peer-review
Reactivity of Nitrate with Zero-Valent Iron
Wagner, K. M., Karathanasis, T. & Matocha, C. J., Sep 2022, In: Water (Switzerland). 14, 18, 2796.Research output: Contribution to journal › Article › peer-review
Detecting recent crop phenology dynamics in corn and soybean cropping systems of Kentucky
Yang, Y., Tao, B., Liang, L., Huang, Y., Matocha, C., Lee, C. D., Sama, M., El Masri, B. & Ren, W., May 1 2021, In: Remote Sensing. 13, 9, 1615.Research output: Contribution to journal › Article › peer-review
Reactions of nitrite with goethite and surface Fe(II)-goethite complexes
Dhakal, P., Coyne, M. S., McNear, D. H., Wendroth, O. O., Vandiviere, M. M., D'Angelo, E. M. & Matocha, C. J., Aug 15 2021, In: Science of the Total Environment. 782, 146406.Research output: Contribution to journal › Article › peer-review
Kinetics and mechanisms of soil biogeochemical processes
Matocha, C. J., Scheckel, K. G. & Sparks, D. L., Jan 1 2018, Chemical Processes in Soils. p. 309-342 34 p.Research output: Chapter in Book/Report/Conference proceeding › Chapter › peer-review
Delineating site-specific management zones and evaluating soil water temporal dynamics in a farmer’s field in Kentucky
Reyes, J., Wendroth, O., Matocha, C. & Zhu, J., 2019, In: Vadose Zone Journal. 18, 1, 180143.Research output: Contribution to journal › Article › peer-review
Estimating Soil Hydraulic Conductivity at the Field Scale with a State-Space Approach
Zhang, X., Wendroth, O., Matocha, C. & Zhu, J., Jun 1 2019, In: Soil Science. 184, 3, p. 101-111 11 p.Research output: Contribution to journal › Article › peer-review
Experimental results and temporal surrogate modeling of particulate organic carbon released during interrill erosion
Rienzi, E. A., Fox, J. F., Grove, J. H. & Matocha, C. J., Apr 2018, In: Catena. 163, p. 1-12 12 p.Research output: Contribution to journal › Article › peer-review
Colloid-mediated vertical phosphorus transport in a waste-amended soil
Makris, K. C., Grove, J. H. & Matocha, C. J., Dec 1 2006, In: Geoderma. 136, 1-2, p. 174-183 10 p.Research output: Contribution to journal › Article › peer-review
Kinetics and mechanism of birnessite reduction by catechol
Matocha, C. J., Sparks, D. L., Amonette, J. E. & Kukkadapu, R. K., 2001, In: Soil Science Society of America Journal. 65, 1, p. 58-66 9 p.Research output: Contribution to journal › Article › peer-review
Influence of ryegrass on physico-chemical properties of a fragipan soil
Matocha, C. J., Karathanasis, T. D., Murdock, L. W., Grove, J. H., Goodman, J. & Call, D., May 1 2018, In: Geoderma. 317, p. 32-38 7 p.Research output: Contribution to journal › Article › peer-review
Characterization of environmental nano- and macrocolloid particles extracted from selected soils and biosolids
Ghezzi, J. L., Karathanasis, A. D., Matocha, C. J., Unrine, J. & Thompson, Y. L., 2014, In: Applied and Environmental Soil Science. 2014, 506482.Research output: Contribution to journal › Article › peer-review
Enrichment ratio of poorly crystallized iron mobilized with clay/silt-sized particles released via interrill erosion
Rienzi, E. A., Matocha, C. J., Grove, J. H., Wendroth, O. & Fox, J. F., Jan 1 2015, In: Catena. 124, p. 130-137 8 p.Research output: Contribution to journal › Article › peer-review
Assessment of the Current Starus of Heavy Metals in Kentucky Soil Routinely Used for Tobacco
Pearce, R. (PI), Matocha, C. (CoI) & Sikora, F. (CoI)
3/1/04 → 11/7/06
Project: Research project
Corn Fragipan
Matocha, C. (PI)
Kentucky Corn Growers Association
8/1/15 → 12/31/16
Project: Research project
State Water Research Institute Program Fiscal Year 2006 Scope 6
Matocha, C. (PI)
3/1/06 → 6/30/07
Project: Research project
104B State Water Resources Research Institute Scope 16: Water and Solute Movement in a Fragipan Soil as Modified by Ryegrass
Matocha, C. (PI)
6/18/18 → 6/17/19
Project: Research project
Fragipan Remediation corn
Matocha, C. (PI)
Kentucky Corn Growers Association
10/18/12 → 12/31/15
Project: Research project
Corn Growers Fragipan Remediation
Matocha, C. (PI)
Kentucky Corn Growers Association
10/18/12 → 6/30/14
Project: Research project
Does Waste Amendment Affect Abiotic N Cycling in Soils by Naturally Occurring Reactive Fe(II)?
Matocha, C. (PI) & Coyne, M. (CoI)
3/1/01 → 2/28/02
Project: Research project
Inhibition of Fe(III) reduction by nitrate: Impact of anoxic chemical and biological Fe(II) oxidation.
Matocha, C. (PI), Coyne, M. (CoI) & Miller, A.-F. (CoI)
Cooperative State Research Education and Extension
8/1/07 → 7/31/12
Project: Research project
Interactions of Iron with the Nitrogen Cycle
Matocha, C. (PI)
8/1/02 → 6/30/06
Project: Research project
State Water Resources Research Institute Grant
Kipp, J. (PI), Coyne, M. (CoI), ELSKUS, A. (CoI), Matocha, C. (CoI), Phillips, J. (CoI), Rowe, H. (CoI) & SHEPHERD, B. (CoI)
3/1/01 → 2/28/06
Project: Research project
Corn Fragipan
Murdock, L. (PI), Grove, J. (CoI) & Matocha, C. (CoI)
Kentucky Corn Growers Association
8/1/15 → 12/31/17
Project: Research project
Fragipan Remediation Soybean
Murdock, L. (PI), Karathanasis, A. (CoI) & Matocha, C. (CoI)
Kentucky Soybean Promotion Board
4/1/14 → 3/31/17
Project: Research project
Fragipan Remediation corn
Murdock, L. (PI), Grove, J. (CoI) & Matocha, C. (CoI)
Kentucky Corn Growers Association
10/18/12 → 12/31/15
Project: Research project
Corn Growers Fragipan Remediation
Murdock, L. (PI), Grove, J. (CoI) & Matocha, C. (CoI)
Kentucky Corn Growers Association
10/18/12 → 6/30/14
Project: Research project
The Role of the Mineralosphere in Dictating the Fate of Ammonium in Soils
Matocha, C. (PI) & Coyne, M. (Former CoI)
National Institute of Food and Agriculture
6/1/20 → 5/31/25
Project: Research project
104B State Water Resources Research Institute Program 2016 - 2021
Ormsbee, L. (PI), Atwood, D. (CoI), D'Angelo, E. (CoI), Erhardt, A. (CoI), Evans, S. (CoI), Ford, W. (CoI), Fox, J. (CoI), Parris, T. (CoI), Unrine, J. (CoI), Zhu, J. (CoI), Pennell, K. (Former PI), Agouridis, C. (Former CoI), Brion, G. (Former CoI), Cagle, L. (Former CoI), Edwards, D. (Former CoI), Fryar, A. (Former CoI), Lee, B. (Former CoI), Matocha, C. (Former CoI), Munshaw, G. (Former CoI), Price, S. (Former CoI), Salmeron Cortasa, M. (Former CoI), Wang, Y. (Former CoI), Wei, Y. (Former CoI), Wendroth, O. (Former CoI) & Yost, S. (Former CoI)
3/1/16 → 12/31/21
Project: Research project