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Roger Wittie
Executive Director, Office of Faculty Research
Professor, Wildlife, Sustainability, and Ecosystem Sciences
Contact Information
Email:wittie@tarleton.edu
Office:Library, 140
Phone:254-968-1993

No Professional Website Available No Personal Website Available

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Courses Offered

Undergraduate
  • PSSC 488 Undergraduate Research (Fall )
  • RNRM 302 Range Plants (Fall)
  • ENUS 185 Freshman Seminar (Fall)
Graduate
  • AGRI 560 Agricultural Research Methods (Fall )
  • AGRI 588 Thesis (Fall )
  • AGRI 560 Agricultural Research Methods (Fall )
  • PSSC 586 Prob: Thesis Research:Prop Dev (Fall)
  • ENVS 585 Sem:Orientation (Fall)
  • AGRI 585 Sem:Orientation (Fall )

Research and Scholarly Activities

Research Activities
  • Wittie, R. D. (Co-Principal), McGahan, D. G. (Co-Principal), "Interagency Cooperation Agreement," Sponsored by USDA-Natural Resource Conservation Service, Federal, $15,000.00. (September 1, 2008 - August 31, 2009).
  • Wittie, R. D. (Principal), "Title IV Interagency Personnel Agreement," Sponsored by HQ III Corp and Fort Hood, Federal, $357,822.00. (September 1, 2008 - August 31, 2009).
  • Wittie, R. D. (Principal), "Interagency Cooperation Agreement," Sponsored by Texas Department of Transportation (TxDOT), State, $100,383.00. (September 1, 2007 - August 31, 2008).
Scholarly Activities
  • Wittie, R. D. (Supporting), B. I. (Principal), "Building Competitive Advantage Among Agribusiness Women in Africa, A Proposal for the 10,000 Women Project," Sponsored by Goldman-Sachs, Texas A&M University, Private.

Publications

Refereed Publications
Non-Refereed Publications
Presentations
  • McKenzie, M. (Presenter & Author), Thompson, C. A. (Author Only), Wittie, R. D. (Author Only), Schultz, L. D. (Author Only), 11 th Annual Tarleton State University Student Research Symposium, "A Groundwater Quality Survey of the Trinity Aquifer in Erath County using Major Ions," Tarleton State University, Stephenville, TX. (November 27, 2012).
  • Godina, A. (Presenter & Author), Wittie, R. D. (Author Only), Kattes, D. H. (Author Only), Tarleton Student Research Symposium, "Nocturnal Insect Response to Incandescent and Florescent Lighting," Tarleton State University, Stephenville, TX. (October 22, 2011).
  • McGahan, D. G. (Presenter & Author), Deubler, L. A. (Author Only), Wittie, R. D. (Author Only), Muir, J. P. (Author Only), 74th Soil Science Society of America International Annual Meetings, "Efficacy of Soil Extracting Solutions for Assessing Potential Phosphorus Loss from a Dairy Waste Application Field Soil," American Society of Agronomy, Crop Science Society of America, and Soil Science Society of America, Long Beach, CA. (November 1, 2010).
  • Noah, R. L. (Presenter Only), Kattes, D. (Author Only), Muir, J. P. (Author Only), Wittie, R. D. (Author Only), American Society of Agronomy, "Evaluation of Prairie Acacia, Panicled Tick clover, and Herbaceous Mimosa in Stephenville, TX," ASA-CSSA-SSSA, Pittsburg, PA. (November 3, 2009).
  • Noah, R. (Presenter & Author), Muir, J. (Author Only), Kattes, D. H., Wittie, R. D., Tarleton Research Symposium, "Evaluation of Prairie Acacia, Panicled Tick-Clover and Herbaceous Mimosa near Stephenville, TX," Tarleton State University, Stephenville, TX. (October 2009).
  • Wittie, R. D. (Presenter & Author), "Nutrient Mobility and Transport in Dairy Landscapes," Huazhong Agricultural University, Wuhan, Hubei Province, PRC. (June 14, 2009).
  • Wittie, R. D. (Presenter & Author), "Crop Production Trends in Central Texas, USA," Zhuhai Agricultural Reseach Center, Zhuhai, Guangdong Province, PRC. (June 8, 2009).
  • Subhasis, G. (Presenter & Author), Mukhtar, S. (Author Only), Wittie, R. D. (Author Only), ASABE Annual Conference, "Vegetative Covers to Control Sediment and Phosphorus in Runoff from Dairy Waste Application Fields," American Society of Agricultural and Biological Engineers, Providence, RI. (2008).
  • Muir, J. P. (Presenter & Author), Lambert, B. D. (Author Only), Weindorf, D. C. (Author Only), Wittie, R. D. (Author Only), Mukhtar, S. (Author Only), National Water Conference, "Tightening the Phosphorus Cycle on CAFO Dairies in north-central Texas," USDA-CSREES, Sparks, NV. (2008).
  • Rose, J. (Presenter & Author), Cummings, H. D. (Author Only), Wittie, R. D., Kattes, D. H., American Society of Agronomy Southern Branch, "Evaluation of Vitazyme as a Fertilizer Supplement in Establishing and Maintaining Bermudagrass," American Society of Agronomy, Dallas, TX. (February 2008).
  • Subhasis, G. (Presenter & Author), Mukhtar, S. (Author Only), Wittie, R. D. (Author Only), 15th National Non-point Monitoring Workshop, "Efficacy of Vegetative Filter Strips to Reduce Phosphorus (P) in Runoff from Dairy Waste Application Fields," TWRI, Austin, TX. (2007).
  • Parsley, J. J. (Presenter & Author), Weindorf, D. C. (Author Only), Wittie, R. D. (Author Only), ASA-CSSA-SSSA International Meeting, "The Influence of Parent Material on The Genesis of The Miles Soil Series," ASA-CSSA-SSSA, New Orleans, LA. (2007).
  • Subhasis, G. (Presenter & Author), Mukhtar, S. (Author Only), Wittie, R. D. (Author Only), National Water Conference, "Efficacy of Different Plant Covers in Sequestration of Phosphorus (P) in Runoff from Dairy Waste Application Fields," USDA-CSREES, San Diego, CA. (2007).
  • Wittie, R. D. (Presenter & Author), US Agriculture Series, "Nutrient Sequestration and Buffering in the Agricultural Landscape," Tarim University, Alar City, Xinjiang, PRC. (2007).
  • Wittie, R. D. (Presenter & Author), US Agriculture Series, "Strategic Grazing for Arid Land Systems," Tarim Univeristy, Alar City, Xinjiang, PRC. (2007).
  • Rose, J. (Presenter & Author), Cummings, H. D. (Author Only), Wittie, R. D., Kattes, D. H., TAMU System pathways to the Doctorate Student Research Symposium, "Evaluation of Vitazyme as a Fertilizer Supplement in Establishing and Maintaining Bermudagrass," Tarleton State University, Stephenville, TX. (November 2007).
  • Stasey, C. (Presenter & Author), Sudman, P. (Author Only), Nelson, A. D. (Author Only), Wittie, R. D. (Author Only), Southwestern Association of Naturalists, "Evaluation of Texas Kangaroo Rat: Habitat and population estimation," Southwestern Association Naturalists, Stephenville, TX. (April 19, 2007).
  • Darilek, L. (Presenter & Author), Weindorf, D. C. (Author Only), Muir, J. P. (Author Only), Wittie, R. D. (Author Only), Cummings, H. (Author Only), Kumar, A. (Author Only), 18th World Congress of Soil Science, "Dairy Effluent Phosphorus Sequestration in Soils of Erath County," IUSS, Philadelphia, PA. (2006).
  • Somenahalley, A. (Presenter & Author), Weindorf, D. C. (Author Only), Muir, J. P. (Author Only), Wittie, R. D. (Author Only), Thompson, C. A. (Author Only), 18th World Congress of Soil Science, "Spatial Variability of Soil Test Phosphorus in North Central Texas Dairy Soils," IUSS, Philadelphia, PA. (2006).
  • Somenahalley, A. (Presenter & Author), Weindorf, D. C. (Author Only), Muir, J. P. (Author Only), Wittie, R. D. (Author Only), International Annual Meeting, "Comparison of Mehlich III and Olsen Methodologies for ICP Phosphorus Determination," ASA-CSSA-SSSA, Salt Lake City, UT. (2006).
  • Rose, J. (Presenter & Author), Cummings, H. D. (Author Only), Wittie, R. D. (Author Only), Kattes, D. H. (Author Only), ASA International Meetings, "Evaluation of Vitazyme as a fertilizer supplement in establishing and maintaining bermudagrass.," American Society of Agronomy, Indianapolis, IN. (November 2006).
  • Rose, J. (Presenter & Author), Cummings, H. D. (Author Only), Wittie, R. D., Kattes, D. H., Tarleton State University Research Symposium, "Evaluation of Vitazyme as a Fertilizer Supplement in Establishing and Maintaining Bermudagrass," Tarleton State University, Stephenville, TX. (April 2006).
  • Conference-Related, Texas Section Society for Range Management, Texas. (January 15, 1989 - Present).

Professional Affiliations & Accreditations

  • Conference-Related, Annual Meeting Planning Committee - SWAN, Stephenville, TX. (October 1, 2006 - April 30, 2007).

Degrees

  • PhD, New Mexico State University
  • MS, University of Wyoming
  • BS, Texas A&M University

Graduate Group Memberships

  • Tarleton State University Graduate Faculty Status
  • Texas A&M University System Graduate Faculty Status

Roger Wittie

Roger Wittie is Professor and Executive Director of Faculty Research at Tarleton. He is an ecologist focusing on reclamation and restoration ecology, process diversity, and plant-herbivore interaction. His current research includes studies of plant-insect interactions, watershed protection, native plant development, and invasive species. Dr. Wittie also serves the program as a statistician and assists students with research design and data analyses. As Executive Director, he assist faculty with development of external funding requests.