SAMUEL GELETA

sxgeleta@salisbury.edu

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PUBLICATIONS AND PRESENTATIONS

Scientific Journal Articles

Briand, C.H., S. Geleta, and R. J. Kratochvil. “Sweet Sorghum (Sorghum bicolor [L.] Moench) a Potential Biofuel Feedstock: A Multivariate Analysis of Cultivar Performance on the Mid-Atlantic Coastal Plain”. Journal Article under Preparation

Geleta, S., C.H. Briand, M.E. Folkoff, and B.J. Zaprowski. “Cemeteries as Indicators of Post-Settlement Anthropogenic Soil Degradation on the Atlantic Coastal Plain”, Human Ecology - An Interdisciplinary Journal. Hum Ecol DOI 10.1007/s10745-014-9665-5

Geleta, S.B., C.H. Briand, H.E. Womack, R.B. Brinsfield, and F.R. Mulford, 2006. “Is Phosphorus Fertilization Necessary for Watermelon Production on High Phosphorus Soils of Maryland’s Eastern Shore?” Can. J. of Plant Sci. 86:205-211.

Geleta, S.B., R.B. Brinsfield, F.R. Mulford, H.E. Womack, C.H. Briand, and J.A. O’Keefe. 2004. “Managing Phosphorus for Yield and Quality of Sweet Corn Grown on High Phosphorus Soils of Maryland’s Eastern Shore”. Can. J. of Plant Sci. 84: 713-718.

Geleta, S., D.D. Baltensperger, and G. D. Binford. 1997. " Sunflower Response to Rate of Nitrogen and Phosphorus in Wheat-Fallow Cropping System in the Northern High Plains". J. Prod. Agric., Vol. 10:373-472.

Wu, JunJie, D.J. Bernardo, H.P. Mapp, S. Geleta, M.L. Teague, K.B. Bradley, G.J. Sabbagh, R.L. Elliott, and J. F. Stone. 1997. "An Evaluation of Nitrogen Runoff and Leaching Potential in the High Plains." Journal of Soil and Water Conservation. 52:73-80.

Mapp, H. P. , D.J. Bernardo, G.J. Sabbagh, S. Geleta, and K.B. Watkins. 1994 "Economic and Environmental Impacts of Limiting Nitrogen Use to Protect Water Quality: A Stochastic Regional Analysis." Amer. J. Agr. Econ. 76 : 889-903.

Mark L. Teague, Daniel J. Bernardo, George J. Sabbagh and Samuel Geleta. 1994. "Estimated Nitrogen Percolation Relationships: An Application of Tobit Analysis." Agricultural Systems. 45:155-173.

Geleta, S., G.J. Sabbagh, J.F. Stone, H.P. Mapp, D.J. Bernardo, R.L. Elliott and K.B. Watkins. 1994. "Importance of Soil and Cropping Systems in the Development of Regional Water Quality Policies". Journal of Environmental Quality. 23:36-42.

Bernardo, D. J., H. P. Mapp, G. J. Sabbagh, S. Geleta, K. B. Watkins, R. L. Elliott, and J.F. Stone. 1993. "Economic and Environmental Impacts of Water Quality Protection Policies: I. Framework for Regional Analysis". Water Resources Research. Vol. 29, 3069 - 3079.

Bernardo, D. J., H. P. Mapp, G. J. Sabbagh, S. Geleta, K. B. Watkins, R. L. Elliott, and J.F. Stone. 1993. "Economic and Environmental Impacts of Water Quality Protection Policies: II. Application to the Central High Plains". Water Resources Research. Vol. 29, 3081 - 3091.

Sabbagh, G.J., P.E. Norris, S. Geleta, D.J. Bernardo, R.L. Elliott, H.P. Mapp, J.F. Stone. 1992. "Environmental and Economic Impacts of Pesticide and Irrigation Practices: EPIC-PST Simulation". J. Prod. Agric. 5:312-317.

Sabbagh, G.J., S. Geleta, R.L. Elliott, J.R. Williams and R. Griggs. 1991. "Modification of EPIC to simulate pesticide activities". Trans. ASAE 34(4):1683-1692.

Presentations and Abstracts

“The Effect of an Organic Soil Amendment on Soil Microbial Activity and Corn Performance”; Chelsi Rose, Elizabeth A.B. Emmert, Chris Briand and Samuel Geleta, International Annual Meetings of American Society of Agronomy (ASA), Soil Science Society of America (SSSA), and Crop Science Society of America (CSSA). Poster to be presented: November 2-5, 2014 @ Long Beach, CA.

“Sweet Sorghum, a Potential Biofuel Crop for the Mid-Atlantic”. Geleta, S.B., C.H. Briand, and R.J. Kratochvil. International Annual Meetings of American Society of Agronomy (ASA), Soil Science Society of America (SSSA), and Crop Science Society of America (CSSA). November 3-6,2013 @ Tampa, FL. Poster presented on 2013-11-06

“Cuscuta Transimission and Secondary Infection of Tomato with Fusarium oxysporum f. sp. Lycopersici”. K. Pennerman, S. Geleta, C. Briand, and M. Holland. Poster presentation at the American Society of Plant Biologists Annual Meeting. July 31-August 5, 2010. Montreal, Canada.

Cuscuta Transimission and Secondary Infection of Tomato with Fusarium oxysporum f. sp. lycopersici. K. Pennerman, S. Geleta, C. Briand, and M. Holland. Washington Academy of Sciences/Salisbury University Student Chapter at Capital Science 2010. March 27, 2010. Washington Academy of Science. DC.

“Sweet Sorghum for Ethanol in Maryland.” S. Geleta, C. Briand, and B. Knepper. 12^th Annual Maryland Commodity Classic. Queens Anne, MD July 22, 2010.

“Sweet Sorghum for Biofuel in Maryland.” S. Geleta, C. Briand, and K. Pennerman. 11^th Annual Maryland Commodity Classic. Queens Anne, MD July 23, 2009.

“Cemetery Soils: A Window on the Past?” S.B. Geleta, C.H. Briand, K.C. Clark, M. E. Folkoff, I.K. Miller, B.J. Zaprowski. Poster presented at the World Congress of Soil Science. July 9-15, 2006. Philadelphia, Pennsylvania, USA.

“Is Phosphorus Fertilization Necessary for Watermelon Production on High Phosphorus Soils of Maryland’s Eastern Shore?” Geleta, S.B., C.H. Briand, H.E. Womack, R.B. Brinsfield, and F.R. Mulford,. 4^th International Phosphorus Workshop. August 16^th – 19^th, 2004. Wageningen, The Netherlands. (Poster)

“Managing Vegetable Crops for Quality and Yield on High Phosphorus Soils”. Geleta, S.B., H.E. Womack, R.B. Brinsfield, and F.R. Mulford. The Annual Meetings of the American Society of Plant Biology. July 25 - July 30, 2003 - Honolulu, Hawaii USA. (Poster)

“Effect of Soil P Reduction on Yield and Quality of Sweet Corn Grown on High P Soils of the Eastern Shore”. S. Geleta, and H.E. Womack, SSU; R.B. Brinsfield and F.R.Mulford, Univ. of MD. Northeastern Branch of ASA and SSSA. University of Rhode Island, W. Alton Jones Campus, West Greenwich, Rhode Island. June 24 – 27, 2001. (Poster)

“Phosphorus Reduction Effort on High Phosphorus Watermelon Fields.” S.B. Geleta, R.B. Brinsfield, F.R. Mulford, H.E. Womack, J.A. O’Keefe. Abstract. ASA, SSSA, CSSA. Annual Meetings Abstract. Oct. 21-25, 2001. Charlotte, NC. (Poster)

“Effect of Soil P Reduction on Yield and Quality of Sweet Corn and Watermelon”. S. Geleta, et al. Annual Meetings Abstracts. ASA, CSSA, SSSA. Minneapolis, Minnesota. May 5-9, 2000. p291. (Poster)

“Effect of P Application on Soil P and Sweet Corn Quality” by Shawn Kieselmann (Sam Geleta). Abstract Book. NCUR 2000 14^th National Conference on Undergraduate Research. April 27-29, 2000 Missoula, Montana. Page 407.

Geleta, S., D.D. Baltensperger, G.D. Binford, Jeanie McConkey, Rex Nielsen, and J.S. Schepers. "Evaluation of Diagnostic Tools for Determining Nitrogen Requirement of Corn Following Sugar Beet." Agronomy Abstracts. 1998 Annual Meetings. ASA, CSSA and SSSA. Baltimore, MD. 18 to 22 Oct., 1998.

Geleta, S., D.D. Baltensperger, G.D. Binford, and J.S. Schepers. "Availability of Nitrogen to Corn from Sugarbeet Residues." Agronomy Abstracts. 1996 Annual Meetings of the ASA, CSSA and SSSA, Indianapolis, Indiana. 3 November to 8 November, 1996.

Allen, E., and S. Geleta. " Soil Nitrate Survey of Wheat Fields in the Garfield County - Turkey Creek Watershed." Agronomy Abstracts. 1995 Annual Meetings. ASA, CSSA and SSSA, St. Louis, MO. 29 Nov. to 3 Dec., 1995.

Geleta, S., G.J. Sabbagh, J.F. Stone, H.P. Mapp, D.J. Bernardo, R.L. Elliott and K.B. Watkins. 1992. "Importance of soil and cropping systems in the development of regional water quality policies". Agronomy Abstracts. 1992 Annual Meetings. ASA, CSSA and SSSA. Minneapolis, Minnesota, 1 Nov. to 6 Nov., 1992.

Crabtree, R.J. S. Geleta and P. Mbolda. "Mono‑ and double‑cropping winter wheat and grain sorghum under rain-fed and irrigated conditions." Agronomy Abstracts. 1986 Annual Meetings. ASA, CSSA and SSSA, New Orleans, Louisiana. 30 November to 5 December, 1986.

Other Papers and Presentations

“Phosphorus Management in Major Vegetable Crops Grown on High Phosphorus Soils of the Maryland Eastern Shore”. Final Report for The Maryland Department of the Environment. Nutrient Reduction Reserch Grant PO # U00P0201319. October 1998 – April 2003. Salisbury University, April 30, 2003.

“Impact of P application on P uptake and sugar concentration of watermelon grown on high P soils”. Jennifer O’Keefe (Samuel Geleta, Faculty Advisor). Proceedings of The National Conference of Undergraduate Research 2002. University of Wisconsin-Whitewater. Whitewater, Wisconsin. April 25-27, 2002.

“Phosphorus Reduction Study on High P Vegetable Fields of Delmarva”. Presenter. Henson School of Science and Technology Faculty Seminar Series. Salisbury Univ. April 13^th, 2002.

“Quality and Yield of Vegetable Crops as Influenced by Reduced P Fertilization”. Presenter. Dept. Of Biological Sciences’ Faculty Seminar Series. SU. Nov. 25^th 2002.

Invited Presentation: “State of the Science Non-point Source N and P Workshop”. S. Geleta. Maritime Institute of Technology Training and Conference Center. Linthicum Heights, MD. Nov 1-2, 2000.

Briand, H.C., S. Geleta, M. Holland, K.Hunter, and R. Hunter. Biology 121-Biology Principles and Processes Laboratory Manual. 1998. Salisbury State University, Salisbury MD.

Geleta, S., D.D. Baltensperger, G. D. Binford, and J.F. Miller. " Rate of Nitrogen and Phosphorus for Sunflower in Wheat-Fallow Cropping System in the Northern High Plains." In Proceedings of the 18th Sunflower Research Workshop, Fargo, North Dakota. Jan. 11 to 12, 1996. Published by National SunflowerAssociation.

Allen, E., and S. Geleta. " Soil Nitrate Survey of Wheat Fields in the Garfield County - Turkey Creek Watershed. "In Proceedings of the 1994 Southern Soil Fertility Conference. Memphis, Tennessee October 11- 12, 1994. pp 37-41. Published for the Southern Soil Fertility Conference by The Samuel Roberts Noble Foundation, Inc. Ardmore, Oklahoma.

Allen, E., and S. Geleta. " Soil Nitrate Survey of Wheat Fields in the Garfield County - Turkey Creek Watershed. " OSU Water Quality Initiative Nutrient Management Project. Oklahoma Cooperative Extension Service. Leaflet L-250. (1994). Department of Agronomy Division of Agricultural Sciences and Natural Resources. Oklahoma State University.

Mapp, H.P., D. J. Bernardo, G. J. Sabbagh, S. Geleta, K. B. Watkins, R. L. Elliott, and J.F. Stone. 1992. "A Regional Policy Analysis Focusing on Nitrogen and Pesticide Use Restrictions." Oklahoma Current Farm Economics, Department of Ag. Econ., Ag. Experiment Station. Vol. 65(1):27-42.

Duffera, M., T. Mamo, M. Abebe, and S. Geleta. Response of four wheat varieties to nitrogen on Highland Pellic Vertisols in Ethiopia. In Douglas G. Tanner and Martin Van Ginkle (ed.) Proceedings of the Seventh Regional Wheat Workshop for Eastern, Central, and Southern Africa. CIMMYT. Nakuru, Kenya. 16 Sept. to 19 Sept., 1992.

Geleta, S. "Effects of phosphorus and potassium fertilization on soil test indices and yield of mono‑ and double‑cropped wheat, soybean and grain sorghum under rainfed and irrigated conditions". Ph.D. Dissertation, OSU, July 1989.

Geleta, S. "Uptake and response of durum wheat (Triticum durum, desf) to nitrogen and phosphorus fertilizers on 'Koticha' and 'Gombore' Soils occurring in Ada Plains". MS Thesis. Addis Ababa University. December 1981.

Mapp, H.P., D. J. Bernardo, G. J. Sabbagh, S. Geleta, K. B. Watkins, R. L. Elliott, and J.F. Stone. 1992. "A Regional Policy Analysis Focusing on Nitrogen and Pesticide Use Restrictions." Oklahoma Current Farm Economics, Department of Ag. Econ., Ag. Experiment Station. Vol. 65(1):27-42.

"Groundwater quality: Framework for regional policy analysis". Mapp, H.P.., D.J. Bernardo, G.J. Sabbagh, S. Geleta, K.B. Watkins, R.L. Elliott, and J.F. Stone. Professional Paper No.PP-3552 of Ok. Ag. Exp. Station. Invited paper presented at meeting of ERS/USGS Area Studies Researchers, Washington, D.C., May 13-14,1991.

"Nitrogen and Pesticide Use Restrictions: A Regional Policy Analysis." Mapp, H.P., D.J. Bernardo, G.J. Sabbagh, S. Geleta, K.B. Watkins, R.L. Elliott, and J.F. Stone. Professional Paper P‑3629 of the Oklahoma Agricultural Experiment Station. Invited paper presented at Department of Agricultural Economics, University of Nevada, Reno, Nevada, January 1992.

"Restricting Nitrogen and Pesticide Use: A Regional Policy Analysis". Mapp, H.P., D. J. Bernardo, G. J. Sabbagh, S. Geleta, K. B. Watkins, R. L. Elliott, and J.F. Stone. Selected paper for presentation at the Southern Agricultural Economics Association Annual Meetings, Lexington, KY, 2 February to 5 February, 1992. Professional Paper No. P-3358 of the Oklahoma Agricultural Experiment Station.

"Two Applications of GIS in Agricultural Modeling". Sabbagh, G. J., R. L. Elliott, D. E. Storm and S. Geleta. Paper presented at the ASAE 1993 Summer Meetings in Spokane, Washington.

Impacts of Agricultural Chemical Policies on Groundwater Quantity. Sabbagh, G.J., S. Geleta, R.L. Elliott , H.P. Mapp, D.J. Bernardo, K.B. Watkins and J.F. Stone. Paper presented at 1992 International Summer Meeting sponsored by the American Society of Agricultural Engineers. Charlotte, N. Carolina. June 21 - 24, 1992.

"Environmental and Productivity Impacts of Pesticide Practices: EPIC‑PST Simulation." Sabbagh, G.J., P.E. Norris, S. Geleta, D.J. Bernardo, R.L. Elliott, H.P. Mapp and J.F. Stone. Selected paper presented at the National Pesticide Research Conference, Richmond, Virginia, November 1990.