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Dr. Gregory D. Binford


Education

  • Ph.D. 1991 Iowa State University, Soil Fertility
  • M.S. 1988 Iowa State University, Soil Chemistry
  • B.S. 1986 Clemson University Agronomy
Research
  • Most of my research focuses on optimizing crop production and minimizing the impact of nutrient management on the environment. My main interests include: nitrogen management, fertilizer and manure management, soil testing, and tissue testing.
Extension
  • As an Extension Specialist, my main responsibilities and interests are to conduct adult education programs that focus on the relationship between nutrient management and the potential impact of this management on water quality.

Binford Presentations

Professional Activities
  • American Society of Agronomy
  • Soil Science Society of America
  • Crop Science Society of America
  • Associate Editor for Agronomy Journal
Recent Publications

Binford, G.D. 2008. Corn and winter wheat yield responses to products designed to improve nitrogen-use efficiencies in 2008. Cooperative Extension Bulletin 139, College of Agriculture, University of Delaware, Newark, DE 19716.

Binford, G., T. Daniel, D. Hansen, B. Malone, J. McGrath, J. Meisinger, T.Pilkowski, C. Ritz, J. Timmons, A. Tolbert. 2008. Poultry Experts Science Forum. Chesapeake Research Consortium - Maryland Environmental Finance Center Science Forum. October 29. CRC Publication 08-165.

Binford, G.D. 2008. Evaluation of products designed to improve nitrogen efficiencies in corn and winter wheat. Cooperative Extension Bulletin 120, College of Agriculture, University of Delaware, Newark, DE 19716.

Binford, G.D. 2008. Corn response to starter fertilizer and AVAIL on soils with high soil test phosphorus. Cooperative Extension Bulletin 118, College of Agriculture, University of Delaware, Newark, DE 19716.

Binford, G.D. 2007. Evaluation of ESN on Corn and Winter Wheat in Delaware. Cooperative Extension Bulletin 117, College of Agriculture, University of Delaware, Newark, DE 19716.

Binford, G.D. 2007. Evaluation of a Polymer-Coated Urea on Corn and Winter Wheat. Cooperative Extension Bulletin 116, College of Agriculture, University of Delaware, Newark, DE 19716.

Binford, G.D. 2007. Winter wheat response to four different nitrogen sources. Cooperative Extension Bulletin 115, College of Agriculture, University of Delaware, Newark, DE 19716.

Binford, G.D. 2006. Chapter 8: Commercial Fertilizers. In Mid-Atlantic Region Nutrient Management Handbook, G. Evanylo, Ed.

White, S., D. Hansen and G. Binford. 2006. Spatial Characterization of Corn Tissue Phosphorus Utilizing Remote Sensing. In proceedings of the ASPRS Annual Conference: Prospecting for Geospatial Information Integration, May 1.

Hansen, D., J. Nelson, G. Binford, T. Sims, and B. Saylor. 2005. Phosphorus in poultry litter: New guidelines from the University of Delaware. NM-07. College of Agriculture and Natural Resources, University of Delaware, Newark, DE.

More publications [ + ]

Binford, G.D. 2004. Nutrient Management. p. 71-76. In Daniel Hillel (ed.) Encyclopedia of Soils in the Environment. Elsevier Ltd., Oxford , U.K.

Binford, G.D., B.K. Hearn, M.A. Isaacs, D.J. Hansen, and R.W. Taylor. 2004. Foliar fertilization of Roundup Ready Soybeans. Online. Crop Management doi:10.1094/CM-2004-1124-01-RS.

Hansen, D.J., and G.D. Binford. 2004. Nutrient management certification for Delaware: Developing a water quality curriculum. J. Nat. Resour. Life Sci. Educ. 33:143-146.

Binford, G.D., D.J. Hansen, and S.C. Tingle. 2003. Corn response to starter and seed-placed fertilizer in Delaware. Mid-Atlantic Grain and Forage Journal. Volume 8. Rutgers Cooperative Research and Extension, Cook College, Rutgers - The State University of New Jersey.

Binford, G.D., D.J. Hansen, and S. Tingle. 2003. Update on Starter Fertilizer Research in Corn. Nutrient Management: Research Progress Report. Cooperative Bulletin 93, College of Agriculture , University of Delaware, Newark , DE 19716.

Hansen, D.J., and G.D. Binford. 2003. Water Quality Education for Farms and Cities. In Proceedings of the NAAEE 32 nd Annual Conference, Anchorage, AK. Oct. 7-11.

Hansen, D.J., G.D. Binford, and W.R. Rohrer. 2003. Regulating CAFO's in Delaware. In Proceedings of the AWRA Specialty Conference on Agricultural Hydrology and Water Quality, Kansas City, MO.

Taylor, R.W. and G. Binford. 2003. Dual Injury on Corn. In Weekly Crop Update, Vol 11, Issue 7. University of Delaware Cooperative Extension.

Smith, J.A., R.G. Wilson, G.D. Binford, and C.D. Yonts. 2002. Tillage systems for improved emergence and yield of sugarbeets. Applied Eng. in Agric. 18:667-672.

Binford, G.D, and D.J. Hansen. 2002. Defining "High" P Soils in Delaware. Delaware Nutrient Management Notes 3:1. Delaware Nutrient Management Commission, Delaware Department of Agriculture, Dover, DE.

Binford, G., D. Hansen, and B. Malone. 2001. Poultry Litter: Waste or Resource. Delaware Nutrient Management Notes 2:2. Delaware Nutrient Management Commission, Delaware Department of Agriculture, Dover, DE.

Binford, G., M. Isaacs, R. Taylor, and D. Hansen. 2001. Foliar fertilization of soybeans. In Delaware Soy News, p. 5-7. April Issue. Delaware Soybean Board, Delaware Department of Agriculture.

Binford, G., M. Isaacs, R. Taylor, and D. Hansen. 2001. Foliar fertilization of soybeans. In Weekly Crop Update, Vol 9, Issue 3. University of Delaware Cooperative Extension.

Binford, G., D. Hansen, and S. Tingle. 2001. Demonstration Projects during the 2000 Growing Season. Delaware Nutrient Management Notes 2:1. Delaware Nutrient Management Commission, Delaware Department of Agriculture, Dover, DE.

Binford, G.D., and D.J. Hansen. 2000. Diagnostic nitrogen tests for manure-amended soils: Current status and future outlook. p. 355-368. In Managing nutrients and pathogens from animal agriculture. NRAES-130. Natural Resources, Agriculture, and Engineering Service Cooperative Extension, Ithaca, NY (Invited Paper).

Binford, G.D. and G.W. Malone. 2000. Soil and Litter Sampling for Nutrient Analyses. Delaware Nutrient Management Notes 1:9. Delaware Nutrient Management Commission, Delaware Department of Agriculture, Dover, DE.

Binford, G.D., G.W. Hergert, and J.M. Blumenthal. 2000. Sugar Beets. In Nutrient Management for Agronomic Crops. p. 127-130. University of Nebraska Cooperative Extension EC 01-155-S, Lincoln, NE.

Binford, G.D., G.W. Hergert, and J.M. Blumenthal. 2000. Millet. In Nutrient Management for Agronomic Crops. p. 135-137. University of Nebraska Cooperative Extension EC 01-155-S, Lincoln, NE.

Hergert, G.W., Binford, G.D., and J.M. Blumenthal. 2000. Sunflower. In Nutrient Management for Agronomic Crops. p. 131-134. University of Nebraska Cooperative Extension EC 01-155-S, Lincoln, NE.

Hansen, D.J., and G.D. Binford. 2000. Moving from Legislation to Regulation: The Delaware Experience. In Proceedings of the Animal Residuals Management Conference, Kansas City, MO. November 13, 2000.

Hansen, D., G. Binford, and J.T. Sims. 1999. End-of-season corn stalk nitrate testing to optimize nitrogen management. Nutrient Management Fact Sheet NM-03. University of Delaware.

Geleta, S., D. D. Baltensperger, G. D. Binford, and J. F. Miller. 1997. Sunflower response to nitrogen and phosphorus in wheat-fallow cropping systems. J. Prod. Agric. 10:466-472.

Eghball, B., G. D. Binford, and D. D. Baltensperger. 1996. Phosphorus movement and adsorption in a soil receiving long-term manure and fertilizer application. J. Environ. Qual.: 25:1339-1343.

Binford, G. and T. Peterson. 1996. Methods for Improving N Management in Corn. In Crop Insights, Vol. 6, No. 3. Pioneer Hi-Bred International, Inc., Johnston, Iowa.

Eghball, B., G. D. Binford, J. F. Power, D. D. Baltensperger, and F. N. Anderson. 1995. Maize temporal yield variability under long-term manure and fertilizer application: Fractal analysis. Soil Sci. Soc. Am. J. 59:1360-1364.

Blaylock, A.D. and G.D. Binford. 1997. Evaluation of soil and plant diagnostic tests for improved nitrogen management of sugarbeets. In T.A. Tindall and D. Westermann (eds.), Proceedings of the Western Nutrient Management Conference. Lake City, UT, March 6-7.

Binford, G.D. and A.D. Blaylock. 1996. Evaluation of a late-spring soil test for improving nitrogen management during sugar beet production. p. 46-57. In Results of 1995 Nebraska Sugarbeet research projects. Publication no. PHREC96-01.

Binford, G.D. 1995. The soybean nitrogen credit - Where does the N come from??. Soil Sci. News Vol. 17, no. 4. Cooperative Extension, Univ. of Nebraska, Lincoln, NE.

Binford, G. D. 1995. Nitrogen management in sugar beets. The Business Farmer-Stockman, March 24, 1995, p. 20.

Binford, G. D. 1995. Interpretation of soil test results. The Business Farmer-Stockman, March 24, 1995, p. 34.

Binford, G. D. 1994. Summary of the Scottsbluff long-term corn study. Soil Sci. News Vol. 16, no. 3. Cooperative Extension, Univ. of Nebraska, Lincoln, NE.

Binford, G. D. 1994. Fifty-year study shows manure effect on corn. Crop Watch, no. 94-3, p. 18. Cooperative Extension, Univ. of Nebraska, Lincoln, NE.

Binford, G. D. 1994. Improve dry bean yields by adding nitrogen. Crop Watch, no. 94-9, p. 64. Cooperative Extension, Univ. of Nebraska, Lincoln, NE.

Binford, G. D. 1994. Leaf nitrogen testing not always reliable. Crop Watch, no. 94-14, p. 101. Cooperative Extension, Univ. of Nebraska, Lincoln, NE.

Binford, G. D. 1994. Soil testing determines nutrient content. The Business Farmer-Stockman, March 18, p. 16.

Yonts, C. D. and G. D. Binford. 1994. Water management - key to nitrogen management. The Business Farmer-Stockman, March 18, p. 40.

Binford, G. D. 1994. Fertilizing sugar beets. The Business Farmer-Stockman, March 18, p. 40.

Wilson, R. G. and G. D. Binford. 1994. Sugarbeet production - a glance into the past. The Business Farmer-Stockman, March 18, p. 24. (Copy not available for Evidential Materials)

Binford, G. D. 1994. Impact of long-term applications of manure and fertilizer on soil test levels and corn yields. p. 190-196. In J. L. Havlin (ed.), Great Plains Soil Fertility Conference Proceedings. Denver, CO, March 7-9.

Woodard, H. J., G. Binford, G. Hergert, R. Engel, R. Lamond, T. Miller, and R. Mohr. 1994. Recent Cl research in the Great Plains. In J. L. Havlin (ed.), Great Plains Soil Fertility Conference Proceedings. Denver, CO, March 7-9.

Binford, G. D. 1993. Visual evaluations of nitrogen status in corn. Soil Sci. News Vol. 15, no. 12. Cooperative Extension, Univ. of Nebraska, Lincoln, NE.

Binford, G. D. and D. H. Sander. 1993. Soil testing for nitrogen in late spring (PSNT). Soil Sci. News Vol. 15, no. 2. Cooperative Extension, Univ. of Nebraska, Lincoln, NE.

Binford, G. D., and A. M. Blackmer. 1993. Visually rating the nitrogen status of corn. J. Prod. Agric. 6:41-46.

Binford, G. D., D. D. Baltensperger, G. W. Hergert, R. N. Kline. 1993. Chloride fertilization on winter wheat. Soil Sci. News Vol. 15, no. 13. Cooperative Extension, Univ. of Nebraska, Lincoln, NE.

Binford, G. D. 1993. Soil testing for determination of crop fertilizer needs. The Water Table. North Platte Natural Resources District, Gering, NE.

Penas, E.J., R.B. Ferguson, G.W. Hergert, C.A. Shapiro, and G.D. Binford. 1993. Procedures for field demonstrations of nitrogen management practices. Cooperative Extension 93-126D, Univ. of Nebraska, Lincoln, NE.

Binford, G. D. and R. Nielsen. 1992. Long-term applications of manure and fertilizer in irrigated corn. p. 109-113. In Soil Science Research Report. Dept. of Agronomy, Univ. of Nebraska, Lincoln, NE.

Binford, G. D., A. M. Blackmer, and B. G. Meese. 1992. Optimal concentrations of nitrate in cornstalks at maturity. Agron. J. 84:881-887.

Binford, G. D., A. M. Blackmer, and M. E. Cerrato. 1992. Relationships between corn yields and soil nitrate in late spring. Agron. J. 84:53-59.

Binford, G. D., A. M. Blackmer, and M. E. Cerrato. 1992. Nitrogen concentrations of young corn plants as an indicator of nitrogen availability. Agron. J. 84:219-223.

Blackmer, A. M., T. F. Morris, and G. D. Binford. 1992. Predicting N fertilizer needs for corn in humid regions: Advances in Iowa. In B. R. Bock and K. R. Kelley (eds.) Predicting N fertilizer needs for corn in humid regions. Bull. Y226. National Fertilizer and Environmental Research Center, Tennessee Valley Authority, Muscle Shoals, Alabama, 35660.

Binford, G. D. 1991. Soil and tissue tests for determining nitrogen status of corn. Ph.D. Dissertation. Iowa State University. Ames, Iowa.

Binford, G. D., A. M. Blackmer, and N. M. El-Hout. 1990. Tissue test for excess nitrogen during corn production. Agron. J. 82:124-129.