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Richard T. Koenig

Rich Koenig

 

Associate Professor and Chair
Department of Crop and Soil Sciences
Washington State University
Pullman, WA 99164-6420

richk@wsu.edu

 

Education

Ph.D. Soil Fertility/Plant Nutrition, Washington State University, 1993
M.S. Natural Resources Management/Soil emphasis, University of Alaska, 1990
B.S. Natural Resources Management/Forestry, University of Alaska, 1988

Research Interests

Applied soil fertility/plant nutrition in dryland, cereal-based cropping systems.
Long term changes in soil pH and soil pH stratification in direct seeded cropping systems in high rainfall zones of eastern Washington State.
Chloride nutrition and cycling in cereal-based rotations.
Phosphorus transformations and fate in direct seeded cropping systems.

Technical Support Staff

John Rumph, Agricultural Research Technologist III

Publications

Book Chapters

Pan, W., W. Schillinger, D. Huggins, R. Koenig, and J. Burns. 2007. Fifty years of predicting wheat nitrogen requirements in the Pacific Northwest USA. Chapter 10. In T. Bruulsema (ed.) Managing Crop Nitrogen for Weather. International Plant Nutrition Institute, Norcross, GA.

Refereed Journal Articles

Koenig, R.T. and A.D. Esser. 2009. Fluids compared with dry in dryland winter wheat trials. Fluid Journal, Vol. 17, No. 4, Issue #66.

Published Abstracts

Esser, A.D, C. Laney, S. Swannack, and R. Koenig. 2007. Fall fertilization for spring wheat production in the dryland cropping region of Washington. [CD-ROM]. In National Association of County Agricultural Agents annual meeting and Professional Improvement Conference Proceedings, 16-20 July, Grand Rapids, MI.

Harwood, E., R. Koenig and A. Esser. 2006. Improving the yields of late-planted recrop winter wheat with seeding rate and phosphorus fertility. [CD-ROM]. Soil Science Society of America annual meeting, 12-15 Nov., Indianapolis, IN. ASA, CSSA, and SSSA Abstracts

Koenig, R. 2007. Phosphorus dynamics and wheat response to applied P in a spatially variable environment. p. 153-157. In J. Hart (ed.) Proceedings of the Western Nutrient Management Conference, 8-9 March, Salt Lake City, UT.

Pan, W.L., W.F. Schillinger, D.R. Huggins, R.T. Koenig, and J.W. Burns. 2006. Fifty years of predicting wheat nitrogen requirements based on soil water, yield, protein, and nitrogen efficiencies. [CD-ROM]. Soil Science Society of America annual meeting, 12-15 Nov., Indianapolis, IN. ASA, CSSA, and SSSA Abstracts.

Experiment Station Research and Extension Reports

Esser, A.D., C. Laney, S. Swannack and R. Koenig. 2007. Fall fertilization for spring wheat production in the dryland cropping region of Washington. p.31. In 2007 Field Day Abstracts: Highlights of Research Progress. Technical Report 07-1, Department of Crop and Soil Sciences, Washington State University, Pullman, WA.

Esser, A.D., C. Laney, S. Swannack, and R. Koenig. 2007. Fall fertilization for spring wheat production in the dryland cropping region of Washington. Adams County Technical Report OFT 07-1.

Harwood E., R.T. Koenig, and A.D. Esser. 2007. Phosphorus and seeing rate management to improve yields of late-planted winter wheat in the low rainfall zone. p. 32. In 2007 Field Day Abstracts: Highlights of Research Progress. Technical Report 07-1, Department of Crop and Soil Sciences, Washington State University, Pullman, WA.

Pan, W., W. Schillinger, D. Huggins, R. Koenig, and J. Burns. 2007. Fifty years of predicting wheat nitrogren requirements based on soil water, yield, protein, and nitrogen efficiencies. p. 28. In 2007 Field Day Abstracts: Highlights of Research Progress. Technical Report 07-1, Department of Crop and Soil Sciences, Washington State University, Pullman, WA.

Koenig, R.T., E. Harwood, and A.D. Esser. 2006. Optimizing seeding rate and phosphorus fertility to enhance the yield of recrop, late-seeded winter wheat. p. 29. In 2006 Field Day Abstracts: Highlights of Research Progress. Technical Report 06-2. Department of Crop and Soil Sciences, Washington State University, Pullman, WA.