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I. Book Chapter  

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.


II. Refereed Journal Article  

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. article


III. Patent

IV. Thesis and Dissertation

V. Extension Bulletin


VI. Conference Proceeding


VII. Published Abstract

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.


VIII. Experiment Station Research and Extension Report

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. article

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. article

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. article

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. article

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. article

 
 

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