10/04/2007

Warncke, Darryl (ed.). 2007. Proceeds of Eighteenth Soil/Plant Analysts Workshop, Bettendorf, IA.

Brouder, Sylvie. 2007. Buildup/Drawdown of soil potassium for Indiana soils. Pages 1-6. In Darryl Warncke (ed) Eighteenth Soil/Plant Analysts Workshop, Bettendorf, IA.

Laboski, C. A. M., J. B. Peters, and M. J. Repking. 2007. Evaluation of modified Mehlich and Sikora buffers for lime recommendations in Wisconsin. Pages 18-28. In Darryl Warncke (ed) Eighteenth Soil/Plant Analysts Workshop, Bettendorf, IA.

Laboski, C.A.M., J.E. Sawyer, D.T. Walters, L.G. Bundy, R.G. Hoeft, G.W. Randall, and T.W. Andraski. 2007. Evaluation of the Illinois soil nitrogen test in the North Central Region. Pages 46-53. In Darryl Warncke (ed) Eighteenth Soil/Plant Analysts Workshop, Bettendorf, IA.

Mallarino, A. P. and J. Prater. 2007. Long-term soil P, yield and P removal in corn-soybean rotations managed with no-tillage. Page 7. In Darryl Warncke (ed) Eighteenth Soil/Plant Analysts Workshop, Bettendorf, IA.

Mengel, D., K. Martin and D. Tucker. 2007. Chloride fertilization and soil testing in Kansas. Pages 31-35. In Darryl Warncke (ed) Eighteenth Soil/Plant Analysts Workshop, Bettendorf, IA.

Nathan, Manjula. 2007. Evaluating soil pH buffers for determining lime requirement in North Central Region. Pages 8-17. In Darryl Warncke (ed) Eighteenth Soil/Plant Analysts Workshop, Bettendorf, IA.

Peters, John. 2007. Testing soil for sulfur: Methodology and need. Pages 54-62. In Darryl Warncke (ed) Eighteenth Soil/Plant Analysts Workshop, Bettendorf, IA.

Reid, Keith. 2007. Nitrogen availability from manure. Pages 81-87. In Darryl Warncke (ed) Eighteenth Soil/Plant Analysts Workshop, Bettendorf, IA.

Dobermann, A., R. Ferguson, G. Hergert, C. Shapiro, D. Tarkalson, D. Walters, C. Wortmann. 2006. Should we abandon soil testing and yield goals in estimating nitrogen rates for corn? In Proceedings of the 36th North-Central Extension Industry Soil Fertility Conference, November 7-8. Des Moines, IA. Potash & Phosphate Institute, Brookings, SD.

Nathan, M., Scharf, P. and Y. Sun. 2006. Evaluating Mehlich III extractants for Available Nutrients for Missouri Soils using Inductively Coupled Plasma Spectrometry. In: Missouri Soil Fertility and Fertilizers Research Update 2005. Agronomy Miscellaneous Publ. #06-01, College of Agriculture, Food and Natural Resources, University of Missouri. Pages 101-108.

Nathan, M., Scharf, P. and Y. Sun. 2006.Comparison of Woodruff Buffer and Modified Mehlich buffer Tests for Determining Lime requirement in Missouri Soils. In: Missouri Soil Fertility and Fertilizers Research Update 2005. Agronomy Miscellaneous Publ. #06-01, College of agriculture, Food and Natural Resources, University of Missouri. Pages 109-113.

Nathan, M. V., Scharf, P., and Y. Sun. 2006. Evaluation of Mehlich Buffer as an Alternative to the Woodruff Buffer for Lime Recommendations in Missouri. ASA, SSSA, CSSA Madison, WI.

Nathan, M. 2005. Reagents and Standards. Chapter 5. In Quality Assurance and Quality Control Model Plan for Soil Testing Laboratories. Soil Science Society and Oregon State University Publication. Pages 14-17.

09/08/2008

04/07/2009

Warncke, D. (ed.) 2009. Nineteenth Soil/Plant Analysts Workshop Proceedings, 64 pages, North Central Extension & Research Activity on Soil Testing and Plant Analysis (NCERA 13, Bettendorf, IA

Schindler, F.V., A.R. Guidry, D.R. German, R.H. Gelderman, and J.R. Gerwing. 2009. Assessing extractable soil phosphorus methods in estimating phosphorus concentrations in surface run-off from Calcic Hapludolls. Soil Use and Management 25:11-20.
online at http://dx.doi.org/10.1111/j.1475-2743.2008.00189.x


Fernández, F.G., S.M. Brouder, C.A. Beyrouty, J.J. Volenec, and R. Hoyum.
2008. Assessment of plant available potassium for no-till, rainfed soybean.
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Gelderman, R.H. 2008. Maximum Fertilizer Material to Apply with Seed [Online]. Available at http://plantsci.sdstate.edu/soiltest/index.html. South Dakota State University, Brookings, SD

Nathan, Manjula and Brad Freesenburg. 2008. Soil Testing for Lawns. MU Extension Guide G 6954. Revised Aug. 2008

Nathan, Manjula. 2008. Soils, Plant Nutrition and Nutrient Management. In: Master Gardener Core Manual. Published by MU Extension, University of Missouri

Nathan, M.., Sun, Y., and D. Dunn. 2009. Nutrient removal Values for Major Agronomic Crops in Missouri. Report for 2008. In: Missouri Soil Fertility and Fertilizers Research Update 2008. Agronomy Miscellaneous Publ. #09-01, College of agriculture, Food and Natural Resources, University of Missouri. P 96- 105.

Nathan, M., Sun, Y., and D. Dunn. 2008. Summary of soil fertility status in Missouri by county, soil region and cropping systems. Progress Report-2007. In: Missouri Soil Fertility and Fertilizers Research Update 2007. Agronomy Miscellaneous Publ. #08-01. College of Agriculture, Food and Natural Resources, University of Missouri. p. 115-127.

Reitsma,K.D, R. Gelderman, P. Skiles, K. Alverson, J. Hemenway, H.J. Woodard, T.E. Schumacher, D. Malo, and D.E. Clay. 2008. Nitrogen Best Management Practices for Corn in South Dakota. Plant Science Dept., FS 941 South Dakota State University, Brookings, SD
online at http://agbiopubs.sdstate.edu/articles/FS941.pdf

07/02/2010

Vitko, L.F.; C.A.M. Laboski; and T.W. Andraski. 2009. Effects of sampling time, soil moisture content, and extractant on soil test potassium levels. pp. 124-132. In Proceedings of the North Central Extension-Industry Soil Fertility Conference. Vol 25. Des Moines, IA 18-19 Nov. 2009. Available online at http://extension.agron.iastate.edu/NCE/

Laboski, C.A.M. 2009. 2009 - The summer of plant analysis: What did we learn? pp. 119-123. In Proceedings of the North Central Extension-Industry Soil Fertility Conference. Vol 25. Des Moines, IA 18-19 Nov. 2009. Available online at http://extension.agron.iastate.edu/NCE/

03/31/2011