Publications:

Refereed Journal Papers

1.      Cassman, K.G., T.A. Kerby, B.A. Roberts, D.C. Bryant, and S.M. Brouder. 1989. Differential response of two cotton cultivars to fertilizer and soil potassium. Agron. J. 81: 870-876.

2.      Brouder, S.M., and K.G. Cassman. 1990. Root development of two cotton cultivars in relation to potassium uptake and plant growth in a vermiculitic soil. Field Crops Res. 23: 187-203.

3.      Hill, J.E., S.M. Brouder, S.R. Roberts, J.F. Williams, S.C. Scardaci, and C.M. Wick. 1994. A survey of water management practices of California rice growers. J. Nat. Res. Life Sci. Educ. 23(2): 119-124.

4.      Brouder, S.M., and K.G. Cassman. 1994. Cotton root and shoot response to localized supply of nitrate, phosphate, and potassium: Split-pot studies with nutrient solution and vermiculitic soil. Plant Soil 161: 179-193.

5.      Brouder, S.M., and K.G. Cassman. 1994. Evaluation of a mechanistic simulation model of potassium uptake by cotton in vermiculitic soil. Soil Sci. Soc. Am. J. 58: 1174-1183.

6.      Brouder, S.M., and J.E. Hill. 1996. Conjunctive use of California ricelands enhances the value of agricultural land. Calif. Agric. 49: 58-64.

7.      Cox, A.E., B.C. Joern, S.M. Brouder, and D. Goa. 1999. Evaluation of a modified sodium tetraphenylboron method for potassium availability in soils. Soil Sci. Soc. Am. J. 63: 902-911.

  8.      Brouder, S.M., D.B. Mengel, and B.S. Hofmann. 2000. Diagnostic efficiency of the blacklayer stalk nitrate and grain N tests for corn. Agron. J. 92:1236-1247.

  9.      Eagle, A.J., J.A. Bird, W.R. Horwath, B.A. Linquist, S.M. Brouder, J.A. Hill, and C. van Kessel. 2000. Rice yield and nitrogen utilization efficiency under alternative straw management practices. Agron. J. 92:1096-1103.

10.  Wilbur, J.D., J. K. Ghosh, C. H. Nakatsu, S. M. Brouder, and R. W. Doerge. 2002. Variable selection in high-dimensional multivariate binary data with application to the analysis of microbial community DNA fingerprints.  Biometrics 58:378-386.

11.  Vyn, T.J., X. Yin, T.W. Bruulsema, C.C. Jackson, I. Rajcan, and S.M. Brouder. 2002. Potassium fertilization effects on isoflavone concentrations in soybean [Glycine max (L.) Merr]. J. Agric. Food Chem. 50:3501-3506.

12.  Brouder, S.M., M. Thom, V.I. Adamchuk, and M.T. Morgan. 2002. Potential uses of ion-selective K electrodes in soil fertility management. Commun. Soil Sci. Plant Anal. 34: 2699-2726.

13.  Hofmann, B.S., S.M. Brouder, and R. Turco. 2004. Tile spacing impacts on Zea mays. L. yield and drainage water nitrate load. J. Ecol. Engineering. 23:251-267.

14.  Brouder, S.M., B.S. Hofmann, and D.K. Morris. 2005. Accuracy of common soil collection strategies and estimation techniques for mapping soil pH and lime requirement. Soil Sci. Soc. Am. J. 69:427-442.

15.  Berg, W.K., S.M. Cunningham, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2005. The influence of phosphorus and potassium on alfalfa yield and yield components. Crop Sci. 45:297-304.

16.  Brock, A., S.M. Brouder, G. Blumhoff, and B.S. Hofmann. 2005. Yield-based management zones for corn-soybean rotations. Agron. J. 97:1115-1128.

17.  Adamchuk, V.I., M.T. Morgan, and S.M. Brouder. 2006. Analysis of variability in automated soil pH measurements. Trans. ASAE. 22(3): 335-344.

18.  Linquist, B.A., S.M. Brouder, and J.E. Hill. 2006. Winter straw management effects on soil nitrogen dynamics in California rice systems. Agron. J. 98:1050-1059.

19.  Scharf, P.C., S.M. Brouder, and R.G. Hoeft. 2006. Chlorophyll meter readings can predict nitrogen need and yield response of corn in the North-Central USA. Agron. J. 98:655-665.

20.  Favaretto, N., L.D. Norton, B.C. Joern, and S.M. Brouder. 2006. Gypsum amendment and exchangeable calcium and magnesium affecting phosphorus and nitrogen in runoff. Soil Sci. Soc. Am. J. 70:1788-1796.

21.  Berg, W.K., S.M. Cunningham, S.M. Brouder, K.D. Johnson, B.C. Joern, and J.J. Volenec.  2007.  The long-term impact of phosphorus and potassium fertilization on alfalfa yield and yield components.  Crop Sci.Vol. 47:2198-2209. 

22. Hernandez-Ramirez, G., S.M. Brouder, D.R. Smith, G.E. Van Scoyoc and T.R. Filley. Soil organic matter fractionation and corn aboveground biomass and nitrogen partitioning. Soil Sci. Soc. Am. J. In press.

23. Habteselassie, M, M. Bischoff, E. Blume, B. Applegate, B. Reuhs, S. Brouder, and R.F. Turco. 2008. Environmental controls on the fate of Escherichia coli in soil. Water Air Soil Pollution. In press.

24. Fernandez, F., S.M. Brouder, C.A. Beyrouty, J.J. Volenec and R. Hoyum. 2008. Assessment of plant available potassium for no-till, rainfed soybean.  Soil Sci. Soc. Am. J. In press.

Referred Book Chapters

1.      Cassman, K.G., D.C. Olk, S.M. Brouder, and B.A. Roberts.  1995. The influence of moisture regime, organic matter, and root ecophysiology on the availability and acquisition of potassium: Implications for lowland rice.  In Proceedings of the 24th International Colloquium of the International Potash Institute, Feb. 21-24, 1994, Chiang Mai, Thailand.

2.      Brouder, S.M. 1997.  Modeling Soil-Plant Potassium Relations. 1999. In Frontiers in Potassium Nutrition: New Perspectives on the Effects of Potassium on Crop Plant Physiology.  D. Oosterhuis (ed.) Proceedings of C-2 Symposium on Potassium Nutrition in Plants (Nov. 4th, 1996) American Society of Agronomy, Madison, WI.  Pp. 143-153.

  3.      Brouder, S.M., and J. Lowenberg-DeBoer. 2000. Managing Long-Term Soil Fertility.  In Precision Farming Profitability*. 1st Edition.  J. Lowenberg-DeBoer and K. Erickson (eds.). Purdue University. West Lafayette, Indiana. Pp. 30-43.

  4.      Brouder, S.M., and M. Morgan. 2000. Soil Sampling and Analysis. In Precision Farming Profitability. 1st Edition. J. Lowenberg-DeBoer and K. Erickson (eds.).  Purdue University. West Lafayette, Indiana. Pp. 75-81.

  5.      Brouder, S.M., and R. Nielsen. 2000. On-farm Research.  In Precision Farming Profitability. 1st Edition. J. Lowenberg-DeBoer and K. Erickson (eds.).  Purdue University. West Lafayette, Indiana. Pp. 103-112.

  6.      Morris, D.K., C.J. Johannsen, S.M. Brouder, and G.C. Steinhardt. 2004. Remote Sensing / Organic Matter. In Encyclopedia of Soils in the Environment. Daniel Hillel (Ed.). Elsevier Ltd. Vol 3:335-339.

Research and Station Bulletins  

1.      Brouder, S.M., J.E. Hill, J.F. Williams, S.C. Scardaci, L.S. Whent, E. Knight, S.R. Goldman-Smith, and T.E.C. Kraus. 1996. California rice grower survey: 1993 straw management decisions and practices.  Agronomy Progress Report No. 252.  University of California Agricultural Experiment Station.  Pp. 9.

2.      NCR13 Committee.  1998. Recommended Chemical Soil Test Procedures for the North Central Region.  North Central Regional Research Publication No.221 (Revised).  1998. Missouri Agricultural Experiment Station Bull. SB1001.  Pp. 72.
 

3.      Reetz, H., S.M. Brouder, and J. Johnson. 1998. Negligence of Potassium in Soybeans: Are You Guilty? News and Views.  Potash and Phosphate Inst. Pp. 4.
 

4.      NCR-103 Committee. 1999. Impact of “ACA” on Crop Yield in the North Central Region. North Central Regional Research Report 343. Univ. MN Stat. Bull. 607-1999. Pp. 9.

5.      Doster, D.H., S.D. Parsons, E.P Christmas, S.M. Brouder, and R.L. Nielsen. 1999 / 2000 Purdue Crop Guides. ID-166-Rev. 2pp.

6.      NCR-13 Committee. 2001. Soil Sampling for Variable Rate Fertilizer and Lime Application. G.W. Rehm, A. Mallarino, K. Reid, D. Franzen, and J. Lamb (eds.). North Central Multistate Report 348, Minnesota Agricultural Experiment Station, University of Minnesota, St. Paul, MN. Pp. 11.

7.      NCR-103 Committee. 2001. Crop Responses to Amisorb in the North Central Region. K. Kelling (ed.). North Central Regional Research Report 342. College of Agriculture and Life Sciences, University of Wisconsin, Madison WI.

8.      NCR 103 Committee. 2001. Compendium Nonconventional Soil Additives: Products, Companies, Ingredients, and Claims (http://www.soils.wisc.edu/extension/).

9.      Brouder, S.M., and D.B. Mengel. 2003. Determining nitrogen fertilizer sidedress application needs in corn using a chlorophyll meter. Agronomy Guide, AY-317-W, http://www.agry.purdue.edu/ext/pubs/AY-317-W.pdf.

10.  Brouder, S.M., and D.B. Mengel. 2003. The pre-sidedress soil nitrate test for improving N management in corn.  Agronomy Guide, AY-314-W. http://www.agry.purdue.edu/ext/pubs/AY-314-W.pdf.

11.  Brouder, S.M., A.S. Bongen, K. Eck, and S.E. Hawkins. 2003. Manganese deficiencies in Indiana Soils. Agronomy Guide, AY-276-W.
http://www.agry.purdue.edu/ext/pubs/AY-276-W.pdf

12.  Brouder, S.M. 2003. Cornstalk testing to evaluate the nitrogen status of mature corn. Agronomy Guide, AY-322-W. http://www.agry.purdue.edu/ext/pubs/AY-322-W.pdf

13.  Brouder, S.M., B. Hofmann, E. Kladivko, R. Turco, and J. Frankenberger. 2004. Interpreting nitrate concentration in tile drainage water. AY-318-W. http://www.extension.purdue.edu/extmedia/AY/AY-318-W.pdf   
 

14.  Purdue Crop Diagnostic Training and Research Center. 1998-2006. Corn and Soybean Field Guide. Annual editions. ID 179. 178pp. CDRom Version, 2005.

15.  Bongen, A., S.M. Brouder, and R. Turco. 2003. Using Agricultural Land for Carbon Sequestration. CASMGS Outreach (Task V) Public.
 http://www.agry.purdue.edu/soils/Csequest.PDF.

16.  Bongen, A., S.M. Brouder and R. Turco.  2003. Global Warming: What Can It Mean for Agriculture? CASMGS Outreach (Task V) Public. http://www.agry.purdue.edu/soils/GWbroch.PDF

17.  Bongen, A., S.M. Brouder, R. Turco. 2003. Conservation Practices for Carbon Storage. CASMGS Outreach (Task V) Public. http://www.agry.purdue.edu/soils/mgmtpract.PDF.

Other Technical Publications and Published Proceedings 

1.      Brouder S.M.  1998. Late Season N Fertilization for Soybeans. AGRY 98-11. Pp. 4.

2.      Brouder, S.M. 1998. Soil Sampling Strategies Reviewed. AGRY 98-13. Pp. 4.

3.      W.K. Berg, J.J. Volenec, B.C. Joern, K.D. Johnson, and S.M. Brouder. 1999. Potassium and phosphorus nutrition of alfalfa: Preliminary look at impact on yield components and root physiology. Better Crops 83: 10-11.

  4.      Ryan, K.E., E.J. Kladivko, M.V. Hickman, S.M. Brouder, C. Nakatsu, J.G. Graveel, and J. Santini. 2000. Soil quality improvement with cover crop mixtures. In Proceedings of the International Soil Tillage Research Organization (ISTRO) Conference, July 2-7, 2000, Fort Worth, Texas.

  5.      Thomas, G., N, Angel, K. Kavanagh, A. Bhunia, S.M. Brouder, J. Frankenberger, J. Harbor, C. Nakatsu, and R. Turco.  2000. Watershed scale assessment of E. coli contamination: Implications of source identification for public policy debate. In Proceedings of the Center for Urban Policy and the Environment's Central Indiana Faculty Conference, Nov. 10, 2000, Indianapolis, IN.

  6.      Brouder, S.M., 2000. On-the-go sensors for variable rate nutrient management: Determining soil K status with a flat-surface, ion-selective electrode. In Proceedings of 30th North Central Extension-Industry Soil Fertility Conference, St. Louis, Missouri, Nov. 15-16. Pp 93-100.

  7.      Brouder, S.M., B. Joern, T. Vyn, B. Nielsen. 2001. Nitrogen Decision$: The Soil Fertility Perspective, AGRY 01-01. Pp. 8.

8.      DeBroka, K., J. Frankenberger, J. Harbor, L. Patterson, D. Fraiser, R. Turco, G. Thomas, C. Nakatsu, S. Brouder, A. Bhunia. 2001. GIS and streamflow analysis to support E. coli source identification. In Proceedings of the 2001 ASAE Annual International Meetings, July 30- Aug. 1, 2001, Scaramento, CA. CDRom (Paper No. 01-2138).

9.      Brouder, S.M., B. Hoffman, and H. Reetz. 2001. Evaluating spatial variability of soil parameters for input management. Better Crops 85: 8-11.

10.  Wilbur, J.D., C.H. Nakatsu, S.M. Brouder, J.K. Gosh, and R.W. Doerge. 2001. Statistical issues in the analysis of microbial communities in soil. G. Milliken (ed.). In Proceedings of Conference on Applied Statistics in Agriculture. April 29 – May 5, Kansas State University, Manhattan. KS. Pp. 129-143.

11.  Brouder, S.M., M. Thom, and B. Joern. 2001. Use of NaBPh4 as a routine assessment of soil K availability. In Proceedings of the 16th Soil/Plant Analysts Workshop. Nov. 13-14, 2001, Des Moines, Iowa.

12.  Hofmann B.S. and S.M. Brouder. 2001. Nitrate concentrations and flux in drainage water: Impacts of tile spacing and precipitation events and implications for TMDLs. In Proceedings of the 31st North Central Extension-Industry Soil Fertility Conference, Des Moines, Iowa. 17: 12-24.

13.  Berg, W.K., S.M. Brouder, K.D. Johnson, and J.J. Volenec. 2002. Phosphorus and potassium effects on alfalfa growth, nutrient accumulation, and persistence. In Forage and Grasslands Council National Meeting Proceedings. July, Bloomington, Mn. 11:76-79.

14.  Berg, W.K., S.M. Brouder, B.C. Joern, and J.J. Volenec. 2002. Enhancing alfalfa production through improved phosphorus and potassium management. In Proceedings of the 32nd North Central Extension-Industry Soil Fertility Conference, Des Moines, Iowa. 17: 12-24.

15.  Hofmann, B.S., and S.M. Brouder. 2002. Nitrate concentrations and flux in drainage water: Impacts of tile spacing and precipitation events and implications for TMDLs. In Proceedings of the National Nonpoint Source Monitoring Workshop. August 2001. Indianapolis IN. CDRom.
 

16.  Adamchuk, V.I., A. Dobermann, M.T. Morgan, and S.M. Brouder. 2002. Feasibility of on-the-go mapping of soil nitrate and potassium using ion-selective electrodes. In Proceedings of the 2002 ASAE Annual International Meetings / CIGR XVth World Congress, July 28-July 31, 2002, Chicago, IL. CD Rom (Paper No. 02-1183).
 

17.  Rice, N., J. Frankenberger, J. Harbor, R. Turco, T. Swanke, and S.M. Brouder. 2002. Sources of variability of fecal coliform in an agricultural watershed. In Proceedings of the 2002 ASAE Annual International Meetings / CIGR XVth World Congress, July 28-July 31, 2002, Chicago, IL. CDRom (Paper No. 02-2263).

18.  Berg, W.K., S.M. Brouder, B.C. Joern, and J.J. Volenec. 2002. Enhancing alfalfa production through improved phosphorus and potassium nutrition. Eastern Canada Agronomy Workshop Proceedings.

19.  Volenec, J.J., S.M. Brouder, B.C. Joern, T. Vyn, and C. Beyrouty. 2002. K-team: Potassium Research and Education. Program web page. http://www.agry.purdue.edu/kteam_index.asp.

20.  Vyn. T.J., B.J. Ball, D. Maier, and S.M. Brouder. 2002. High oil corn yield and quality responses to fertilizer potassium versus exchangeable potassium on variable soils. Better Crops 86:16-21.

21.  Bongen, A., and S.M. Brouder. 2003. Consortium for Agricultural Soils Mitigation of Greenhouse Gases (CASMGS) at Purdue University. Web page. http://www.agry.purdue.edu/soils/CASMGSindex.htm.
 

22.  Bongen, A., and S.M. Brouder. 2003. CASMGS at Purdue University. Program brochure.  http://www.agry.purdue.edu/soils/CASMGS.PDF

23.  Bongen, A., S.M. Brouder, and R. Turco. 2003. Using Agricultural Land for Carbon Sequestration. CASMGS Outreach (Task V) Public.
 http://www.agry.purdue.edu/soils/Csequest.PDF.

24.  Bongen, A., S.M. Brouder and R. Turco.  2003. Global Warming: What Can It Mean for Agriculture? CASMGS Outreach (Task V) Public. http://www.agry.purdue.edu/soils/GWbroch.PDF

25.  Bongen, A., S.M. Brouder, R. Turco. 2003. Conservation Practices for Carbon Storage. CASMGS Outreach (Task V) Public. http://www.agry.purdue.edu/soils/mgmtpract.PDF.
 

26.  Bongen, A., and S.M. Brouder. 2003. Water Quality Field Station. Facility web page. http://www.agry.purdue.edu/water/fieldstn/WQFS.htm.
 

27.  Brouder, S.M., B. Joern, T. Vyn, B. Nielsen. 2003. AGRY 01-01 Rev., Nitrogen Fertilizer Management in Good Economic Times and Bad. Pp 8.
http://www.agry.purdue.edu/ext/pubs/AGRY-01-01.pdf.

28.  Berg W.K., S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec.  2003.  Enhancing alfalfa production through improved potassium management.  Better Crops.  87:8-11. 

29.  Berg, W.K., S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2003. Improved phosphorus management enhances alfalfa production. Better Crops 87:20-23.

30.  Berg, W.K., B.C. Joern, K.D. Johnson, S.M. Brouder, and J.J. Volenec. 2003. Physiological links of growth stage to nutrient needs – alfalfa. In Fluid Focus: The 3rd Decade. Fluid Forum Proceedings. Feb. 16 – 18, 2003. Scottsdale, AZ. Fluid Fertilizer Foundation, Manhattan, KS. Pp. 27 – 35.

31.  Berg, W.K., S.M. Cunningham, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2004. Impact of P and K nutrition on alfalfa growth and taproot C and N pools during cold acclimation and spring regrowth. In Proceedings of the Joint Conference of the 39th North American Alfalfa Improvement Conference and the 18th Trifolium Conf. Quebec City, Canada.

32.  Ruark, M.D., S.M. Brouder, R.F. Turco, and E.J. Kladivko. 2004. Organic carbon flux in tile drainflow. Proceedings of the Indiana Water Resources Association 2004 Symposium. Valparaiso, IN, June 23 –25.

33.  Fernandez, F.G., and S.M. Brouder. 2005. Impact of potassium and water content of no-till soils on soybean growth and yield. In Proceedings of the North Central Extension-Industry Soil Fertility Conference, Des Moines, Iowa. 21:82-90.

34.  Fernandez, F.G., and S.M. Brouder. 2005. Effect of timing of broadcast K on soybean yield and seed K content. In Proceedings of the 35th North Central Extension-Industry Soil Fertility Conference, Des Moines, Iowa. 21:108.

35.  Frankenberger, J.R., E.J. Kladivko, B. Gutwein, R.K. Mitchell, L.C. Bowling, B.A. Carter, S.M. Brouder, J.M. Lowenber-DeBoer, and J. Brown. On-farm monitoring to assess the impacts of drainage water management. In Proceedings of the 2005 ASAE Annual International Meetings. Tampa, Florida. Paper No. 052027.

36.  Frankenberger, J.R., E. Kladivko, B. Gutwein, R. Adeuya, L. Bowling, S.M. Brouder, J. Lowenberg-DeBoer, and J. Brown. 2005. On-farm monitoring to assess the impacts of drainage water management. In Proceedings of the SWCS Annual Meeting, Rochester, N.Y., Aug.

37.  Ale, S., L. Bowling, S.M. Brouder, and J. Frankenberger. 2006. Simulating the effects of drainage water management using DRAINMOD. In Proceedings of the ASABE International Annual Meeting. Portland, OR. July 9 -12. Paper. No. 062313.

Published Abstracts

(30 published prior to 2000)
 

31.  Wilber, J.D., C.H. Nakatsu, S.M. Brouder, and R.W. Doerge. 2000. Statistical analysis of rhizosphere microbial communities.  Interface 2000 Workshop: 32nd Symposium on the Interface: Computing Science and Statistics. April 5-8, 2000, New Orleans, LA.

 

32.  Favaretto N, L.D. Norton, and S.M. Brouder.  2000. Plant nutrition and root growth related to Ca and Mg saturation in soil. American Society of Agronomy Abstracts. Minneapolis, MN, Nov. 5-9, 2000. p. 287.

 

33.  Ackerman, C.E., C.H. Nakatsu, J.A. Kerstiens, S.M. Brouder, and M.V. Hickman. 2000. Corn rhizosphere bacterial community structure and plant development after various cover crop treatments. American Society of Agronomy Abstracts. Minneapolis, MN, Nov. 5-9, 2000. p. 258.

 

34.  Brouder, S.M., B.S. Hofmann, and D.K. Morris. 2000. Spatial patterns in nutrient uptake and export by rotational corn and soybean. American Society of Agronomy Abstracts. Minneapolis, MN, Nov. 5-9, 2000. p. 285.

 

35.  Wanjau. F.M., S.M. Brouder, C.H. Nakatsu, and R.W. Doerge. 2000. Influence of crop rotation and tillage practices on root architecture of corn and soybean. American Society of Agronomy Abstracts. Minneapolis, MN, Nov. 5-9, 2000. p. 294.

 

36.  Berg, W.K., S.M. Cunningham, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2000. Phosphorus and potassium effects on yield components, nutrient accumulation and persistence in alfalfa. Agronomy Abstracts. Minneapolis, MN, Nov. 5-9, 2000. p.123.

37.  Brouder, S.M., and B.C. Joern. 2001. Innovations in soil K testing for agriculture. American Society of Agronomy Abstracts. Oct. 21 – 25, 2001, Charlotte, NC. CDRom.

38.  Bulinski, D.A., C.H. Nakatsu, J.D. Wilbur, S.M. Brouder, and R.W. Doerge. 2001. Rhizosphere microbial population dynamics over three field season. American Society of Agronomy Abstracts. Oct. 21 – 25, 2001, Charlotte, NC. CDRom.

39.   Hofmann, B.S., and S.M. Brouder. 2001. Nitrate flux in drainage water as influenced by agricultural tile spacing. American Society of Agronomy Abstracts. Oct. 21 – 25, 2001, Charlotte, NC. CDRom.

40.  Stipesevic, B., E.J. Kladivko, M.V. Hickman, T.J. Vyn, and S.M. Brouder. 2001. Soil physical properties as affected by a winter cover crop in no-till and conventional tillage. American Society of Agronomy Abstracts. Oct. 21 – 25, 2001, Charlotte, NC. CDRom.

41.  Berg, W.K., S.M. Cunningham, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2001. Relationship of soil and tissue P and K concentrations on alfalfa yield and persistence. American Society of Agronomy Abstracts. Oct. 21 – 25, 2001, Charlotte, NC. CDRom. TSNo. C02-volenec153842-P.

42.  Berg, W.K., S.M. Cunningham, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2001. P and K effects on root physiology and persistence of field-grown alfalfa. American Society of Agronomy Abstracts. Oct. 21 – 25, 2001, Charlotte, NC. CDRom. TSNo. S04-cunningham152819P.

43.  Wilbur, J.D., J.K. Ghosh, C. H. Nakatsu, S. M. Brouder, and R. W. Doerge. 2001. Variable selection in high-dimensional multivariate binary data. New England Statistics Symposium Abstracts. April 28th, 2001. CDRom.

44.  Wilbur, J.D., J.K. Ghosh, C. H. Nakatsu, S. M. Brouder, and R. W. Doerge. 2001. A Bayesian approach to modeling and variable selection in high-dimensional multivariate data. 2001 Joint Statistical Meetings Abstracts. CDRom.

 

45.  Berg, W.K., S.M. Cunningham, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2002. Phosphorus and potassium impact on alfalfa yield component responses and herbage nutrient concentrations. American Society of Agronomy Abstracts. Indianapolis, IN, Nov. 10-14. CDRom. (S04-cunningham092229-Poster)

 

46.  Berg, W.K., S.M. Cunningham, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2002. Phosphorus and potassium effects on alfalfa shoot regrowth and root physiology. American Society of Agronomy Abstracts. Indianapolis, IN, Nov. 10-14. CDRom (C02-cunningham133504-Poster).

 

47.  Berg, W.K., S.M. Cunningham, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2002. How should you manage phosphorus and potassium fertility to enhance alfalfa yield and persistence? American Society of Agronomy. Indianapolis, IN, Nov. 10-14. (A09-cunningham100644-Oral)

 

48.  Ackerman, C.E., J. Kerstiens, B. Bosse, S.M. Brouder, M. Hickman, and C.H. Nakatsu. 2002. The effects of cover crops on the rhizosphere bacterial community and development of the subsequent corn crop. American Society of Agronomy. Indianapolis, IN, Nov. 10-14. (S03-ackerman150036-Poster)

 

49.  Bulinski, D.A., C.H. Nakatsu, J.D. Wilbur, S.M. Brouder, and R.W. Doerge. 2002. Identification of corn and rhizosphere bacteria potentially important in crop growth under different agronomic treatments. American Society of Agronomy. Indianapolis, IN, Nov. 10-14. (S03-bulinski171115-Oral)

 

50.  Gonzalez, D.A.M., S.M. Brouder and C.H. Nakatsu. 2002. A comparison of genetic fingerprints of Escherichia coli isolates from fields after manure application. American Society of Agronomy. Indianapolis, IN, Nov. 10-14. (S03-sinnhuber163859-Poster)

 

51.  Vyn, T.J., X. Yin, and S.M. Brouder. 2002. What are the preferred K placement options for conservation-till soybeans? American Society of Agronomy. IN, Nov.10-14. (A09-vyn162551-Oral)

 

52.  Vyn, T.J., X. Yin, T.W. Bruulsema, S.M. Brouder, C.C. Jackson, and I Rajcan. 2002. Potassium fertilization effects on isoflavone concentrations in soybean. American Society of Agronomy. Indianapolis, IN, Nov. 10-14. (S04-vyn103923-Oral)

 

53.  Kline, A.M., T.J. Vyn, and S.M. Brouder. 2002. Effects of fertility placement on early corn root and shoot growth. American Society of Agronomy. Indianapolis, IN, Nov. 10-14. (C02-kline145020-Poster)

 

54.  Brouder, S.M. 2003. Field studies of carbon movement in soils. ‘Carbon sequestration in agricultural systems.’ Joint workshop of Agronomy Dept. of Purdue University and Dept. of Soil Science and Ag. Chem. Szent Istvan University, Hungary, June 2-6, Godollo, Hungary.

 

55.  Cunningham, S.M., W.K. Berg, S.M. Brouder, B.C. Joern, K.D. Johnson, K. Dalton, and J.J. Volenec. 2003. Phosphorus and potassium effects on alfalfa (Medicago sativa L.) root physiology during post-defoliation shoot regrowth. American Society of Plant Biologists Abstracts. July 25-30 Honolulu, HI. http://abstracts.aspb.org/pb2003/public/P39/0960.html

 

56.  Fernandez, F., S.M. Brouder, and C. Beyrouty. 2003. Interpreting soil potassium tests for modern corn and soybean production. American Society of Agronomy Abstracts. Denver, CO, Nov. 2-6.

 

57.  Brock, A.N., S.M. Brouder, and G. Blumhoff. 2003. Approaches to variable rate nitrogen management in the eastern cornbelt. American Society of Agronomy Abstracts. Denver, CO, Nov. 2-6.

 

58.  Blumhoff, G., S.M. Brouder, and B. Engel. 2003. Effectiveness of different soil sampling strategies for within field variability estimation. American Society of Agronomy Abstracts. Denver, CO, Nov. 2-6.

 

59.  Howard, S.M., W.K. Berg, S.M. Cunningham, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2003. Phosphorus and potassium fertilizer effects on soil nutrient concentration. American Society of Agronomy Abstracts. Denver, CO, Nov. 2-6.

 

60.  Berg, W.K., S.M. Cunningham, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2003. The impact of phosphorus nutrition on alfalfa root carbon and nitrogen pools following defoliation. American Society of Agronomy Abstracts. Denver, CO, Nov. 2-6.

 

61.  Berg, W.K., S.M. Cunningham, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2003. Phosphorus and potassium effects on alfalfa yield components, physiology, and stress tolerance. American Society of Agronomy Abstracts. Denver, CO, Nov. 2-6. CDRom TSNo. A09-berg559158-oral.

 

62.  Ackermann, C.E., F. Wanjau, S. M. Brouder, J. Wilber, R.W. Doerge, and C. Nakatsu. 2003. The effects of long term tillage and rotational treatments on the rhizosphere microbial community structure of soybean. American Society of Agronomy Abstracts. Denver, CO, Nov. 2-6.

 

63.  Ruark, M., S.M. Brouder, and R. Turco. 2003. Dissolved organic carbon concentrations in tile drainage water. American Society of Agronomy Abstracts. Denver, CO, Nov. 2-6.

 

64.  Ackerman, C.E., F.M. Wanjau, S.M. Brouder, J.D. Wilbur, R.W. Doerge, and C.H. Nakatsu. 2004. Effects of long-term tillage and rotational treatments on soybean rhizosphere fungal community structure. American Society of Agronomy Abstracts. Seattle, WA, Oct. 31 – Nov. 4.

 

65.  Berg, W.K., S.M. Cunningham, S.M. Howard, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2004. The impact of root nitrogen and carbon pools on alfalfa growth and persistence as influenced by phosphorus and potassium nutrition. American Society of Agronomy Abstracts. Seattle, WA, Oct. 31 – Nov. 4.

 

66.  Berg, W.K., S.M. Cunningham, B.C. Joern, S.M. Brouder, K.D. Johnson, and J.J. Volenec. 2004. Taproot N and C pools are altered by P and K nutrition, and impact alfalfa growth and persistence. American Society of Agronomy Abstracts. Seattle, WA, Oct. 31 – Nov. 4.

 

67.  Evans, J., W.K. Berg, B.C. Joern, S.M. Cunningham, S.M. Brouder, and J.J. Volenec. 2004. Impact of P and K nutrition on alfalfa root development. American Society of Agronomy Abstracts. Seattle, WA, Oct. 31 – Nov. 4.

 

68.  Fernandez, F.G., S.M. Brouder, C. Beyrouty, J. Volenec, and R. Hoyum. 2004. Potassium status of no-till soil and its effects on soybean growth and yield. American Society of Agronomy Abstracts. Seattle, WA, Oct. 31 – Nov. 4.

 

69.  Ruark, M.D., S.M. Brouder, R.F. Turco, E.J. Kladivko, and T.R. Filley. 2004. Manure application and organic carbon loss in drainage water. American Society of Agronomy Abstracts. Seattle, WA, Oct. 31 – Nov. 4.

 

70.  Scharf, P.C., S. M. Brouder, R. G. Hoeft, and D. T. Walters. 2004. Chlorophyll meter readings can predict nitrogen need and yield response of corn in the North-Central region of the U.S. American Society of Agronomy Abstracts. Seattle, WA, Oct. 31 – Nov. 4.

 

71.  Omonode, R.A., T. J. Vyn, E. J. Kladivko, and S. M. Brouder. 2004. Estimation of the relative carbon sequestration and total nitrogen accumulation by warm-season prairie grasses. American Society of Agronomy Abstracts. Seattle, WA, Oct. 31 – Nov. 4.

 

72.  Volenec, J.J., W. K. Berg, S. M. Cunningham, S. M. Brouder, and B. C. Joern. 2005. Critical shoot density and forage yield of alfalfa. ASA-CSSA-SSSA International Annual Meetings. Salt Lake City, UT, Nov. 6-10.

 

73.  Iqbal, J., P. R. Owens, and S. M. Brouder. 2005. Evaluation of Aegis/Win a crop model interface to simulate maize crop yield under different soil input scenarios. ASA-CSSA-SSSA International Annual Meetings. Salt Lake City, UT, Nov. 6-10.

 

74.  Lissbrant, S., S. M. Howard, S. M. Cunningham, S. M. Brouder, B. C. Joern, and J. J. Volenec. 2005. Impact of long-term P and K fertilization on soil test P and K levels, tissue P and K concentrations, and alfalfa growth. ASA-CSSA-SSSA International Annual Meetings. Salt Lake City, UT, Nov. 6-10.

 

75.  Evans, J.N., J. J. Volenec, S. M. Cunningham, S. M. Brouder, and B. C. Joern. 2005. Impact of P and K nutrition on alfalfa root development and taproot composition. ASA-CSSA-SSSA International Annual Meetings. Salt Lake City, UT, Nov. 6-10.

 

76.  Fernandez, F.G., S. M. Brouder, C. A. Beyrouty, J. J. Volenec, and R. Hoyum. 2005. Impact of stratified potassium and water content of no-till soils on soybean growth and yield. ASA-CSSA-SSSA International Annual Meetings. Salt Lake City, UT, Nov. 6-10.

 

77.  Ruark, M.D., S. M. Brouder, R. F. Turco, and E. J. Kladivko. 2005. Utilization of leached dissolved organic carbon for subsurface denitrification. ASA-CSSA-SSSA International Annual Meetings. Salt Lake City, UT, Nov. 6-10.

 

78.  Walters, D., A. Dobermann, T. Vyn, and S.M. Brouder. 2006. Innovations for improving productivity and nutrient use efficiency - Maize systems of North America. 18th World Congress of Soil Science. Philasdelphia, PA, USA. July 9 – 15.

 

79.  Lissbrant, S., S.M. Brouder, B.C. Joern, S.M. Cunningham, and J.J. Volenec.  2006.  Cluster analysis as a tool for identification of fertility regimes that enhance long-term productivity of alfalfa.  ASA-CSSA-SSSA International Annual Meetings, Indianapolis IN, Nov. 12-16. Poster 315.

 

80.  Ackerman, C.E., T. S. Abney, F. M. Wanjau, S. M. Brouder, and C. H. Nakatsu. 2006. The effects of long-term tillage and rotational treatments on the presence of Fusarium solani f. sp. glycines Roy in the rhizosphere of soybean. ASA-CSSA-SSSA International Annual Meetings, Indianapolis IN, Nov. 12-16. 

 

81.  Carter, B., S.M Brouder, E.J. Kladivko, and J. Brown. Effect of controlled drainage on corn and soybean yields and corn crop N balance. ASA-CSSA-SSSA International Annual Meetings, Indianapolis IN, Nov. 12-16. 

 

82.  Hernandez Ramirez, G., S.M. Brouder, D.R. Smith, G.E. Van Scoyoc, and T.R. Filley. 2006. Greenhouse gas fluxes in an eastern cornbelt soil: Weather, nitrogen source and rotation. ASA-CSSA-SSSA International Annual Meetings, Indianapolis IN, Nov. 12-16.

Invitational Papers Presented

(11 invited papers prior to 2000)
 

12.  Brouder, S.M. and R.F. Turco.  2000. Management effects on tile-line water quality. American Farm Bureau’s 2000 Watershed Heroes Conference, Amana, IA. June 2000.

 

13.  Brouder, S.M. 2000. Purdue University White Co, Watershed Project.  Indiana Department of Health, Indianapolis, IN.

 

14.  Brouder, S.M. and B. Hofmann. 2000. Environmentally friendly management of nitrogen in continuous and rotational corn in the eastern cornbelt. 2000. In Proceedings of the Symposium of the Japan Science-Promoting Society, Faculty of Agriculture, Iwate University, Morioka, Japan, Sept. 2nd, 1999. Pp. 85-93.

 

15.  Berg, W.K., J.J. Volenec, B.C. Joern, S.M. Cunningham, K.D. Johnson, and S.M. Brouder. 2000. Impact of potassium nutrition on alfalfa yield components, forage quality and root physiology. In Proceedings of the Symposium of the Japan Science-Promoting Society, Faculty of Agriculture, Iwate University, Morioka, Japan, Sept. 2nd, 1999. Pp. 70-78.

 

16.  Brouder, S.M. 2000.  Using site specific tools for soil fertility management. Maryland Precision Agriculture Conference, Maryland, Dec. 6-7, 2000.

 

17.  Brouder, S.M. 2001. Disposing of solid waste and maintaining a clean environment. Indiana Public Health Foundation, Health Officer’s Seminar, Indianapolis, IN

18.  Brouder, S.M. 2001.  Comparative performance of stalk vs. grain analysis for determining end-of-season N status. Four-State Soil Testing Lab. Conference. Dubuque, IA.

19.  Brouder, S.M. 2001. On-the-go soil testing with flat surface pH and K electrodes. Four-State Soil Testing Laboratory Conference, Dubuque, IA.

20.  Brouder, S.M. 2001. Ammonium acetate vs. TBPH4 K for corn/soybeans. 2001 Four-State Soil Testing Laboratory Conference. Dubuque, IA.

21.  Brouder, S.M. 2001. VR lime and soil sampling sins. InfoAg 2001: Information Agriculture Conference. Potash and Phosphate Institute, Foundation for Agronomic Research. Indianapolis, IN. Aug. 8-10.

 

22.  Brouder, S.M. 2001. Research on site-specific application of AgLime. National Stone/Sand/Gravel Assoc. Aglime Workshop, Indianapolis, IN.

 

23.  Brouder, S.M. and B.C. Joern. 2001. Innovations in soil K testing for agriculture. American Society of Agronomy Annual Meetings. Special Symposium “Emerging K deficiencies in intensive agroecosystems (Divisions S08/S04), Oct. 21 – 25, 2001, Charlotte, NC. CDRom.

 

24.  Brouder, S.M. 2002. Overview of Purdue University’s Agronomy Department. CATIE: Tropical Agricultural Research and Higher Education Center. Turrialba, Costa Rica. June.

 

25.  Brouder, S.M. 2002. Yield limiting factors related to soil chemical and physical properties. 2002. III Symposium on Soybean/Corn Rotation in No-Till Systems. Brazilian Potash and Phosphorus Assoc., Piracicaba, San Paulo, Brazil. July 1—12.

 

26.  Berg, W.K., S.M. Brouder, B.C. Joern, and J.J. Volenec. 2002. Enhancing alfalfa production through improved phosphorus and potassium management. Eastern Canada Agronomy Workshop. Aug. 28, 2002.

 

27.  Brouder, S.M. 2002. 2002. Great Lakes By-Product Management Association Annual Conference TMDL and the Clean Water Act – How it affects farms. West Lafayette, IN. Oct.

 

28.  Berg, W.K., S.M. Cunningham, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2002. How should you manage phosphorus and potassium fertility to enhance alfalfa yield and persistence. American Society of Agronomy. IN, Nov. 10-14.

 

29.  Vyn, T.J., X. Yin, and S.M. Brouder. 2002. What are the preferred K placement options for conservation-till soybeans? American Society of Agronomy. IN, Nov. 10-14.

 

30.  Vyn, T.J., X. Yin, T.W. Bruulsema, S.M. Brouder, C.C. Jackson, and I Rajcan. 2002. Potassium fertilization effects on isoflavone concentrations in soybean. American Society of Agronomy. Indianapolis, IN, Nov. 10-14.

 

31.  Berg, W.K., S.M. Brouder, B.C. Joern, and J.J. Volenec. 2002. Enhancing alfalfa production through improved phosphorus and potassium management. North Central Extension-Industry Soil Fertility Conference. November 20-21, 2002.

 

32.  Berg, W.K., B.C. Joern, K.D. Johnson, S.M. Brouder, and J.J. Volenec. 2003. Physiological links of growth stage to nutrient needs of alfalfa. Fluid Fertilizer Conference. February 17, 2003.

 

33.  Brouder, S.M. 2003. Field studies of carbon movement in soils. ‘Carbon sequestration in agricultural systems.’ Joint workshop of Agronomy Dept. of Purdue University and Dept. of Soil Science and Ag. Chem. Szent Istvan University, Hungary, June 2-6, Godollo, Hungary.

 

34.  Brouder, S.M. 2003. Potassium and soybean: Are we doing it right? InfoAg 2003: Information Agriculture Conference. Potash and Phosphate Institute, Foundation for Agronomic Research. Indianapolis, IN. July 30 - Aug. 1.

 

35.  Brouder, S.M. 2003. VR application: Within boom variability. InfoAg 2003: Information Agriculture Conference. Potash and Phosphate Institute, Foundation for Agronomic Research. Indianapolis, IN. July 30 - Aug. 1.

 

36.  Berg, W.K., S.M. Cunningham, S.M. Brouder, B.C. Joern, K.D. Johnson, and J.J. Volenec. 2003. Phosphorus and potassium effects on alfalfa yield components, physiology, and stress tolerance. American Society of Agronomy Annual Meeting. Denver, CO. Nov. 2-6.

 

37.  Brouder, S.M. 2004. Fertility and nutrient management. Indiana Crop Improvement Association Conference. Indianapolis, IN. March 5.

 

38.  Brouder, S.M. 2005. Models come and go, a good data set lasts forever. Conference on Long-Term Research for Enhancing Water Quality in the Great Lakes Region. IUPUI, Indianapolis, IN. Sept.

 

39.  Brouder, S.M. 2005. New Directions in Potassium Research. Keynote Address, Proceedings of Potoz 05: 2nd Workshop on Potassium in Australian Agriculture. Brighton, Victoria, Australia. Nov.

 

40.  Brouder, S.M. 2005. New Directions in K Research: Applied Presentation. Landmark – CSBP and Elders – CSBP Continuing Education Programs. Perth, Australia. Nov.

 

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