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Page 1
Fate and transport of glyphosate and aminomethylphosphonic acid in surface waters of agricultural basins.
Coupe RH, Kalkhoff SJ, Capel PD, Gregoire C. Coupe RH, et al. Among authors: kalkhoff sj. Pest Manag Sci. 2012 Jan;68(1):16-30. doi: 10.1002/ps.2212. Epub 2011 Jun 16. Pest Manag Sci. 2012. PMID: 21681915
Nutrient and sediment concentrations and corresponding loads during the historic June 2008 flooding in eastern Iowa.
Hubbard L, Kolpin DW, Kalkhoff SJ, Robertson DM. Hubbard L, et al. Among authors: kalkhoff sj. J Environ Qual. 2011 Jan-Feb;40(1):166-75. doi: 10.2134/jeq2010.0257. J Environ Qual. 2011. PMID: 21488505
Effect of variable annual precipitation and nutrient input on nitrogen and phosphorus transport from two Midwestern agricultural watersheds.
Kalkhoff SJ, Hubbard LE, Tomer MD, James DE. Kalkhoff SJ, et al. Sci Total Environ. 2016 Jul 15;559:53-62. doi: 10.1016/j.scitotenv.2016.03.127. Epub 2016 Apr 4. Sci Total Environ. 2016. PMID: 27054493
Herbicides and herbicide degradation products in Upper Midwest agricultural streams during August base-flow conditions.
Kalkhoff SJ, Lee KE, Porter SD, Terrio PJ, Thurman EM. Kalkhoff SJ, et al. J Environ Qual. 2003 May-Jun;32(3):1025-35. doi: 10.2134/jeq2003.1025. J Environ Qual. 2003. PMID: 12809303
Comparison of fate and transport of isoxaflutole to atrazine and metolachlor in 10 Iowa rivers.
Meyer MT, Scribner EA, Kalkhoff SJ. Meyer MT, et al. Among authors: kalkhoff sj. Environ Sci Technol. 2007 Oct 15;41(20):6933-9. doi: 10.1021/es070903t. Environ Sci Technol. 2007. PMID: 17993131
Eleven-year trend in acetanilide pesticide degradates in the Iowa River, Iowa.
Kalkhoff SJ, Vecchia AV, Capel PD, Meyer MT. Kalkhoff SJ, et al. J Environ Qual. 2012 Sep-Oct;41(5):1566-79. doi: 10.2134/jeq2011.0426. J Environ Qual. 2012. PMID: 23099949
Stability of low levels of perchlorate in drinking water and natural water samples.
Stetson SJ, Wanty RB, Helsel DR, Kalkhoff SJ, Macalady DL. Stetson SJ, et al. Among authors: kalkhoff sj. Anal Chim Acta. 2006 May 10;567(1):108-13. doi: 10.1016/j.aca.2006.03.030. Epub 2006 Mar 16. Anal Chim Acta. 2006. PMID: 17723386
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