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Articles in Scholarly Journals [Incomplete List]

1. Influence of Yellow Foxtail on Corn Growth and Yield
   Communications in Soil Science and Plant Analysis, vol. 37, no. 9-10, pp. 1421–1435, 2006
2. Theoretical Derivation of Stable and Nonisotopic Approaches for Assessing Soil Organic Carbon Turnover
   Agronomy Journal, vol. 98, no. 3, pp. 443–450, 2006
3. Characterizing Water and Nitrogen Stress in Corn Using Remote Sensing
   Agronomy Journal, vol. 98, no. 3, pp. 579–587, 2006
4. 13C discrimination in corn grain can be used to separate and quantify yield losses due to water and nitrogen stresses
   Weed Science, vol. 53, no. 1, p. 23, 2005
5. Relating apparent electrical conductivity to soil properties across the north-central USA
   Computers and Electronics in Agriculture, vol. 46, no. 1-3, pp. 263–283, 2005
6. Clouds Influence Precision and Accuracy of Ground-Based Spectroradiometers
   Communications in Soil Science and Plant Analysis, vol. 36, no. 13, pp. 1799–1807, 2005
7. Detecting weed-free and weed-infested areas of a soybean field using near-infrared spectral data
   Weed Science, vol. 52, no. 4, p. 642, 2004
8. Atrazine sorption and desorption as affected by aggregate size, particle size, and soil type
   Weed Science, vol. 51, no. 3, p. 456, 2003
9. Spatial variability of atrazine and alachlor efficacy and mineralization in an eastern South Dakota field
   Weed Science, vol. 50, no. 5, p. 662, 2002
10. Herbicide concentration and dissipation from surface wind-erodible soil
    Weed Science, vol. 49, no. 3, p. 431, 2001
11. Spatial variability of 13C isotopic discrimination in corn
    Communications in Soil Science and Plant Analysis, vol. 32, no. 11&12, pp. 1813–1827, 2001
12. Factors influencing spatial variability of soil apparent electrical conductivity
    Communications in Soil Science and Plant Analysis, vol. 32, no. 19&20, pp. 2993–3008, 2001
13. Precision Agriculture, vol. 1, no. 3, pp. 277–289, 1999
14. Application method: impacts on atrazine and alachlor movement, weed control, and corn yield in three tillage systems
    Soil and Tillage Research, vol. 48, no. 3, pp. 215–224, 1998
15. Temporal variability of organic C and nitrate in a shallow aquifer
    Water Research, vol. 30, no. 3, pp. 559–568, 1996
16. Carbon and nitrogen mineralization in row and interrow areas of chisel and ridge tillage systems
    Soil and Tillage Research, vol. 35, no. 3, pp. 167–174, 1995
17. Leaching of dissolved organic carbon in soil following anhydrous ammonia application
    Biology and Fertility of Soils, vol. 19, no. 1, pp. 10–14, 1995
18. Journal of Agricultural and Food Chemistry, vol. 43, no. 3, pp. 815–819, 1995
19. Mineralization of nitrogen in fertilizer-acidified lime-amended soils
    Biology and Fertility of Soils, vol. 15, no. 4, pp. 249–252, 1993
20. Comparison of two chemical methods for extracting residual N fertilizer
    Biology and Fertility of Soils, vol. 15, no. 3, pp. 179–184, 1993
21. Tillage influence on redox potentials following rainfall
    Soil and Tillage Research, vol. 22, no. 3-4, pp. 211–219, 1992
22. Tillage and dicyandiamide influence on nitrogen fertilizer immobilization, remineralization, and utilization by maize (Zea mays L.)
    Biology and Fertility of Soils, vol. 9, no. 3, pp. 220–225, 1990
23. Nitrogen-tillage-residue management
    Plant and Soil, vol. 84, no. 1, pp. 67–77, 1985