References

  1. Blackshaw, R. E., Hao, X., Brandt, R. N., Clayton, G. W., Harker, K. N., O’Donovan, J. T., … Vera, C. L. (2011). Canola response to ESN and urea in a four-year no-till cropping system. Agronomy Journal, 103(1), 92–99. https://doi.org/10.2134/agronj2010.0299

  2. Blackshaw, R. E., Hao, X., Harker, K. N., O’Donovan, J. T., Johnson, E. N., & Vera, C. L. (2011). Barley productivity response to polymer-coated urea in a no-till production system. Agronomy Journal, 103(4), 1100–1105. https://doi.org/10.2134/agronj2010.0494

  3. Cassman, K. G., Dobermann, A., & Walters, D. T. (2002). Agroecosystems, Nitrogen-use Efficiency, and Nitrogen Management. Ambio, 31(2), 132–140.

  4. Grant, C. A., Wu, R., Selles, F., Harker, K. N., Clayton, G. W., Bittman, S., … Lupwayi, N. Z. (2012). Crop yield and nitrogen concentration with controlled release urea and split applications of nitrogen as compared to non-coated urea applied at seeding. Field Crops Research, 127, 170–180. https://doi.org/10.1016/j.fcr.2011.11.002

  5. Grant, C., & Wu, R. (2008). Enhanced-Efficiency Fertilizers for Use on the Canadian Prairies. Crop Management, 7(1), 1–15. https://doi.org/10.1094/cm-2008-0730-01-rv

  6. McKenzie, R. H., Bremer, E., Middleton, A. B., Pfiffner, P. G., & Dowbenko, R. E. (2007). Controlled-release urea for winter wheat in southern Alberta. Canadian Journal of Soil Science, 87(1), 85–91. https://doi.org/10.4141/S06-055

  7. Nelson, K. A., Scharf, P. C., Bundy, L. G., & Tracy, P. (2008). Agricultural Management of Enhanced-Efficiency Fertilizers in the North-Central United States. Crop Management, 7(1), 1–12. https://doi.org/10.1094/cm-2008-0730-03-rv

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