References
- Beyrouty, C. A., L. E. Sommers, and D. W. Nelson. 1988. Ammonia volatilization from surface-applied urea as affected by several phosphoroamide compounds. Soil Science Society of America Journal 52:1173–78. doi:10.2136/sssaj1988.03615995005200040051x.
- Cabrera, M. L., D. E. Kissel, R. C. Davis, N. P. Qafoku, and W. I. Segars. 2001. Design and ammonia-recovery evaluation of a wind speed-sensitive chamber system. Soil Science Society of America Journal 65:1302–06. doi:10.2136/sssaj2001.6541302x.
- Cole, N. A., R. N. Clark, R. W. Todd, C. R. Richardson, A. Gueye, L. W. Greene, and K. McBride. 2005. Influence of dietary crude proteins concentration and source on potential ammonia emissions from beef cattle manure. Journal Of Animal Science 83:722–31. doi:10.2527/2005.833722x.
- Dillon, K. A., T. W. Walker, D. L. Harrell, L. J. Krutz, J. J. Varco, C. H. Koger, and M. S. Cox. 2012. Nitrogen sources and timing effects on nitrogen loss and uptake in delayed flood rice. Agronomy Journal 104:466–72. doi:10.2134/agronj2011.0336.
- Ferguson, R. B., K. J. McInnes, D. E. Kissel, and E. T. Kanemasu. 1988. A comparison of methods of estimating ammonia volatilization in the field. Fertilizer Research 15:55–69. doi:10.1007/BF01049187.
- Franzen, D., R. J. Goos, R. J. Norman, T. W. Walker, T. L. Roberts, N. A. Slaton, G. Endres, R. Ashlye, J. Staricka, and J. Lukach. 2011. Field and laboratory studies comparing Nutrisphere-N urea with urea in North Dakota, Arkansas, and Mississippi. Journal of Plant Nutrition 34:1198–222. doi:10.1080/01904167.2011.558162.
- Kissel, D., M. Cabrera, N. Vaio, J. Craig, J. Rema, and L. Morris. 2004. Rainfall timing and ammonia loss from urea in a loblolly pine plantation. Soil Science Society of America Journal 68:1744–50. doi:10.2136/sssaj2004.1744.
- Kissel, D. E., H. L. Brewer, and G. F. Arkin. 1977. Design and test of a field sampler for ammonia volatilization. Soil Science Society of America Journal 41:1133–38. doi:10.2136/sssaj1977.03615995004100060024x.
- McGinn, S. M., and H. H. Janzen. 1997. Ammonia sources in agriculture and measurement. Canadian Journal of Soil Science 78:139–48. doi:10.4141/S96-059.
- Miles, D. M., P. R. Owens, P. A. Moore Jr., and D. E. Rowe. 2008. Instrumentation for evaluating differences in ammonia volatilization from broiler litter and cake. Journal of Applied Poultry Research 17:340–47. doi:10.3382/japr.2007-00112.
- Mulvaney, R. L. 1996. Nitrogen-inorganic forms. In Methods of soil analysis. Part 3. SSSA. Book Ser 5, ed D. L. Sparks. Madison, WI: Soil Science Society of America.
- Mulvaney, R. L., S. A. Khan, W. B. Stevens, and C. S. Mulvaney. 1997. Improved diffusion methods for determination of inorganic nitrogen in soil extracts and water. Biology and Fertility of Soils 24:413–20. doi:10.1007/s003740050266.
- Musa, M. M. 1968. Nitrogenous fertilizer transformations in the Sudan Gezira soil. I: Ammonia volatilization losses following surface applications of urea and ammonium sulfate. Plant and Soil 28:413–21. doi:10.1007/BF01373589.
- Ndegwa, P. M., V. K. Vaddella, A. N. Hristov, and H. S. Joo. 2009. Measuring concentrations of ammonia in ambient air or exhaust stream using acid traps. Journal of Environmental Quality 38:647–53. doi:10.2134/jeq2008.0211.
- O’Halloran, I. 1993. Ammonia volatilization from liquid hog manure: Influence of aeration and trapping systems. Soil Science Society of America Journal 57:1300–03. doi:10.2136/sssaj1993.03615995005700050023x.
- Rogers, C. W., R. J. Norman, K. R. Brye, N. A. Slaton, and A. D. Smartt. 2015. Comparison of urease inhibitors for use in rice production on a silt-loam soil. Crop Management 1:1–6.
- Schjørring, J. K., S. G. Sommer, and M. Ferm. 1992. A simple passive sampler for measuring ammonia emission in the field. Water Air and Soil Pollution 62:13–24. doi:10.1007/BF00478450.
- Stiegler, J. C., M. D. Richardson, D. E. Karcher, T. L. Roberts, and R. J. Norman. 2011. Field-Based Measurement of Ammonia Volatilization Following Foliar Applications of Urea to Putting Green Turf. Crop Science 51:1767–73. doi:10.2135/cropsci2010.09.0507.
- Todd, R. W., A. N. Cole, and R. N. Clark. 2006. Reducing crude protein in beef cattle diet reduces ammonia emissions from artificial feedyard surfaces. Journal of Environmental Quality 35:404–11. doi:10.2134/jeq2005.0045.
- Torello, W. A., D. J. Wehner, and A. J. Turgeon. 1983. Ammonia volatilization from fertilized turfgrass stands. Agronomy Journal 75:454–56. doi:10.2134/agronj1983.00021962007500030009x.
- United States Department of Agriculture – Economic Research Service (USDA-ERS). 2013a. Table 1: United States consumption of nitrogen, phosphate, and potash, 1960-2012. http://www.ers.usda.gov/data-products/fertilizer-use-and-price.aspx#26720. ( accessed June 27 2016).
- University of Illinois, Department of Natural Resources and Environmental Sciences (NRES). 2002. The Illinois soil nitrogen test for amino-sugar-N: Estimation of potentially mineralizable soil N and 15N. Technical Note 02-01. Urbana-Champaign, IL: University of Illinois.
- USDA-ERS. 2013b. Table 4: United States consumption of selected nitrogen materials 1960-2012. http://www.ers.usda.gov/data-products/fertilizer-use-and-price.aspx#26720. ( accessed June 27 2016).
- Ventura, W. B., and T. Yoshida. 1977. Ammonia volatilization from a flooded tropical soil. Plant and Soil 46:521–31. doi:10.1007/BF00015911.
- Volk, G. M. 1959. Volatile loss of ammonia following surface application of urea to turf or bare soils. Agronomy Journal 51:746–49. doi:10.2134/agronj1959.00021962005100120016x.
- Watson, C. J. 1990. The influence of soil properties on the effectiveness of PPD in reducing ammonia volatilization from surface-applied urea. Fertilizer Research 24:1–10. doi:10.1007/BF01073141.
- Woodward, T. R., W. H. Frame, M. M. Alley, G. B. Whitehurst, and B. M. Whitehurst. 2011. Design and validation of a laboratory system for measurement of ammonia. Agronomy Journal 103:38–44.