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Sustainable Agriculture Literature Review - Boulder County

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on carbon dioxide and methane fluxes from irrigated cropping systems.” J. Environ. Qual.<br />

38: 2023–2033. 2009.<br />

104 West, T.O., and G. Marland. “A synthesis of carbon sequestration, carbon emissions, and net<br />

carbon fl ux in agriculture: Comparing tillage practices in the United States.” Agric.<br />

Ecosyst. Environ. 91: 217–232. 2002.<br />

105<br />

Ogle, S.M., F.J. Breidt, M.D. Eve, and K. Paustian. “Uncertainty in estimating land use and<br />

management impacts on soil organic storage for US agricultural lands between 1982 and<br />

1997.” Global Change Biology, 9: pp. 1521-1542. 2003.<br />

106<br />

Alvarez, R. “A review of nitrogen fertilizer and conservative tillage effects on soil organic<br />

storage.” Soil Use and Management, 21: pp. 38-52. 2005.<br />

107<br />

Entry, J.A., R.E. Sojka, and G.E. Shewmaker. “Management of irrigated agriculture to increase<br />

organic carbon storage in soils.” Soil Sci. Soc. Am. J. 66: 1957–1964. 2002.<br />

108<br />

Mosier, A.R., A.D. Halvorson, C.A. Reule, and X.J. Liu. “Net global warming potential and<br />

greenhouse gas intensity in irrigated cropping systems in northeastern Colorado.” J.<br />

Environ. Qual. 35: 1584–1598. 2006.<br />

109<br />

Halvorson, A.D., R.F. Follett, C.A. Reule, and S. Del Grosso. “Soil organic carbon and<br />

nitrogen sequestration in irrigated cropping systems of the Central Great Plains.” p. 141–<br />

157. R. Lal and R.F. Follett (ed.) Soil carbon sequestration and the greenhouse effect.<br />

Spec. Publ. 57. 2nd ed. SSSA, Madison, WI. 2009.<br />

110<br />

Entry, J.A., R.E. Sojka, and G.E. Shewmaker. “Management of irrigated agriculture to increase<br />

organic carbon storage in soils.” Soil Sci. Soc. Am. J. 66: 1957–1964. 2002.<br />

111<br />

Mosier, A.R., A.D. Halvorson, C.A. Reule, and X.J. Liu. “Net global warming potential and<br />

greenhouse gas intensity in irrigated cropping systems in northeastern Colorado.” J.<br />

Environ. Qual. 35: 1584–1598. 2006.<br />

112<br />

Fox, G., A. Weersink, G. Sarwar, S. Duff , and B. Deen. “Comparative economics of<br />

alternative agricultural production systems: A review.” Northeast. J. Agric. Resour. Econ.<br />

20: 124–142. 1991.<br />

113<br />

Manley, J., G. van Kooten, K. Moeltner, and D. Johnson. “Creating carbon off sets in<br />

agriculture through no-till cultivation: A meta-analysis of costs and carbon benefits.” Clim.<br />

Change, 68: 41–65. 2005.<br />

114<br />

Wiese, A.F., T.H. Marek, and W.L. Harman. “No-tillage increases profits in a limited irrigation–<br />

dryland system.” J. Prod. Agric. 11: 247–252. 1998.<br />

115<br />

Archer, D.W., A.D. Halvorson, and C.A. Reule. “Economics of irrigated continuous corn under<br />

conventional-till and no-till in northern Colorado.” Agron. J. 100: 1166–1172. 2008.<br />

116<br />

Wiese, A.F., T.H. Marek, and W.L. Harman. “No-tillage increases profits in a limited irrigation–<br />

dryland system.” J. Prod. Agric. 11: 247–252. 1998.<br />

117<br />

Archer, D.W. and A.D. Halvorson. “Greenhouse Gas Mitigation Economics for Irrigated<br />

Cropping Systems in Northeastern Colorado.” Soil Science Society of America. Vol.<br />

74(2): 446-452. 2010.<br />

118 Ibid.<br />

119<br />

Smith, K.A. and F. Conen. “Impacts of land management on fluxes of trace greenhouse<br />

gases.” Soil Use and Management, 20: pp. 255-263. 2004.<br />

120<br />

Helgason, B.L., H.H. Janzen, M.H. Chantigny, C.F. Drury, et al. “Toward improved coefficients<br />

for predicting direct N2O emissions from soil in Canadian agroecosystems.” Nutrient<br />

Cycling in Agroecosystems, 71: pp. 87-99. 2005:<br />

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