Agriculture Reference
In-Depth Information
Gelfand, I., and G. P. Robertson. 2015. Mitigation of greenhouse gas emissions in agricul-
tural ecosystems. Pages 310-339 in S. K. Hamilton, J. E. Doll, and G. P. Robertson,
editors. The ecology of agricultural ecosystems: long-term research on the path to sus-
tainability. Oxford University Press, New York, New York, USA.
Gelfand, I., and G. P. Robertson. 2015. Nitrogen uptake, fixation, and response to N fertilizer
by soybean in US Midwest Biogeochemistry (in press).
Gelfand, I., R. Sahajpal, X. Zhang, C. R. Izaurralde, K. L. Gross, and G. P. Robertson. 2013.
Sustainable bioenergy production from marginal lands in the US Midwest. Nature
493:514-517.
Gentry, L. E., M. B. David, F. E. Below, T. V. Royer, and G. F. McLsaac. 2009. Nitrogen
mass balance of a tile-drained agricultural watershed in east-central Illinois. Journal of
Environmental Quality 38:1841-1847.
Giburek, W. J., C. C. Drungil, M. S. Srinivasan, B. A. Needleman, and D. E. Woodward.
2002. Variable source area controls on phosphorus transport: bridging the gap between
research and design. Journal of Soil and Water Conservation 57:534-543.
Grace, P., G. P. Robertson, N. Millar, M. Colunga-Garcia, B. Basso, S. H. Gage, and
J. Hoben. 2011. The contribution of maize cropping in the Midwest USA to global
warming: a regional estimate. Agricultural Systems 104:292-296.
Grandy, A. S., T. D. Loecke, S. Parr, and G. P. Robertson. 2006. Long-term trends in nitrous
oxide emissions, soil nitrogen, and crop yields of till and no-till cropping systems.
Journal of Environmental Quality 35:1487-1495.
Greaver, T. L., T. J. Sullivan, J. D. Herrick, M. C. Barber, J. S. Baron, B. J. Cosby, M. E. Deerhake,
R. L. Dennis, J.-J. B. Dubois, C. L. Goodale, A. T. Herlihy, G. B. Lawrence, L. Liu,
J. A. Lynch, and K. J. Novak. 2012. Ecological effects of nitrogen and sulfur air pollution in
the US: what do we know? Frontiers in Ecology and the Environment 10:365-372.
Gregorich, E. G., P. Rochette, P. St.-Georges, U. F. McKim, and C. Chan. 2008. Tillage
effects on N
2
O emission from soils under corn and soybeans in Eastern Canada.
Canadian Journal of Soil Science 88:153-161.
Griffis, T. J., X. Lee, J. M. Baker, M. P. Russelle, X. Zhang, R. Venterea, and D. B. Millet.
2013. Reconciling the differences between top-down and bottom-up estimates of nitrous
oxide emissions for the U.S. Corn Belt. Global Biogeochemical Cycles 27:746-754.
Groffman, P. M., M. A. Altabet, J. K. Böhlke, K. Butterbach-Bahl, M. B. David,
M. K. Firestone, A. E. Giblin, T. M. Kana, L. P. Nielsen, and M. A. Voytek. 2006.
Methods for measuring denitrification: diverse approaches to a difficult problem.
Ecological Applications 16:2091-2122.
Halvorson, A. D., S. J. Del Grosso, and C. A. Reule. 2008. Nitrogen, tillage, and crop rota-
tion effects on nitrous oxide emissions from irrigated cropping systems. Journal of
Environmental Quality 37:1337-1344.
Hamilton, S. K. 2015. Water quality and movement in agricultural landscapes. Pages 275-
309 in S. K. Hamilton, J. E. Doll, and G. P. Robertson, editors. The ecology of agricul-
tural ecosystems: long-term research on the path to sustainability. Oxford University
Press, New York, New York, USA.
Hedin, L. O., J. C. von Fischer, N. E. Ostrom, B. P. Kennedy, M. G. Brown, and
G. P. Robertson. 1998. Thermodynamic constraints on nitrogen transformation and
other biogeochemical processes at soil-stream interfaces. Ecology 79:684-703.
Herridge, D. F., M. B. Peoples, and R. M. Boddey. 2008. Global inputs of biological nitrogen
fixation in agricultural systems. Plant and Soil 311:1-18.
Hoben, J. P., R. J. Gehl, N. Millar, P. R. Grace, and G. P. Robertson. 2011. Nonlinear nitrous
oxide (N
2
O) response to nitrogen fertilizer in on-farm corn crops of the US Midwest.
Global Change Biology 17:1140-1152.
