TY - JOUR T1 - Impact of nitrogen application rate on switchgrass yield, production costs, and nitrous oxide emissions JF - Journal of Environmental Quality Y1 - 2018 A1 - McGowan, Andrew R. A1 - Min, Doo-Hong A1 - Williams, Jeffery R. A1 - C. W. Rice VL - 47 UR - http://doi.wiley.com/10.2134/jeq2017.06.0226 IS - 2 ER -