Improving the regional nitrogen rate recommendation tool for corn to achieve co-sustainability of crop productivity and ecosystem service

Ziyi Li1, Kaiyu Guan2, Wang Zhou3, Bin Peng3, Emerson D Nafziger4, Robert F Grant5, Zhenong Jin6 and Jinyun Tang7, (1)University of Illinois at Urbana-Champaign, Urbana, IL, United States, (2)University of Illinois at Urbana Champaign, Department of Natural Resources and Environmental Sciences, College of Agricultural, Consumer and Environmental Sciences, Urbana, United States, (3)University of Illinois at Urbana Champaign, Agroecosystem Sustainability Center, Institute for Sustainability, Energy, and Environment, Urbana, United States, (4)University of Illinois at Urbana Champaign, Department of Crop Sciences, Urbana, IL, United States, (5)University of Alberta, Department of Renewable Resources, Edmonton, AB, Canada, (6)University of Minnesota Twin Cities, Department of Bioproducts and Biosystems Engineering, Saint Paul, United States, (7)Lawrence Berkeley Natl Lab, Climate and Ecosystem Sciences Division, Berkeley, United States