Scope for improved eco-efficiency varies among diverse cropping systems - Carberry, Peter S.; Liang, Wei-li; Twomlow, Stephen; Holzworth, Dean P.; Dimes, John P.; McClelland, Tim; Huth, Neil I.; Chen, Fu; Hochman, Zvi; Keating, Brian A. (Proceedings of the National Academy of Sciences - PNAS, 2013)
Keywords: AGRICULTURAL INNOVATION TO PROTECT THE ENVIRONMENT SPECIAL FEATURE; Agricultural production; Agriculture - economics; Agriculture - methods; Australia; Biological Sciences; Cereal crops; China; Commercial farms; Corn; Crop economics; Crop management; Crop production; Crop science; Crop yield; Cropping systems; Crops; Crops, Agricultural - economics; Crops, Agricultural - growth & development; double cropping; eco-efficiency; Ecosystem; emissions; Environmental risk; Farmers; fertilizers; Fertilizers - economics; Food crops; Food security; Food supply; Food Supply - economics; Food Supply - methods; foods; Grain; grain yield; Grains; International comparisons; irrigation; Irrigation systems; natural fibers; nitrates; nitrogen; Nitrous Oxide; Rainfed farming; Resource efficiency; risk; Risk assessment; Soil profiles; Sustainable agriculture; Wheat; Zimbabwe; Australia; Zimbabwe; China; APSIM; nitrogen fertilizer; yield gap; greenhouse gas; potential yield