?url_ver=Z39.88-2004&rft_id=10.1111%2Fgcb.13143&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Ladha%2C+J+K&rft.aufirst=J+K&rft.aulast=Ladha&rft.issn=1354-1013&rft.pages=01-21&rft.atitle=Agronomic+improvements+can+make+future+cereal+systems+in+South+Asia+far+more+productive+and+result+in+a+lower+environmental+footprint&rft.title=Global+Change+Biology&rft.date=14+December+2015&rft.genre=article