?url_ver=Z39.88-2004&rft_id=doi%3A10.1038%2Fs43016-020-0114-x&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=M&rft.au=Corbeels%2C+M&rft.aulast=Corbeels&rft.atitle=Limits+of+conservation+agriculture+to+overcome+low+crop+yields+in+sub-Saharan+Africa&rft.title=Nature+Food+(TSI)&rft.issn=2662-1355&rft.date=July+2020&rft.volume=1&rft.pages=447-454&rft.issue=7&rft.genre=article