title: Agriculture: The next frontier.
authors.forename: Karen
authors.initials: K
authors.lastname: Ravn
mesh_terms: D000349:Africa; D000383:Agriculture / Q000191:economics / Q000379:methods* / Q000706:statistics & numerical data / Q000639:trends*; D018556:Crops, Agricultural / Q000191:economics / Q000254:growth & development* / Q000378:metabolism; D055864:Droughts; D005523:Food Supply / Q000191:economics / Q000706:statistics & numerical data; D009584:Nitrogen / Q000378:metabolism; D012275:Oryza / Q000191:economics / Q000254:growth & development* / Q000378:metabolism; D011891:Rain; D014881:Water Supply
chemical_list: D009584:Nitrogen