Steensland, Ann2020-01-212020-01-212019-03-13http://hdl.handle.net/10919/96529Presentation on agricultural productivity growth.application/pdfenCreative Commons Attribution-NonCommercial-NoDerivatives 4.0 InternationalAgricultureFood SecurityNuffield International Scholars ConferencePresentation2020-01-21Steensland, Ann [0000-0002-2705-3255]