AUTHOR=Porter John R. TITLE=Agronomy: The Science of Food Production JOURNAL=Frontiers in Agronomy VOLUME=2 YEAR=2020 URL=https://www.frontiersin.org/journals/agronomy/articles/10.3389/fagro.2020.614861 DOI=10.3389/fagro.2020.614861 ISSN=2673-3218