AUTHOR=Gatiboni Luke , Brunetto Gustavo , Pavinato Paulo S. , George Timothy S. TITLE=Editorial: Legacy Phosphorus in Agriculture: Role of Past Management and Perspectives for the Future JOURNAL=Frontiers in Earth Science VOLUME=8 YEAR=2020 URL=https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2020.619935 DOI=10.3389/feart.2020.619935 ISSN=2296-6463