AUTHOR= Frontiers Production Office TITLE=Erratum: Nitrogen Supply Affects Yield and Grain Filling of Maize by Regulating Starch Metabolizing Enzyme Activities and Endogenous Hormone Contents JOURNAL=Frontiers in Plant Science VOLUME=13 YEAR=2022 URL=https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2022.882425 DOI=10.3389/fpls.2022.882425 ISSN=1664-462X