AUTHOR=Deng Fenglin , Zeng Fanrong , Norton Gareth J. TITLE=Editorial: Natural Variations and Genetic Constraints on Plant Nutrition JOURNAL=Frontiers in Genetics VOLUME=13 YEAR=2022 URL=https://www.frontiersin.org/journals/genetics/articles/10.3389/fgene.2022.941118 DOI=10.3389/fgene.2022.941118 ISSN=1664-8021