AUTHOR=Lv Zunfu , Ata-Ul-Karim Syed Tahir , Lu Guoquan TITLE=Editorial: Construction of critical nutrient concentration model for precision agriculture JOURNAL=Frontiers in Plant Science VOLUME=14 YEAR=2023 URL=https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2023.1286466 DOI=10.3389/fpls.2023.1286466 ISSN=1664-462X