AUTHOR=Zhang Fangyuan , Fu Xueqing , Liu Yongliang TITLE=Editorial: Plant secondary metabolic regulation and engineering JOURNAL=Frontiers in Plant Science VOLUME=14 YEAR=2023 URL=https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2023.1174717 DOI=10.3389/fpls.2023.1174717 ISSN=1664-462X