AUTHOR=Cheng Junkang , Yu Shixiao TITLE=Nitrogen allocation among leaves and roots mediates the interaction between plant life history trade-off and density dependence JOURNAL=Frontiers in Plant Science VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2025.1549801 DOI=10.3389/fpls.2025.1549801 ISSN=1664-462X