AUTHOR=He Wei , Zhang Jun , Gao Weichun , Chen Yifei , Wei Zheng TITLE=Enhancing phosphorus availability and dynamics in acidic soils through Rice straw biochar application: a sustainable alternative to chemical fertilizers JOURNAL=Frontiers in Sustainable Food Systems VOLUME=9 YEAR=2025 URL=https://www.frontiersin.org/journals/sustainable-food-systems/articles/10.3389/fsufs.2025.1506609 DOI=10.3389/fsufs.2025.1506609 ISSN=2571-581X