Chen, Tianqing, Weiwei Chen, and Zhe Liu. “Research Progress on Biochar Remediation of Cd Contaminated Soil”. Frontiers in Sustainable Development 5, no. 3 (March 22, 2025): 152–157. Accessed September 20, 2026. https://fsdjournal.org/index.php/ojs/article/view/46.