Zhao, Zuoping, Sha Yan, Min Duan, Jing Fu, Qi Wang, Zhifeng Liu, Fengmin Song, et al. “Assessing Heavy Metal Pollution and Potential Ecological Risk of Tea Plantation Soils”. International Journal of Agricultural and Biological Engineering 12, no. 6 (December 4, 2019): 185–191. Accessed December 26, 2025. https://ijabe.migration.pkpps03.publicknowledgeproject.org/index.php/ijabe/article/view/4363.