Chaiyaraksa, C., Jaipong, T., Tamnao, P., & Imjai, A. (2017). Durian and Mangosteen Shell-Derived Biochar Amendment on the Removal of Zinc, Lead and Cadmium. Science & Technology Asia, 22(1), 87-97. Retrieved from https://www.tci-thaijo.org/index.php/SciTechAsia/article/view/80886