CHANDRKRACHANG, Suwalee, Penjai SOMPONGCHAIYAKUL, and Suvitchai SANGTAIN. “Profitable Spin-off from Using Chitosan in Orchid Farming in Thailand”. Journal of Metals, Materials and Minerals 15, no. 1 (August 19, 2022): 45–48. Accessed November 24, 2024. https://jmmm.material.chula.ac.th/index.php/jmmm/article/view/1478.