Sawetchottanakon, Thananun, Rapeepun Sirisumpun, and Rungson Singhalert. 2022. “Application of Wisdom of Ginger Farmers in Highlands to Promote Community Economy in Nam Nao District, Phetchabun Province”. Interdisciplinary Academic and Research Journal 2 (5):513-28. https://doi.org/10.14456/iarj.2022.110.