Wichian, W. and Leknoi, U. (2022) “LESSON LEARNED OF USING THE VETIVER GRASS TO SOLVE HARD AND COMPACT SOIL FOR AGRICULTURE: CASE STUDY OF VILLAGES AROUND THE HUAYSAICENTER, CHA-AM DISTRICT, PHETCHABURI”, Journal of MCU Nakhondhat. Nakhon Si Thammarat, Thailand, 9(11), pp. 30–45. available at: https://so03.tci-thaijo.org/index.php/JMND/article/view/264914 (accessed: 29 August 2026).