๋Jongruaysup Somphob, and Vidhaya Trelo-ges. “Physical Soil Properties changes of Saraburi Soil Series under Rice Cultivation”. Thai Agricultural Research Journal 23, no. 1 (March 22, 2005): 30–43. accessed September 30, 2026. https://li01.tci-thaijo.org/index.php/thaiagriculturalresearch/article/view/210540.