ISUWAN, Auraiwan, and Thanakrit KEAWARAM. “Effects of Fertilization Regimes on Grain Yields and Economic Returns of Pathum Thani 1 Rice Grown on Sapphaya Soil Series”. Walailak Journal of Science and Technology (WJST) 18, no. 2 (January 15, 2021): Article 6838 (7 pages). Accessed April 29, 2024. https://wjst.wu.ac.th/index.php/wjst/article/view/6838.