DARUNSONTAYA, T. and JINDALUANG, W. 2021. Effect of Rice Straw on Potassium Availability in Illite Containing Soils of Central Plain, Thailand. Walailak Journal of Science and Technology (WJST). 18, 6 (Mar. 2021), Article 9254 (10 pages). DOI:https://doi.org/10.48048/wjst.2021.9254.