Thammayod, A. , Roschat, W. , Leelatam, T. , Phewphong, S. , Maneerat, B. , Leelatam, N. , Thangthong, A. , Moonsin, P. and Promarak, V. 2024. Development of High-Quality Organic Fertilizer from Biomass Waste and the Application of Biochar in Local Areas of Sakon Nakhon Province, Northeastern Thailand . Trends in Sciences. 22, 2 (Nov. 2024), 9105. DOI:https://doi.org/10.48048/tis.2025.9105.