Kullanart Obsuwan และผู้แต่งคนอื่นๆ. (2022) Nitrogen transformation during composting: A comparison of cow manure and mixed cow and pig manure. <i>Science, Engineering and Health Studies</i>, <i>16</i>, 22030013.Kullanart Obsuwan และผู้แต่งคนอื่นๆ. "Nitrogen transformation during composting: A comparison of cow manure and mixed cow and pig manure". Science, Engineering and Health Studies 16 (2022):22030013.Kullanart Obsuwan และผู้แต่งคนอื่นๆ. Nitrogen transformation during composting: A comparison of cow manure and mixed cow and pig manure. Silpakorn University Research Innovation and Creativity Administration Office:ม.ป.ท. 2022.