Waranya Tharawatchruk, Supinan Janma, Watee Panthuwat, Sirachat Pitakrajpong, Tanongsak Sassa-deepaeng, and Pat Pranamornkith* J. Sci. Agri. Technol. (2025) Vol. 6 (2): 1 – 10 DOI: https://doi.org/10.14456/jsat.2025.1 Abstract This research investigated the use of five local plants in Northern Thailand which were Camellia sinensis (CS), Moringa oleifera (MO), Oroxylum indicum (OI), Schefflera leucantha (SL), and
