Authors: N. Nitwatthana, P. Pongsuwan, P. Chaichompu, K. Piyarungsi, C. Phetpoo
Faculty: The prince royal’s college
This work is a zeolite clay pebbles and coated with Karaya gum that has unique shapes making it more effective for. growing potted plants than others. Because it canabsorbs and maintains its shape well and is suitable for growing plants.