Sawat Pimsuwan. “The Utilization of Cattails (Typha Angustifolia l.) As an Ingredient in Planting Material for Petunias (Petunia Hybida)”. International Journal of Advanced Science and Technology 29, no. 4s (June 6, 2020): 2728 - 2734. Accessed October 4, 2022. http://sersc.org/journals/index.php/IJAST/article/view/21051.