Ramadhani, Winih sekaringtyas, Priyo Cahyono, Akhmad Syaifudin, and Afandi Afandi. “Impact of Super Absorbent Polymer and Polyacrylamide on Water Holding Capacity on Ultisol, Lampung”. JOURNAL OF TROPICAL SOILS 29, no. 1 (April 10, 2023): 33–40. Accessed July 19, 2025. https://journal.unila.ac.id/index.php/tropicalsoil/article/view/503.