“Performance of Floating Raft Fertigation System on Water Spinach Plants (Ipomea Reptans Poir.) Cultivation”. Jurnal Online Pertanian Tropik 6, no. 2 (August 1, 2019): 165–179. Accessed February 4, 2026. https://idjpcr.usu.ac.id/jpt/article/view/3124.