“Optimization of Planting Density of Indian Spinach in a Recirculating Aquaponics System Using Nile Tilapia: Planting of Indian Spinach in an Aquaponics System”. 2022. Biological Sciences - PJSIR 65 (1): 18-27. https://doi.org/10.52763/PJSIR.BIOL.SCI.65.1.2022.18.27.