“Automated Water and Nutrient Filling for the Reservoir of a Kratky Hydroponic for Pak Choi (Brassica rapa subsp chinensis) Cultivation: PENGISIAN AIR DAN NUTRISI OTOMATIS PADA RESERVOIR HIDROPONIK KRATKY UNTUK BUDIDAYA PAKCOY (Brassica rapa subsp chinensis)” (2025) Jurnal Agritechno, pp. 98–107. Available at: https://agritech.unhas.ac.id/ojs/index.php/at/article/view/1871 (Accessed: 26 April 2026).