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). Jurnal Agritechno, [S. l.], v. 18, n. 2, p. 98–107, 2025. Disponível em: https://agritech.unhas.ac.id/ojs/index.php/at/article/view/1871. Acesso em: 26 jun. 2026.