Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 Hakim, Feriandanu, I Wayan Supardi, & Ni Nyoman Ratini. " Designing and Creating an Automatic Hydroponic Plant Watering Control System Using a TDS Sensor Based on an ATMEGA328 Microcontroller." BULETIN FISIKA [Online], 25.1 (2024): 1 – 7. Web. 29 Aug. 2026