Mardaniyah A, Fevria R, Kardiman R. Application of pH and TDS Sensors to Optimize the Growth of Pakcoy (Brassica rapa L.) Plants in Hydroponic Systems. JBT [Internet]. 2025 Dec. 11 [cited 2025 Dec. 12];25(4b):363-71. Available from: https://jurnalfkip.unram.ac.id/index.php/JBT/article/view/10765