Oktaviani M, Fevria R, Vauzia V, Razak A. The Effect of NPK Based Sensors on Hydroponic Growth of Caisim Plants (Brassica Chinensis var. Parachinensis). JBT [Internet]. 2025 Apr. 23 [cited 2025 Apr. 24];25(2):1426-32. Available from: http://jurnalfkip.unram.ac.id/index.php/JBT/article/view/8837