“Application of Automated Drip Irrigation System on Spinach (Amaranthus Sp.) Plants Using Various Growing Media in Polybags in a Greenhouse”. J-AGENT (Journal of Agricultural Engineering and Technology) 3, no. 4 (December 15, 2025): 405–415. Accessed December 22, 2025. https://journal.unram.ac.id/index.php/agent/article/view/9025.