Hermala, I., Ismail, A., Hendrasto, N., Maulida Darda, A., & Daulay, S. (2022). The application of IoT-based hydroponic system and solar power to increase agricultural production and horticultural crop productivity. International Journal of Engineering & Technology, 11(1), 20-26. https://doi.org/10.14419/ijet.v11i1.31943