Rancang Bangun dan Implementasi Alat Monitoring Suhu dan Kelembaban Otomatis Berbasis Blynk IoT pada Hidroponik Indoor untuk Persemaian Tanaman Selada: Design and Implementation of Automatic Temperature and Humidity Monitoring Device based on Blynk IoT for Lettuce Seedbed in Indoor Hydroponics. jtpt. 2024;2(1):18-26. doi:10.25047/jtpt.v2i1.5312