Syarifah, Risqa Naila Khusna, Purwanto, and Hana Hanifa. 2022. “Optimum Dosage of N Determination in Achieve Optimization of Hybrid Rice Grain Contents Percentage”. Jurnal Online Pertanian Tropik 9 (1):026-031. https://doi.org/10.32734/jopt.v9i1.8597.