Dinamika Aliran Nitrogen pada Fase Reproduktif Padi dalam Sistem Minapadi Berbasis Pakan Limbah Pertanian: Dynamics of Nitrogen Flow During the Reproductive Phase of Rice in a Rice-Fish Farming System Based on Agricultural Waste Feed. JES. 2025;14(1):40-50. doi:10.20956/ecosolum.v14i1.44285