SUMINAR, Ratna; SUWARTO, .; PURNAMAWATI, Heni. Penentuan Dosis Optimum Pemupukan N, P, dan K pada Sorgum (Sorghum bicolor [L.] Moench). Jurnal Ilmu Pertanian Indonesia, [S. l.], v. 22, n. 1, p. 6–12, 2017. DOI: 10.18343/jipi.22.1.6. Disponível em: https://journal.ipb.ac.id/JIPI/article/view/16223. Acesso em: 24 dec. 2025.