SUSANTI, R.; RUGAYAH, R.; WIDAGDO, S.; PANGARIBUAN, D. H. PENGARUH DOSIS PUPUK UREA TERHADAP PERTUMBUHAN DAN HASIL TANAMAN KAILAN (Brassica oleracea var. alboglabra ). Jurnal Agrotek Tropika, [S. l.], v. 9, n. 1, p. 137–144, 2021. DOI: 10.23960/jat.v9i1.4776. Disponível em: https://jurnal.fp.unila.ac.id/index.php/JA/article/view/4776. Acesso em: 19 oct. 2025.