The roles of Organic Fertiliser Made of Palm Oil Frond on Soybean under Wet Land Paddy Field Condition. Jurnal Agroqua: Media Informasi Agronomi dan Budidaya Perairan, [S. l.], v. 15, n. 1, p. 29–34, 2017. Disponível em: https://www.journals.unihaz.ac.id/index.php/agroqua/article/view/79. Acesso em: 13 feb. 2026.