HARAHAP, F. S. .; RAUF, A.; HIDAYAT, B.; WALIDA, H. .; JAMIDI; LISDYANI. Availibility of P, K in paddy Land Under Organic application. Jurnal Online Pertanian Tropik, [S. l.], v. 5, n. 3, p. 434–440, 2018. DOI: 10.32734/jopt.v5i3.3117. Disponível em: https://idjpcr.usu.ac.id/jpt/article/view/3117. Acesso em: 4 aug. 2025.