Fertilizer Recommendation: Correlation and Calibration Study of Soil P Test for Yard Long Bean (Vigna unguilata L.) on Ultisols in Nanggung-Bogor. Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy), [S. l.], v. 38, n. 3, 2017. DOI: 10.24831/jai.v38i3.14968. Disponível em: https://journal.ipb.ac.id/jurnalagronomi/article/view/14968. Acesso em: 24 dec. 2025.