ABRUÑA, Fernando; RODRÍGUEZ, José; SILVA, Servando. Crop Response to Soil Acidity Factors in Ultisols and Oxisols in Puerto Rico. VI. Grain Sorghum. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 67, n. 1, p. 28–38, 1983. DOI: 10.46429/jaupr.v67i1.7688. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/7688. Acesso em: 30 jun. 2024.