ABRUÑA, Fernando; VICENTE, José. Refinement of a Quantitative Method for Determining the Lime Requirements of Soils. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 39, n. 1, p. 41–45, 1955. DOI: 10.46429/jaupr.v39i1.12697. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/12697. Acesso em: 30 jun. 2024.