ACEVEDO, Gilberto; KUNZE, G. W.; LUGO-LÓPEZ, M. A. Morphological, Mineralogical, and Physico-Chemical Characteristics of Some Dark Clay Soils of Puerto Rico. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 60, n. 4, p. 491–507, 1976. DOI: 10.46429/jaupr.v60i4.10494. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/10494. Acesso em: 26 apr. 2024.