LUGO-LÓPEZ, M. A. Pore Size and Bulk Density as Mechanical Soil Factors Impeding Root Development. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 44, n. 1, p. 40–44, 1960. DOI: 10.46429/jaupr.v44i1.12105. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/12105. Acesso em: 28 mar. 2024.