RAMÍREZ, O. D. Pollen Fertility as a Means of Selecting Male-Parent Plants in Pineapple Breeding. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 50, n. 3, p. 231–240, 1966. DOI: 10.46429/jaupr.v50i3.3461. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/3461. Acesso em: 3 jul. 2022.