GOENAGA, R.; IRIZARRY, H.; RIVERA, E. Ethephon for induction of multiple tubers in water yam (D. alata). The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 73, n. 3, p. 195–201, 1989. DOI: 10.46429/jaupr.v73i3.6457. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/6457. Acesso em: 30 jan. 2023.