CHEN, J.; HENNY, R. J. Cultural Guidelines for Commercial Production of African Violets (Saintpaulia ionantha): ENH 1096/EP360, 2/2009. EDIS, Gainesville, FL, v. 2009, n. 2, 2009. DOI: 10.32473/edis-ep360-2009. Disponível em: https://journals.flvc.org/edis/article/view/117825. Acesso em: 20 apr. 2024.