COOK, Melville T. THE LEAF SPOT OF TOBACCO; AN AFTER SYMPTOM OF MOSAIC. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 15, n. 2, p. 183–187, 1931. DOI: 10.46429/jaupr.v15i2.14230. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/14230. Acesso em: 30 jun. 2024.