Inglés Casanova, Rafael, and Silverio Medina Gaud. “Notes on the Life Cycle of the Tobacco Hornworm, Manduca Sexta (L.) (Lepidoptera; Sphingidae), in Puerto Rico”. The Journal of Agriculture of the University of Puerto Rico 59, no. 1 (January 1, 1975): 51–62. Accessed December 22, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/10629.