Tovar Rocha, Violeta, Patricia Delgado Valerio, Alejandro Martínez Palacios, Julio C Tovar Rocha, José López Medina, and María del Carmen Rocha Granados. “Somatic Embryogenesis of Madrone (Arbutus Xalapensis)”. Bosque 37, no. 3 (May 19, 2017): 519–525. Accessed May 21, 2026. http://146.83.217.169/index.php/bosque/article/view/73.