García-González, Dolores Adilene, María Del Socorro Santos-Diaz, Juan Pedro Flores-Margez, and Pedro Osuna-Ávila. “Influence of Ca2+, PH, Agar and Plant Growth Regulators in the in Vitro Propagation of Echinocactus Parryi (Engelm)”. REVISTA TERRA LATINOAMERICANA 38, no. 3 (July 4, 2020): 489–498. Accessed July 16, 2024. https://terralatinoamericana.org.mx/index.php/terra/article/view/734.