Cony, Mariano A., Juan C. Guevara, Sinibaldo O. Trione, and Oscar R. Estevez. 2008. “Response to Freezing and High Temperatures of Detached Cladodes from Opuntia Species”. Journal of the Professional Association for Cactus Development 10 (January):36-48. https://doi.org/10.56890/jpacd.v10i.118.