“Phenylalanine Ammonia Lyase (PAL) Activity in Genotypes of Opuntia Spp. Against Artificial Infestation of Dactylopius Opuntiae Submitted to Biotic and Abiotic Resistance Inducers”. Research, Society and Development 10, no. 5 (May 11, 2021): e41610515106. Accessed February 1, 2026. https://rsdjournal.org/rsd/article/view/15106.