“Callus Induction and Regeneration of Date Palm (Phoenix Dactylifera L.) Cv. Zambli through Somatic Embryogenesis from Four Layers of Young Leaves Explant”. E-Journal Menara Perkebunan, vol. 92, no. 2, Oct. 2024, https://doi.org/10.22302/iribb.jur.mp.v92i2.588.