2018. Response of Pineapple Callus (Ananas comosus Merr.) through In-Vitro Colchicines Treatment. Scientiae Educatia: Jurnal Pendidikan Sains. 7, 1 (Jun. 2018), 1–10. DOI:https://doi.org/10.24235/sc.educatia.v7i1.1919.