Sulistiani E. Callus induction of cottoni seaweed (Kappaphycus alvarezii (Doty) Doty) collected from Natuna Islands, Riau Islands Province. BIOTROPIA [Internet]. 2013 Jun. 7 [cited 2024 Nov. 24];19(2). Available from: https://journal.biotrop.org/index.php/biotropia/article/view/254