THE EFFECT OF CULTURE MEDIA AND ACTIVATED CHARCOAL ON ASYMBIOTIC SEED GERMINATION AND SEEDLING DEVELOPMENT OF A THREATENED ORCHID Dendrobium taurulinum J.J. Smith IN VITRO [Pengaruh Media Kultur dan Arang Aktif pada Perkecambahan Biji dan Perkembangan Seedling Anggrek Langka Dendrobium taurulinum J. J. Smith in vitro] - Nurfadilah, Siti (Research Center for Biology-Indonesian Institute of Sciences, 2016)