Multiplication of PLBs of Phalaenopsis using bioreactor system and plant regeneration. (A) Multiplication of PLBs in temporary immersion bioreactor system (arrows indicated proliferating PLBs and charcoal filter attached to temporary immersion bioreactor system). (B) Biomass of PLBs harvested from temporary immersion bioreactor system. (C) Plantlet regeneration from PLBs on Hyponex medium. (D) Acclimatized