tunas 4dkultur tunas apikal (Hendre et al, 1983), kultur tunas lateral (Manickasavagam et al., 2004; Anjar, 2008; Dewanti dkk, 2012) dan kultur gulungan daun muda dan somatikSekolah Tunas Indonesia (STI) offers a conducive environment which challenges intellect and at the same time stimulates the creativity of students. STI equips its students with