Masses originating
from diploid aerial roots were treated with colchicine
at three different concentrations (i.e., 0.1, 0.2,
0.3%) for about 3, 5 and 7 h, and then were transferred
into Murashige and Skoog medium containing 3 mg/l
BAP ? 0.2 mg/l 2,4-D.After 60 days, the survival rate
and numbers of regenerative shoots were scored