Fig. 1

The speed at which shoot regeneration occurs with different treatments over 12 weeks: W5, W6, W7, W8, W9, W10, W11, W12 indicate 5-, 6-, 7-, 8-, 9-, 10-, 11-, 12-weeks after removal of apical buds, respectively. Y1, Y2, Y3, Y4 represents 1, 2, 3, and 4 year old parent plants; whereas C1, C2, C3 represents whole, halved and quartered corm types