Growing media

Compositions

Number of minitubers initiated

G1

2.5 ppm GA₃

1.0 ± 0.0a

G2

5 ppm GA₃

1.0 ± 0.0a

G3

7.5 ppm GA₃

0.0 ± 0.0a

Control

water

0.0 ± 0.0a

P-value

0.1