PGRs supplement

in the medium (mg/l)

Initial* length (cm) of individual shoot

buds ( $\overline{x}$ ± SE)

Length* (cm) of individual shoot buds after 30 d of culture ( $\overline{x}$ ± SE)

BAP + NAA

2.0 + 0.5

0.90 ± 0.05^k

2.15 ± 0.06^w

2.0 + 1.0

1.37 ± 0.07^f

3.66 ± 0.11^q

3.0 + 0.5

2.03 ± 0.08^a

4.24 ± 0.06ⁿ

3.0 + 1.0

1.81 ± 0.08^b

3.82 ± 0.09^o

BAP + IAA

2.0 + 0.5

1.51 ± 0.11^d

3.70 ± 0.08^p

2.0 + 1.0

1.39 ± 0.10^e

3.49 ± 0.06^r

3.0 + 0.5

1.37 ± 0.10^f

3.22 ± 0.07^s

3.0 + 1.0

1.62 ± 0.07^c

3.20 ± 0.02^s

Kn + NAA

2.0 + 0.5

1.06 ± 0.05ⁱ

1.35 ± 0.07^z

2.0 + 1.0

1.26 ± 0.07^g

2.91 ± 0.05^t

3.0 + 0.5

1.08 ± 0.09^h

3.20 ± 0.07^s

3.0 + 1.0

0.98 ± 0.12^j

1.87 ± 0.06^x

Kn + IAA

2.0 + 0.5

0.90 ± 0.11^k

2.18 ± 0.03^v

2.0 + 1.0

1.07 ± 0.08^h

2.47 ± 0.10^u

3.0 + 0.5

0.77 ± 0.11^l

2.59 ± 0.09^t

3.0 + 1.0

0.54 ± 0.06^m

1.58 ± 0.08^y