Treatments (mg/L)

Visual growth of callus after 3-4 months in culture

2,4-D

BAP

Top segment

Middle

Bottom

0

0

-

-

-

1

1

-

-

-

1

5

-

-

-

5

1

-

+

+

5

5

-

+

+

10

1

++

+

+

10

5

++

++

+

20

1

++

+++

++

20

5

++

+++

+++

2,4-D

NAA

1

1

-

-

-

1

5

-

+

+

5

1

-

+

+

5

5

-

+

+

10

1

-

+

+

10

5

+

++

++

20

1

+

+

+

20

5

-

+

+