Nature of the explant

Position

% of explants without

reaction

% of callogenous explants

Comments on calluses development

Nodes

H

18.1b

76.6a

White callus, compact, friable and moderately developed (0.4 - 0.8 cm; 0.13 g)

Nodes

V

3.3a

90.0b

Green white callus, compact, friable and well developed (0.7 - 1.1 cm; 0.30 g)

Internodes

H

20.0b

80.0a

Green white callus, compact, friable and moderately developed (0.5 - 0.7 cm; 0.06 g)

Internodes

V

22.6b

77.4a

Green white callus, compact, friable and moderately developed (0.4 - 0.8 cm; 0.08 g)