Correct option is B
Mother rhizome & finger rhizomes. Seed rate of finger rhizome - 2000kg/ha.
Main Field Preparation:
· Main field is ploughed four times with chisel and disc plough each one time and cultivator twice.
· Ridges and furrows are formed at spacing of 45 cm (or) raised beds of 120 cm width are formed at an interval of 30 cm and the laterals are placed at the centre of each bed.
· The beds are wetted for 8-12 hours through drip irrigation depending upon soil moisture level.
Spacing
45 x 15 cm. 25-30 g weight rhizomes are to be dibbled at a depth of 4 cm.