In cassumunar ginger, the variation of water deficit levels
affected fresh weight and volatile oil content significantly (Table 1).
The 120-day water deficit led to a significantly higher volatile
oil content (23.80 mL/kg) as compared with the volatile oil contents
observed after water deficits of 0 (control, 12.32 mL/kg), 30
(12.06 mL/kg), 60 (14.05 mL/kg) and 90 days (14.47 mL/kg). The
period of drought was positively correlated with volatile oil content
(Table 2). In fact, the quantity of volatile oil present after
the 120-day water deficit was almost twice that observed in
the control plant and that exposed to the 30-day water deficit.