Result: The order of volatile oil(from higher to lower) was crude Rhizoma Zedoariae,parch Rhizoma Zedoariae,vinegar Rhizoma Zedoariae,wine Rhizoma Zedoariae.

• 结果:挥发油含量高低依次为:生品>炒制品>醋制品>酒制品。