Methods Random amplified polymorphic DNA(RAPD)was used to test 30 Fagopyrum tataricum.The NTSYS software was used to analyze the marks.

• 方法采用随机扩增多态性DNA(RAPD)技术对30个苦叶七地方品种进行检测,并用NTSYS软件对扩增结果进行统计和聚类。