Basing on principles of grind, freezing and thawing, cell dissolution, a kind of method was devised for high quality DNA extraction of Paris, and the results of 3 kinds of method for extracting DNA were compared using Paris as materials.

• 为了获得重楼属植物高质量的DNA,以研磨、冻融和细胞溶胀破膜的原理设计了一种DNA提取的方法并与CTAB法和高盐法比较。