[Study on the genetiey relationship between Chinese and Korean medicinal materials of niuxi with the method of RAPD].

Objective: To study the hereditary relationship between Chinese and Korean medicinal materials of Niuxi achyranthis root.

Method: Ten samples of four kinds of Niuxi was studied with the method of RAPD.

Result: Expanded product showed total record of 100 spectrum bands, which proved that the hereditary gap between Korean self-produced A.