Comparative Analysis on the Quality Between Regenerated Bark of Eucommia (Eucommia ulmoides) and Primitive Bark / 中草药

ABSTRACT

The characteristic feature, tissue structure and chemical composition of primitive bark and one to four years regenerated bark of Eucommia ulmoides were compared, and the contents of elastic rubber thread, chlorogenic acid and ethanolic extract of the two barks were determined Res ilts showed that regeaerated bark is of the same quality as primitive bark.