Cortex Eucommiae

NamingDu Zhong (Cortex Eucommiae)——Shen Nong Ben Cao Jing (Shen Nong’s Herbal)The Processing of Du Zhong OriginThe bark of the woody plants Eucommia ulmoides Oliv. of family Cortex Eucommiae.LocationMainly produced in Guizhou, Sichuan and Shaanxi provinces in China.HarvestPeeled the bark from April

NamingDu Zhong (Cortex Eucommiae)——Shen Nong Ben Cao Jing (Shen Nong’s Herbal)The Processing of 杜仲OriginThe bark of the woody plants Eucommia ulmoides Oliv. of family Cortex Eucommiae.LocationMainly produced in Guizhou, Sichuan and Shaanxi provinces in China.HarvestPeeled the bark from April to June