杜仲是我国著名的滋补类中药材,属杜仲科落叶乔木,高可达20米。树的皮、叶、果均可入药,具有补肝肾、益精气、强筋骨、安胎降压之功效。近年来由于各地货源不足和出口外销量的增长,使许多产区砍伐严重,货源日减,从而导致价格不断上涨。随着国内外需求量的不断增加,在较长一段时间内,市场供求矛盾将难以缓解。 Eucommia is a famous Chinese tonic herbs, Eucommia deciduous tree, up to 20 meters high. The skin of the tree, leaves, fruit can be used as medicine, with liver and kidney, benefit essence gas, strong bones, tocolysis antihypertensive effect. In recent years, due to the lack of supply and the increase in export sales, many areas have been severely deforested and their supply has been declining, resulting in rising prices. With the increasing demand both at home and abroad, the contradiction between supply and demand in the market will be hard to be alleviated in a long period of time.