论文部分内容阅读
杜仲又名丝棉树,是我国特有的树种,有近千年的栽培历史,以树皮及叶入药,有补肝肾、壮筋骨、强腰膝、安胎、降血压等功效,对治疗早期高血压、肾亏腰痛、腿软无力、遗精等症有显著效果。 在植物分类学上,杜仲属杜仲科杜仲属。树高15～20米,树枝斜上,树冠圆形,树皮灰色,为落叶乔木。其枝、叶、树皮、根、果皮的折断处均可拉出银白色细丝状胶体,有人称它为“玉丝皮”。 杜仲除为著名的药材外,还有多种用途。杜仲的皮、叶和果实均含有杜仲胶,叶含胶量为3～5％,干皮含胶量6～10％,根皮含胶量10～12％,果实含胶量10～20％。从杜仲中提制的胶,
Eucommia, also known as cotton tree, is a endemic tree species in our country, with nearly a thousand years of cultivation history, with bark and leaves into the medicine, liver and kidney, strong bones and muscles, strong waist and knee, tocolysis, blood pressure and other effects of early treatment Hypertension, kidney loss back pain, weak legs, spermatorrhea embolism have a significant effect. In plant taxonomy, Eucommia Eucommia Eucommia. Tree height 15 to 20 meters, the branches oblique, crown circle, bark gray, deciduous tree. Its branches, leaves, bark, roots, peel off the Department can pull out silvery white filamentous colloids, some people call it “jade skin.” Eucommia in addition to the famous medicinal herbs, there are many uses. Eucommia bark, leaves and fruits contain Eucommia gum, leaf gel content of 3 to 5%, 6 to 10% dry skin glue, gum root content of 10 to 12%, fruit gel content of 10 to 20% . Made from the Eucommia in the glue,