编辑推荐： 本综述系统梳理了伞形科当归属 (Angelica L.)植物中香豆素类成分的化学结构与药理活性，涵盖52种药用资源（含当归A. sinensis、白芷A. dahurica等），重点阐释其补血活血、抗氧化、抗炎 (anti-inflammatory)及抗肿瘤 (antitumor)等作用机制，为深度开发传统草药活性成分提供理论依据。

Spatial characteristics of sixteen tree species were analyzed by the information from 287 permanent plots in 1986 and 1994 on North East China Transect (NECT). Some species expanded and some retracted ...