Stuides on Evaluation of Semen Armeniacae Amarum Studies on the Source Plants of Semen Armeniacae Amarum and Their Distribution Effected by Decoction Time Simultaneous determination of multicomponent in Xuefuzhuyu granule with different UV-wavelength by HPLC Effects of Processing on Specific Toxicity and Pharmacodynamics of Radix Kansui,Radix Achyranthis Bidentatae and Semen Armeniacae Amarum