Determination of flavonoids in buds of Herba Artemisiae Scopariae by HPLC Qualitative and Quantitative Methods of Chlorogenic Acid in Commercial Herba Artemisiae Scopariae Cluster analysis of essential oils of root of Herba Artemisiae Scopariae by CGC finger-prints Determination of Cirsilineol in Herba Artemisiae Scopariae Collected in Autumn by HPLC