Comparison of agronomic traits of Panax notoginseng between traditional cultivated fields and new cultivated fields Studies on diversity of quality of Forsythia suspensa The correlation between 2D-IR and HPLC in dried Rehmannia glutinosa processed by Different Processing Techniques Fingerprints and Heavy Metal Contents of Dendrobium officinale Produced from 12 Areas HPLC determination of chikusetsusaponin IVa in Rhizoma PanacisMajoris from different producing areas Quality evaluation of Schisandra chinensis at different producing areas in northease china