Research Article

Species Classification and Quality Assessment of Cangzhu (Atractylodis Rhizoma) by High-Performance Liquid Chromatography and Chemometric Methods

Figure 4

(a) Score plots from OPLS-DA; (b) loading plots from OPLS-DA, in which each variable represents the retention time (min) in chromatographic profiles.
497532.fig.004a
(a)
497532.fig.004b
(b)