Volatile Components’ Variation Analysis on Ginseng Stems and Leaves at Different Growth Ages by HS-SPME-GC-MS

Figure 3

Score plots of PCA analysis (a) and OPLS-DA analysis (b) of GSL3 vs. GSL4 (A), GSL3 vs. GSL5 (B), GSL3 vs. GSL6 (C), and GSL3 vs. GSL7 (D).