Significance (※) of components when sample grouping is based on P. halepensis microclimate
| Compound | VIP (PLS-DA) | P-value (t-test) | Log2 fold change† |
|---|---|---|---|
| 2-Nonanol | 1.5075 | 1.69E-05 | –0.6876 |
| Linalool | 1.3571 | 9.50E-04 | –0.8169 |
| Fenchol | 1.2204 | 2.25E-04 | –0.6329 |
| α-Terpinolene | 1.1878 | 0.0564 | –0.5081 |
| Camphene | 1.1724 | 0.2047 | –0.2996 |
| Myrtenol | 1.1305 | 8.28E-03 | –0.4599 |
| α-Terpineol | 1.1304 | 5.55E-03 | –0.6252 |
| Limonene | 1.1126 | 1.50E-03 | –0.5128 |
| p-Cymene | 0.9331 | 0.1194 | –0.1986 |
| 2-Nonanone | 0.9218 | 0.0251 | –0.2700 |
| γ-Terpinene | 0.9191 | 0.0241 | –0.5793 |
| Estragole | 0.8925 | 9.86E-03 | –0.6378 |
| 1,4-Cineole | 0.8589 | 0.0153 | –1.2947 |
| Terpinen-4-ol | 0.8570 | 0.0167 | –0.8868 |
| β-Caryophyllene | 0.8421 | 0.1480 | –0.3191 |
| Endo-borneol | 0.7311 | 0.0415 | –0.2848 |
| α-Copaene | 0.5641 | 0.9619 | 0.0111 |
| α-Pinene | 0.4805 | 0.5551 | –0.2401 |
| β-Myrcene | 0.4369 | 0.5644 | –0.1182 |
※: significant values with VIP > 1.0 for multivariate analysis and P < 0.05 for univariate analysis are denoted in bold; †: a negative Log2 fold change indicates a direction towards group of microclimate B