| EC | Electrical conductivity |
| MS | Mass spectrometry |
| OPLS | Orthogonal partial least squares to latent structures |
| DA | Discriminant analysis |
| DAA | Days after anthesis |
| VIP | Variable importance in projection |
| CIJFjk | Jack-knifed confidence interval |
| SUS | Shared and unique structure |
| dd-MS2 | data-dependent fragmentation |
| CID | Compound identifier |