| R | Fresh biomass weight (I%) | ||||||
| Lollium rigidum | Barley | Oat | Rye | Wheat | Maize | logPHPLC | |
| H | 58.3 | 87.9 | 14.0 | 29.3 | 53.7 | 32.0 | 2.12 |
| CH3O-C=O | Ng | 92.0 | 62.0 | 96.5 | 87.4 | 51.4 | 2.23 |
| Br− | Ng | 91.3 | 29.0 | 76.2 | 66.4 | 32.9 | 2.51 |
| CN | Ng | 99.0 | 96.5 | 84.8 | 86.8 | 58.2 | 1.86 |
| OH | +25.8 | 83.5 | 2.5 | 55.8 | +34.6 | 11.3 | 1.98 |
| CH2OH | +56.0 | +17.1 | +29.1 | 0.0 | +55.6 | +40.1 | 1.41 |
| COOH | 47.2 | 25.3 | 26.3 | 0.0 | 16.5 | 7.4 | 1.48 |
| CHO | 50.0 | 6.4 | 22.4 | 20.5 | 44.1 | 12.3 | 1.77 |
| Gramine | 22.0 | 14.9 | 10.9 | 29.2 | 21.6 | Nd | 1.45 |