| highly | 5 | degree |
| during the flowering or blooming phase | 4 | temporal |
| prior to | 3 | temporal |
| nitrogen → be → necessary | 14 |
| nitrogen → be → required | 10 |
| nitrogen → be required in → large amounts | 3 |
| negative | neutral | positive |
| 0.143 | 0.682 | 0.175 |
| Raw frequency | 27 |
| Normalized frequency | 0.523 |
| Modifier score | 0.400 |
| Perplexity | 36.900 |