| from excavated material | 8 | other |
| before sowing cover crops | 5 | temporal |
| by plunging the pipe | 3 | manner |
| soil → be → sampled | 72 |
| soil → be taken as → sample | 3 |
| soil → take → sample | 3 |
| negative | neutral | positive |
| 0.102 | 0.835 | 0.064 |
| Raw frequency | 78 |
| Normalized frequency | 0.466 |
| Modifier score | 1.000 |
| Perplexity | 439.430 |