| |||
| placette d'échantillonnage permanente | |||
|
permanent plot : 10 phrases in 3 subjects |
| Agriculture | 4 |
| Environment | 3 |
| Forestry | 3 |
| |||
| placette d'échantillonnage permanente | |||
|
permanent plot : 10 phrases in 3 subjects |
| Agriculture | 4 |
| Environment | 3 |
| Forestry | 3 |