| |||
| fertile en | |||
|
rich in : 33 phrases in 12 subjects |
| Agriculture | 1 |
| Chemistry | 2 |
| Coal | 1 |
| Environment | 1 |
| Forestry | 1 |
| General | 9 |
| Life sciences | 1 |
| Literature | 1 |
| Medical | 1 |
| Metallurgy | 10 |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 4 |
| |||
| fertile en | |||
|
rich in : 33 phrases in 12 subjects |
| Agriculture | 1 |
| Chemistry | 2 |
| Coal | 1 |
| Environment | 1 |
| Forestry | 1 |
| General | 9 |
| Life sciences | 1 |
| Literature | 1 |
| Medical | 1 |
| Metallurgy | 10 |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 4 |