lessivage: 43 phrases in 15 subjects |
Agriculture | 4 |
Chemistry | 3 |
Coal | 2 |
Construction | 2 |
Environment | 7 |
Forestry | 3 |
General | 5 |
Life sciences | 2 |
Metallurgy | 3 |
Natural resourses and wildlife conservation | 4 |
Pest control | 1 |
Pulp and paper industry | 1 |
Soil science | 2 |
Technology | 2 |
Water resources | 2 |