 |
| |||
| primary production | |||
| primary production (limnology); primary productivity (limnology) | |||
| production primaire: 18 phrases in 9 subjects |
| Agriculture | 1 |
| Economy | 2 |
| Energy industry | 2 |
| Environment | 7 |
| Fish farming pisciculture | 1 |
| International Monetary Fund | 1 |
| Name of organization | 1 |
| Natural sciences | 2 |
| Statistics | 1 |