 |
| |||
| total nitrogen content | |||
| Total Nitrogen (Kirsta) | |||
| азот общий: 16 phrases in 11 subjects |
| Chemical industry | 1 |
| Chemistry | 1 |
| Ecology | 1 |
| Economy | 1 |
| Electronics | 2 |
| Fish farming pisciculture | 1 |
| Food industry | 1 |
| Makarov | 1 |
| Medical | 3 |
| Natural resourses and wildlife conservation | 1 |
| Water supply | 3 |