| |||
| дополнительное удобрение (the immobilization of nitrogen after straw manuring, азотом) | |||
|
fertilization compensating : 2 phrases in 1 subject |
| Natural resourses and wildlife conservation | 2 |
| |||
| дополнительное удобрение (the immobilization of nitrogen after straw manuring, азотом) | |||
|
fertilization compensating : 2 phrases in 1 subject |
| Natural resourses and wildlife conservation | 2 |