 |
| |||
| contour irrigation | |||
| contour ditch irrigation | |||
| contour-level irrigation | |||
| полив по контурным полосам: 4 phrases in 3 subjects |
| Hydraulic engineering | 1 |
| Makarov | 2 |
| Technology | 1 |
|
| |||
| contour irrigation | |||
| contour ditch irrigation | |||
| contour-level irrigation | |||
| полив по контурным полосам: 4 phrases in 3 subjects |
| Hydraulic engineering | 1 |
| Makarov | 2 |
| Technology | 1 |