 |
| |||
| mulch-cover | |||
| 枯枝落层: 24 phrases in 7 subjects |
| Agriculture | 4 |
| Desert science | 6 |
| Earth sciences | 1 |
| Ecology | 3 |
| Forestry | 1 |
| Hydroelectric power stations | 1 |
| Technology | 8 |
|
| |||
| mulch-cover | |||
| 枯枝落层: 24 phrases in 7 subjects |
| Agriculture | 4 |
| Desert science | 6 |
| Earth sciences | 1 |
| Ecology | 3 |
| Forestry | 1 |
| Hydroelectric power stations | 1 |
| Technology | 8 |