 |
| |||
| volcanic ash soil | |||
| ando soil | |||
| andosol | |||
| Santorin earth | |||
| 火山 灰 土: 16 phrases in 6 subjects |
| Agriculture | 3 |
| Desert science | 2 |
| Hydroelectric power stations | 2 |
| Soil science | 3 |
| Space | 1 |
| Technology | 5 |
|
| |||
| volcanic ash soil | |||
| ando soil | |||
| andosol | |||
| Santorin earth | |||
| 火山 灰 土: 16 phrases in 6 subjects |
| Agriculture | 3 |
| Desert science | 2 |
| Hydroelectric power stations | 2 |
| Soil science | 3 |
| Space | 1 |
| Technology | 5 |