Problems of soil erosion and soil degradation in the red sil region of china
| Data(s) |
01/04/2011
|
|---|---|
| Identificador | |
| Idioma(s) |
ch |
| Fonte |
Shi De-ming.Problems of soil erosion and soil degradation in the red sil region of china.见：.,,, |
| Tipo |
会议论文 |
