International Soil Museum in Wageningen, The Netherlands
| Autor: | Sombroek, W. G. |
|---|---|
| Zdroj: | Soil Survey Horizons; March 1980, Vol. 21 Issue: 1 p13-17, 5p |
| Databáze: | Supplemental Index |
| Externí odkaz: |
|
| Autor: | Sombroek, W. G. |
|---|---|
| Zdroj: | Soil Survey Horizons; March 1980, Vol. 21 Issue: 1 p13-17, 5p |
| Databáze: | Supplemental Index |
| Externí odkaz: |
|
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