World reference base for soil resources 2006 a framework for international classification, correlation and communication
Wedi'i Gadw mewn:
| Fformat: | Llyfr |
|---|---|
| Iaith: | Saesneg |
| Cyhoeddwyd: |
Rome :
Food and agriculture organization of the United Nations
2006
|
| Cyfres: | World soil resources reports;
103 |
| Tagiau: |
Ychwanegu Tag
Dim Tagiau, Byddwch y cyntaf i dagio'r cofnod hwn!
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