Soils and soil fertility
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York
McGraw-Hill
1957.
|
| Rhifyn: | 2nd ed. |
| Cyfres: | McGraw-Hill publications in the agricultural sciences
|
| Pynciau: |
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York
McGraw-Hill
1957.
|
| Rhifyn: | 2nd ed. |
| Cyfres: | McGraw-Hill publications in the agricultural sciences
|
| Pynciau: |