Legislative principles of soil conservation.
| المؤلف الرئيسي: | |
|---|---|
| التنسيق: | كتاب |
| اللغة: | English |
| منشور في: |
Rome
Food and Agriculture Organization of the United Nations
[c1972].
|
| سلاسل: | Food and Agriculture Organization of the United Nations. Soils bulletin
15 |
| الموضوعات: |