The efficient use of water in irrigation principles and practices for improving irrigation in Arid and Semiarid regions.
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Washington
World Bank
1987.
|
| Cyfres: | World Bank technical paper
64 |
| Pynciau: |