Irrigation and drainage Paper-Special Issue: Man's Influence on the Hydrological Cycle.
Irrigation and drainage Paper-Special Issue: Man's Influence on the Hydrological Cycle.
- Rome Food and Agriculture Organisation of the United Nations 1973
- 71
Food and Agriculture Organistion of the United Nation
631.7/FAO
Food and Agriculture Organistion of the United Nation
631.7/FAO