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Topic
- Irrigation 26
- Agriculture 18
- Technology 12
- Groundwater 10
- Water consumption 9
- Water quality 8
- Water-supply 7
- Watersheds 6
- Saline water conversion 5
- Aquifers 4
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Publisher
- Kollek and Sons Ltd. 4
- United Nations 3
- Pergamon Press (Oxford, England) 2
- Academic Press 1
- Christian Science Publishing Society 1
- Clark University Press 1
- Institution of Engineers Australia. National Committee on Hydrology and Water Resources 1
- International Commission on Irrigation and Drainage 1
- Middle East Institute (Washington, D.C.) 1
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Decade
- 1970-1979 26