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Water harvesting in Mediterranean zones : an impact assessment and conomic evaluation : proceedings from EU Wahia project final seminar in Lanzarote / ed. Jan de Graaff and Mohamed Ouessar.
Wageningen : Wageningen university and research centre. Department of environmental sciences. Erosion and soil & water conservation group, 2002.
x, 146 p. : ill., graphs, maps, tabs ; 24 cm.