الفهرس 
INTRODUCTION
General State.entOnly 14 pages are availabe for public view
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Abstract
The area under investigation lies between the longitudes: 32 46 00 and 33 14 00 east. And the latitudes 25 46 40 and 26 04 6 north, covering about 1560 squar kilometers. The area has attacted the attention of many geologists and hydrogeolgists so the study an attempt is made to remove the ambiguity about the geological and hydrogedogical features characterizing the area .