الفهرس يوجد فقط 14 صفحة متاحة للعرض العام
 |  | from | 109 |  |  |
| | | from | 109 | | |
المستخلص
Interested in studying chemical message of groundwater in the desert oasis of Siwa in Egypt depends almost entirely dependent on the Nile water, which is difficult to increase, as well as the phenomenon of drought experienced by the Nile River are few rain on the northern coast.