الفهرس 
Soil SamplingOnly 14 pages are availabe for public view
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Abstract
The studied Wadis which represent Nukhul, Budra, Um Elgan and Feiran are located in the Southwest Sinai
Sinai Peninsula falls under the great arid belt crossing the North of Africa and the Southwest Asia. Low rainfall, high evaporation and a wide daily range in temperature characterize most of Sinai. The highest degree of temperature at summer season ranges between 30 to 40°C and the relative humidity is highest at the coastal plain and diminishes east and westward. The studied wadis located within the rainy belt of Egypt general and Sinai in particular. Most of the precipitation in the studied wadis occurs during a relatively wet period from November to March.