الفهرس 
مشكلة الدراسةيوجد فقط 14 صفحة متاحة للعرض العام
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المستخلص
The issue of water and economic efficiency is one of the most important strategic issues facing Egyptian agriculture. On the basis that water is the most important pillar to support agricultural development plans. Due to its limited size, the Nile River is considered the main resource for providing Egypt with water resources as it contributes more than 75% of the total available water resources as an average for the period 2012-2016. The problem of the study is therefore the limited supply of water resources, despite the increasing demand for water to meet the increasing needs of food and clothing. This requires increased agricultural production to the extent that domestic consumption needs can be met. However, the efficient use, irregularity and distribution of aquatic water resources were observed. As well as a clear excess of water use in the agricultural sector. Farmers in the fields located at the end of the canals are always complaining of water shortages. The surface irrigation method is the most widely used in Egypt, where about 82% of the agricultural land is used with irrigation efficiency of about 50%, which affects the productivity, Land located at the end of the canals especially in the summer season. As well as many disputes between farmers on the same scale. This highlights the importance of lands to achieve more efficient water resources to maximize the return of the water unit used studying the economics of modern irrigation systems in new.