الفهرس | Only 14 pages are availabe for public view |
Abstract Nowadays fresh water re ources are limited to meet annual need of either irrigating new r ancient area for the agricultural production in Egypt 8S well as an life’s aspects Helle , non- onventi nal water resource i.e.. drainage water underground water and treated municipal wast water are reused esp cially in the agricultural utilization. In. addition, rh agricultural utilization in Egypt has become associated with declining soil- upplying power for plant nutrient d teriorating environmental conditions. h rtage of needed good quality water. One of the most additional developments, ” hich have ac derated the direction to ar agricultural utilization, is the fact that controlling the po irive interaction between soil properties a” affected by water quality and yielding plant varietie . under differ nt conditions of water use efficiencies. A great competition for good water supply makes COl” ervation and efficient u e of war r i an imperati i . onsequentl alternative practic are thought to make agriculture more” ustainable. However, it would be able to prot ct soil or wat r r sourc sand b en ironmentally |