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دليل المستخدم
Al Hallaq، A. H. (2010). The Impact Of Soil Texture On Nitrates Leaching into GroundWater In The North Governorate gaza Strip. مجلة العلوم الاجتماعية، مج38, ع2 ، 11 - 37. مسترجع من http://search.mandumah.com/Record/680439
Al Hallaq، Akram H. "The Impact Of Soil Texture On Nitrates Leaching Into GroundWater In The North Governorate Gaza Strip." مجلة العلوم الاجتماعية مج38, ع2 (2010): 11 - 37. مسترجع من http://search.mandumah.com/Record/680439