TY - DATA AU - El-Ghannam,Mohammed Khattab Abd El-Ghafar TI - Study the impact of controlled subsurface drainage on water saving, crop yield and soil salinity in north Nile delta PY - 2016/// KW - Wheat KW - Irrigation KW - Egypt KW - Soils KW - Subsurface drainage KW - Design and construction N1 - Thesis (Ph.D.) -- Kafrelsheikh University, 2016; Includes bibliographical references (Leaves158-175) UR - http://nile.enal.sci.eg/thesis/CD-4364.pdf ER -