TY - BOOK AU - EL-Shemy,Abd El-Rahman Sayed Abd El-Rahman TI - Change detection of soil salinity and urban encroachment in Fayoum Governorate using satellite data and geographic information system PY - 2003/// KW - Soils KW - Egypt KW - Soils, Salts in KW - Trace element content N1 - Thesis (M.S.) --Zagzig University,2003; Includes bibliographical references (leaves 149-162) UR - http://nile.enal.sci.eg/thesis/1669.pdf ER -