TY - BOOK AU - Abou Elnour,Nasr Ibrahim Mohamed TI - Optimum design of level and graded furrow irrigation system for chemigating some crops PY - 2003/// KW - Chemigation KW - Corn KW - Irrigation KW - Management KW - Soil chemistry KW - Soils, Salts in N1 - Thesis (Ph.D.)--Ain shams University, 2003; Includes bibliographical references (leaves 128-135) UR - http://nile.enal.sci.eg/thesis/564.pdf ER -