TY - BOOK AU - Mohamed,Hasan El-banna Osman TI - Developing a computer based model for laser land leveling with irrigation system design PY - 1995/// KW - Irrigation KW - Systems engineering KW - Irrigation engineering KW - Computer programs KW - Leveling KW - Lasers N1 - Thesis (Ph.D.)--Zagazig University,1995; Includes bibliographical references (leaves187-196 ); Microfiche; Cairo, Egypt; ASUNET; 4 microfiches:negative ER -