/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: samehfmaklad https://cdn.slidesharecdn.com/profile-photo-samehfmaklad-48x48.jpg?cb=1523485580 Civil.eng.Sameh.farouk -,Irrigation and Environmental Affairs- ,-Zagazig University - Faculty of Engineering Diploma in Economics of, ,irrigation systems and water projects ,-General mannager of Egyptian engineers Syndicate-elsharkia.egypt » .