348 – Influence of social-economical changes in Bulgaria at the management of irrigation systems   Mira Zafirova  Institute of melioration and mehanization, ul.Sose Banka, no 3, Sofia , BulgariaE-mail: Mira_zafirova@abv.bg                                                             Abstract: Watertaking and waterdistribution networks are irrigation equipments requiring many investigations and long period of baying off,  that  have to be read at there reconstructions. […]

A-179 : Investment of hyraulic Parameters of the flow at downstream end of reach in open canals in conditions of unsteady flow Mira Zafirova Institute  for Land Reclamation and Agricultural Mechanization  3 Shose Bankia Blvd., Sofia 1331, Bulgaria Bulgaria   Telefhone; 8520713  Fax::24-78-42   Mira_zafirova@abv.bg   With computer modeling of unsteady flow running in irrigation canals are […]