List of Articles منابع آب سطحی Open Access Article Abstract Page Full-Text 1 - Influence of different subsurface drainage systems on nitrate losses from rainfed-canola croplands Farzad HaghNazari Fatemeh Karandish Abdullah Darzi-Naftchali Jirka Simunek Open Access Article Abstract Page Full-Text 2 - Optimizing the conjunctive use of Surface and underground water resources and its impact on the environment (Case Study of the central city of Gorgan MAHMOOD ZAKERINIRI SEYIDERFAN HOSSINI SEYIDEMAD HOSSINI ATA OLLAH NAJAFI JEILANI Open Access Article Abstract Page Full-Text 3 - Risk assessment of pollution accidents in dam reservoirs, Using WRASTIC Model (Case study: Shafarood Dam, Guilan, Iran) Hamed Hassanpour Kourandeh Ebrahim Fataei Open Access Article Abstract Page Full-Text 4 - Assessment of conjunctive use of surface and groundwater scenarios in Firouzabad plain M.H Zibaee منصور Zibaee کورش Ardokhani