List of Articles nitrate concentration Open Access Article Abstract Page Full-Text 1 - Investigating the effect of agricultural use on nitrate concentration in underground water sources using mathematical modeling based on regression equations (case study: Ray Plain) Pegah mohammadpour Reza Arjmandi Amirhessam Hassani Jamal Ghodusi Open Access Article Abstract Page Full-Text 2 - پیش بینی چگونگی حرکت رطوبت و تجمع نیترات در خاک با استفاده از مدل NLEAP بابک سیفی امید بهمنی Open Access Article Abstract Page Full-Text 3 - Study of nitrate waters of the southern basin of the Caspian Sea from Amirabad to Salman Shahr in (Mazandaran Province) in summer N. Ahmadi R. Noorbakhsh M. Faragi