List of Articles C70 Open Access Article Abstract Page Full-Text 1 - Evaluation of changes in nitrogen, zinc and potassium sources on growth factors and physiological of Maize (Zea mays L.) Cultivar SC704 tahereh tavan Mohammadali Rezaei mehrali mahmod janlou 10.30495/iper.2021.1938805.1722 Open Access Article Abstract Page Full-Text 2 - Pricing Model of National Gas Exports via Pipeline on the Base of Game Theory Ali Akbar Naji Meidani Gholam Ali Rahimi Open Access Article Abstract Page Full-Text 3 - Analysis of the Evolutionary Game Theory among Iran & Saudi Arabia in the Context of Genetic Algorithm samaneh khatami alireza shakibaee Open Access Article Abstract Page Full-Text 4 - The Interaction of the Government and Central Bank Behavior in a Leader-Follower Game despite of the Risk Premium داود محمودی نیا اطهره زیدآبادی Open Access Article Abstract Page Full-Text 5 - Study the Effect of Interval Irrigation and Nitrogen Fertilizer on Yield and Yield Components of Maize (Case study; Golestan Province) Yaser kordkatooli حسین عجم نوروزی Ebrahim Amiri Afshin Soltani Mohamad Reza Dadashi