List of Articles کشش خود قیمتی Open Access Article Abstract Page Full-Text 1 - Determination of economic value of water and its demand function production for alfalfa crop in kurdistan province (Case study: Dehgalan plain) hamed ghaderzadeh azadeh jazayeri Open Access Article Abstract Page Full-Text 2 - Determination of economic value and water productivity in major products of Iranshahr H. Piri malihe heidari