List of Articles optimum cropping pattern Open Access Article Abstract Page Full-Text 1 - Estimate Sustainable indicators of environmental resources in agriculture Mashhad city using Fuzzy fraction programming Sadegh Bafandeh Imandoust Kazem Farahmand Massoud Homayounifar Open Access Article Abstract Page Full-Text 2 - Application of Goal Programming to Determination of Optimum Cropping Pattern Emphasizing on Virtual Water in Kurdistan Province mostafa baghbanyan Hamed Ghaderzadeh Ghodratollah Emamverdi Marjan Damankeshideh Narciss Amin Rashti, Open Access Article Abstract Page Full-Text 3 - Determining Comparative Advantages of Corn in Optimal Cropping Pattern in Fars province: Case Study of Cold Arid and Semiarid Zones S. Abedi G. peykani S. Hoseini