Determining Of Crop Optimal Pattern the Main Crops Of Cultivated Of Khorasan Razavi Province Based Of Production Comparative Advantage

Today's always Production of affordable is the concern of farmers and officials. Accordingly, it appears should be in addition to cultural and politic objectives, policy makers considered, farmer's needs and goals together. In this study, was determined crop optimal Pattern the main crops of cultivated in Khorasan Razavi Province Based on Comparative Advantage using the fuzzy multi-objective linear programming method. Next target is intended In addition Crops have comparative advantage, Objective such as maximum profit for the farmer.In this study, the data needed to determine the comparative advantage was prepared from Department of Commerce and FAO (Food and Agriculture Organization) website, also data needed to cropping pattern was prepared from 420 questionnaire that completed in Agriculture Organization of Khorasan Razavi in 2012.The results showed that crops irrigated lentils, kidney beans and corn Irrigated due to lack of comparative advantage were Remove from cropping patterns and crop rainfed and irrigated wheat, irrigated barley, Pnbhaby, dry barley, chickpea, rice, peas Irrigated, lentils rainfed and irrigated sunflower due to the low level of comparative advantage with minimal cultivation patterns And crops of sugar beet, tomato, water melon, Irrigated, Irrigated potatoes, Irrigated canola , Irrigated cucumber, Irrigated Onion and rainfed Watermelon has been the increase in the cultivated area compared to the existing model. Thus, the results suggest that in optimal allocation of scarce resources, especially water in crop production, in addition to considering traditional goals in cropping patterns, should considered goal of comparative advantage.