Evaluation of Conventional Tractors in Terms of Agricultural and Climatic Conditions in Saral Region in Divandarreh County

 Selection of appropriate tractor as the source of power in farms is one of the most important decisions in farm management and a main task for farm managers and farmers. The main goal of this study was to select the best tractor in Saral region of Dyvandara County. Different criteria were used for selecting of an appropriate tractor such as power, safety, reparability, maneuverability, price, accessing to repair service, movement speed, power proportion to farm size, fitting the price and costs of tractor with the size of farms and the farmer's income. The statistical population for evaluating the tractors was 40 experienced operators and farmers  selected randomly. Data and value were analyzed and evaluated using the multi-criteria method. The results showed that safety and transport ability and price are the most important factors in the selecting a tractor in this region. According to the results, the medium range ITM 285 was the best tractor. Also, results showed that semi-heavy and heavy tractors were not suitable for this region with small size farms area. The results showed that non-agricultural use of tractors has a significant effect on the importance of a criteria for selecting suitable tractor in Saral region.