18 October 2018, Iran Jowzan - Grape Production System in Jowzan Valley: The grape and grape-based production system in Jowzan has a long history. Farmers have made the grape cultivation possible in extreme cold conditions thanks to unique techniques. Traditional knowledge and tools allow the farmers to process more than 40 different grape products out of 130 different grape varieties. This, together with higher yield per hectare, unique skills of gardeners, the right sugar level - are all factors that make grapes cultivation and raisins of the Jowzan Valley different from other parts of the country and a top seller among the consumers. Over the years, the system has significantly improved the people's living standards, but also provided an impetus for tourism development, and a unique opportunity to boost rural economy.