Francesco Loi is a guardian farmer from Ussassai committed to the protection of the Trempa Orrùbia Apple, a traditional cultivar of Sardinia, typical of the Ogliastra area. With his activity, Francesco contributes to preserving this apple variety with historical Mediterranean characteristics, which represents a link between the local rural landscape and the ancient fruit-growing practices of the region. The constant care of the trees and the careful management of the plants by Francesco help to keep alive the genetic and cultural peculiarities of this local agricultural resource.