Filippo Loi is a guardian farmer from Ussassai committed to the protection of the Trempa Orrùbia Apple, a native plant cultivar of Sardinia. Through his custody activity, Filippo contributes to preserving a historical variety that represents a deep bond with local fruit-growing traditions. His dedication to the care and management of the plants helps to keep alive a traditional genetic heritage, opposing the loss of agricultural diversity and valuing a distinctive element of the island's cultural landscape.