مشخصات پژوهش

During inspections in July 2016, ten sets of three stem cuttings were collected from different parts of apple trees (Malus domestica) cv. Red Delicious showing dappling, crinkling and irregular yellow spots on their fruits. The samples were collected from two orchards in the area of Maragheh, northwest Iran and viroid-like symptoms were observed in approximately 5% of the trees in the surveyed orchards.