1. Department of Plant Virus Research; Iranian Research Institute of Plant Protection (IRIPP); Tehran Iran
2. Department of Plant Pathology; College of Agriculture; Islamic Azad University; Varamin (Pishva) Iran
3. Plant Virus Department; Leibniz Institute DSMZ - German Collection of Microorganisms and Cell Cultures; Inhoffenstraße 7 B 38124 Braunschweig Germany