1. Authority of the Region of Attica, Driopiodos 18, GR-11147, Athens , Greece
2. Laboratory of Plant Biotechnology, Institute of Viticulture, Floriculture and Vegetable Crops. National Agricultural Research Foundation of Greece (NAGREF) P.O. Box 2229, GR-71003, Heraklion , Greece
3. Department of Forestry, Environment and Natural Resources, Democritus University of Thrace, P.O. Box 129, Pantazidou 193, GR-68200, Orestiada , Greece