1. L. Kanchaveli Institute of Plant Protection; Agricultural University of Georgia; University Campus at Digomi; David Aghmashenebeli Alley 13-th km 0159 Tbilisi Georgia
2. Division of Plant Pathology and Crop Protection; Department of Crop Sciences; Georg-August-University of Göttingen; Grisebachstr. 6 37077 Göttingen Germany