[New dangerous strain of Y-virus for potato in Europe]
1999
Veidemann, H.L. | (Bundesforschungsanstalt fuer Landwirtschaft Braunschweig-Voelkenrode (FAL), Braunschweig (Germany)) | Spaar, D. | Blotskaya, J.V.
Information on spread in Europe a dangerous potato disease caused by a strain of Y-virus (PVYNTN) is presented. A comparative evaluation of characteristics of this strain with the other strains of Y-virus groups and also with other viruses causing necrotization of potato tubers is given. The ways of spread of a new strain, a range of host plants, the possible methods of its diagnostics are shown. It is determined that the potato varieties of the German assortment react to the infection by PVYNTN in a different way. Its manifestation on potato herbage and tubers is stipulated by the variety resistance to PVY and weather conditions
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