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Resume
Surveys were conducted in the period 2005-2010 in Bulgaria. Field inspection in 9 main vine—growing regions, where were seen as young plantations and old vineyards. Events are diagnosed yellowing, staining and related phytoplasmas infections were identified using PCR/RFLP analysis of 16S ribosomal gene, identifying phytoplasmas belonging to l6SrXII—A ribosomal subgroup in both groups investigated plants — grapevines and bindweed, which is common in vineyards in Bulgaria.