Agrobiological features of promising grape varieties of DSOSViO selection in the changing climatic conditions of the South of Russia

Relevance. Currently, there is an increased need to replenish the grape assortment with adaptive, valuable agrobiological and technological properties, competitively capable varieties clones, introduction of which into production will ensure increase in profitability grape-growing industry. Methods. In ampelographic collection DSOSViO 2012–2018, study breeding introduced was carried out: table — Bulatovsky, Zhemchuzhina Yuga, Eldar, Suvenir DSOSViO, Yantar Dagestansky, Leki, Kishmish Derbentsky, Zarya Derbenta, Agadai (control), Moldova (control); technical Fioletta, Slava Saperavi (control). Grape culture root-related, irrigated, not covered. The shape bushes high-rammed (120 cm), double-shouldered cordon Kazenava. Planting scheme 3.5 × 2.0 m. Results. Studies have found that high quality productivity indicators: fertility coefficient 1.02–1.57, yield from bush 10.4–16.5 kg. Mechanical composition chemical properties bunches berries studied varieties: juice content low medium Souvenir Moldova; Derbenta. attachment peduncle very strong variety Most proved be quite resistant pests major fungal diseases. exhibit adaptability conditions South Dagestan, allows achieve yields product changing climatic region. Varieties station’s direction can take a worthy place pipeline fresh grapes intake consumption period July October, red are promising for obtaining high-quality terroir wines.