New wine grape variety ‘Nika’ selected in the Institute Magarach
Selection breeders of the Institute Magarach have created a new wine grape variety with a colored berry and anthocyane pulp color, different from the example variety ‘Antei magarachskiy’ in high yielding capacity, colored juice, resistance to biotic and abiotic stress factors of biosphere. The quality form, isolated as a new grape variety, was separated from the population of seedlings of a crossing combination ‘Tsitronnyi Magaracha’ × ‘Nerkarat’ in 1996 during comprehensive study of populations of wine forms of grapes with colored juice. The article presents main ampelographic, biological and economical parameters peculiar for new promising variety: medium-late ripening date (10.09), production period - 151 days. The recommended form of bush is a cordon on a medium trunk. Loading is 6 eyes on a cane (4 canes). Planting scheme is 3 x 1.5 m. Preventive treatment against fungal diseases is provided 3-4 times a season. The content of sugars in technologically mature berries is 22.4 g / 100 cm3, of titratable acids - 8.7 g / dm3. Mass concentration of phenolic substances in total is 367.0 g / dm3. The crop yield is recommended for dry and liqueur wine production. Tasting assessment of young base wines: dry - 7.75 points, liqueur - 7.82 (according to 8-point scale).