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INFLUENCE OF SOIL AND CLIMATE ON THE BIOLOGICAL POTENTIAL OF “KARA-KOISU” DRY RED WINES FROM CABERNET-SAUVIGNON GRAPES (REPUBLIC OF DAGESTAN)


ESLANDA A. KHALILOVA âƒ°, SVETLANA TS. KOTENKO, ELVIRA A. ISLAMMAGOMEDOVA, AIDA A. ABAKAROVA, DINARA A. ALIVERDIEVA
Peri-Caspian Institute of Biological Resources of the DFRC RAS, Makhachkala, Gadzhieva 45 str., Republic of Dagestan, Russian Federation
*Corresponding author: eslanda61@mail.ru

Issue:

SCSCC6, Volume XXIII, No. 2

Section:

Volume 23, No. 2 (2022)

Abstract:

Climate is a modulator of the biological potential of grapes and wine products. The present study considers the climate gradient of the terroir of the Derbent district (Mugarty village) of the Republic of Dagestan, located on the terraced accumulative-coastal plain of the Caspian Lowland, extending for 160 km from north to south in a narrow strip between the coast of the Caspian Sea and the foothills. The paper studies the influence of soil and climate conditions on the physical and chemical properties; flavor characteristics; mineral, vitamin-like and phenolic substances of red dry wines from Cabernet-Sauvignon grapes of the 2019 - 2020 harvest. The vegetation period of the grapevine took place in a dry, moderately humid climate in 2019 and hot, with a large amount of precipitation climate in 2020. The conditions of recent years have contributed to the improvement of almost all the studied indicators of dry red wines. Regardless of the changing climatic conditions of this period, terroir wines had their unique feature of aroma and taste. New data show a significant role of the biochemically active S. cerevisiae Y-4270 strain in the creation of high-quality dry red wines.

Keywords:

climate, dry red wine, mineral substances, organic acids, phenolic, soil, vitamin-like.

Code [ID]:

CSCC6202202V02S01A0005 [0005427]

Note:

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