Sensory evaluation of Graševina clone OB-435 sparkling wine

Abstract

Global wine market is undergoing the changes in the consumer preferences, with the rising popularity of the sparkling wines. The similar trend is observed in the Republic of Croatia. Graševina, the most important white grapevine variety, showed great adaptability to climate conditions. The results of clonal selection pointed out the clone OB-435 as suitable for sparkling wine production. Thus, the aim of this study was to evaluate the quality of OB-435 sparkling wines. The sparkling wines were produced by traditional method and different concentrations of dosage were added- 1.5 mL L-1 (GR-1,5) and 2.5 mL L-1 (GR-2,5). The basic chemical parameters and sensory evaluation of sparkling wines, confirmed the suitability of this clone for sparkling wine production in the conditions of continental winegrowing hill Zagreb. Sparkling wine with lower dosage concentration was evaluated as better by different sensory methods, regardless the evaluators´ experiences.

Keywords

• graševina
• sparkling wine
• clone ob-435
• sensory evaluation