The studies regarding the quality parameters in order to achieve sparkling wine have its primarily objective the data gathering, necessary to improve the technology of production of sparkling wines in the Tarnave vineyard. The study was conducted over one year, 2009, the wine grapes grown in the Jidvei vineyard. Experiments and tests were conducted in the laboratory from Jidvei vineyard.
The knowledge of raw materials is essential, since only so it can be used in the most advantageous way. Viewed from this perspective, study of raw materials is very important because it can be established scientifically, for each variety, the most appropriate direction in which it can produce products of highest quality and maximum economic efficiency. In the present study were pursued: optimum harvest time, determination of sugars, acidity and weight of 100 grapes berries.
The study took place in the Tarnave vineyard, Jidvei wine center, looking at the five grape varieties: Fetească Regala, Riesling Italian, Chardonnay, Pinot Noir, Iordana. The results show that a raw material used in optimal time, allows obtaining sparkling wines, respecting the legal requirements.
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