Application of Statistical Methods for Classification of Varietal and Regional Origin of White Wines

White wines of four wine-growing regions of Krasnodar region were studied by the ICP-AES method. Nineteen elements were identified in 153 samples of white wines of the Chardonnay, Riesling, and Muscat brands. Methods of statistical analysis demonstrated that, despite the complicated technological cycle of wine production (soil–grapes–juice–wine), information about the grape variety and the region of its origin is preserved in the totality of...