Characterisation of apple cider cultivars by chemometric techniques using data from high-performance liquid chromatography and flow-injection analysis

acide malique acido malico analytical methods apples brassage brewing calidad cider ciders cidre classification cultivars discriminant analysis fructosa fructose hplc maduramiento malic acid malteado manzana multivariate analysis pectinas pectine pectins polifenoles polyphenol polyphenols pomme principal component analysis quality ripening sidra statistical methods technique analytique variedades varieties