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Juice Extraction Process and Apple Cultivar Influences on Juice Properties

机译:Juice Extraction Process and Apple Cultivar Influences on Juice Properties

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ABSTRACTEffects of several processing methods (oxidative, nonoxidative, diffusion extraction, enzyme liquefaction) on varietal apple juice character was examined. Analytical evaluations included titratable acidity, soluble solids, pH, phenol, suspended solids, turbidity, Hunterlab color, organic acids and sugars and showed definite extraction process and cultivar differences. Sensory evaluation identified eight attributes, color, clarity, fruity aroma, oxidized, fruity flavor, sweet, sour, astringent, as significant factors in characterizing differences among the juices. Canonical discriminant analyses (CDA) of analytical data showed correct allocation of all juices to both process type and variety. CDA of sensory data, revealed a significant separation of processes but not all cultivars.

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