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Changes in colour and phenolic composition during the early stages of maturatio...
Ho, Peter; Silva, Maria da Conceição M.; Hogg, Timothy A.Differences in colour and phenolic composition during the maturation of port in oak wood, stainless steel and glass were examined for a period of 311 days at 18 °C. Principal component analysis (PCA) was used in variable selection, data reduction and data analysis. Nine out of 13 colour and phenolic variables were heavily loaded on PC1 (76.1% of explained variance), and a plot of PC1 scores versus maturation ti...
Data: 2001
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Origem: Veritati - Repositório Institucional da Universidade Católica Portuguesa
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