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Spectral evaluation of total phenolic components in Vitis vinifera: Grapes and wines

✍ Scribed by T. Chris Somers; Guntis Ziemelis

Publisher
John Wiley and Sons
Year
1985
Tongue
English
Weight
685 KB
Volume
36
Category
Article
ISSN
0022-5142

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## Abstract Grapes of Touriga Nacional and Touriga Francesa red __Vitis vinifera__ varieties have been sampled from two vineyard sites at different altitudes during three consecutive vintage years (1997, 1998 and 1999) in the Douro Valley. The total anthocyanidin monoglucosides (AMGs) detected by H