Wine color practice of saignée (exposing wine to red grape skins for only a short period of time in order to give it a lighter feel closer to that of white wine) or by blending a white wine with a red wine. The presence of a complex mixture of anthocyanins and procyanidins can increase the stability of color in wine. As it ages, the wine undergoes chemical autoxidation reactions involving acetaldehyde of its pigments molecules. The newly formed molecules are more stable to the effect of pH or sulfite bleaching. The new compounds include pyranoanthocyanins like vitisins (A and B), pinotins and
The Oxford Companion to Wine change, biodynamic viticulture and globalization, and emerging wine regions like Canada and eastern Europe". Having received several awards, including the André Simon Memorial Award and the Glenfiddich Award, it has been described as "the most useful wine book ever published", and "the one essential book for any wine-lover". The Oxford Companion to Wine The Oxford Companion to Wine (OCW) is a book in the series of Oxford Companions published by Oxford University Press. The book provides an alphabetically arranged reference to wine, compiled and edited by Jancis Robinson, with contributions by several wine writers including Hugh Johnson, Michael Broadbent, and