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5. Perspectives in agricultural economics
5.1 Enhancing the value of vineyard products and by-products
While grapes are the only source of food from the vine, the value of vine products and co-products could be better exploited due to their high polyphenol content, and in particular resveratrol . This is of course the case for must from the maceration and fermentation of black grapes, but also marc from the pressing of white grapes, provided this raw material is protected from oxidation and microbial development, for example with sulfur. The shoots obtained from annual pruning are also an important...
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