THE HERBACEOUS CHARACTER OF WINES

M Mozzon, S Savini, E Boselli, J Thorngate
Ital. J. Food Sci   unpublished
The herbaceous (vegetative) character of wine can be sensorially pleasant or not depending on different circumstances. This character can be specific to a particular grape cultivar (an endogenous varietal character) or produced during the winemaking procedure, from either an endogenous or exogenous cause. Several volatile wine components containing oxygen (aldehydes and alcohols with 6 carbon atoms), nitrogen (alkylmethoxypyrazines), and selected sulfur compounds (thiols, sulfides, disulfides)
more » ... re reviewed and described. The effects of micro-oxygenation and storage in wood on the herbaceous post-fermentative character are discussed. Finally, the preventive tools and winemaking technologies used to reduce or to control this sensory character are described.
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