Marlborough wine producers have been cautioned by a tasting panel disappointed with the region's 2004 sauvignon blanc.
Tizwine tasting panel chairman Vic Williams said several of the Marlborough sauvignons showed evidence of overcropping and many struggled to get more than an average mark.
Marlborough Winegrowers chief executive Michelle Beckett said results from a small, localised competition were not great cause for concern.
Bad press for sauvignon blanc
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