History of Bordeaux wine American domination of the reviewing of wine, especially Bordeaux. The result was a broader appeal of Bordeaux wine where the presence of "fruit" became a much more important factor than previously. This critical selection of grapes also resulted in many chateaux introducing second wines, so not to waste good but not optimum quality grapes. It was also the introduction of the "en primeur" concept where traders alongside critics are invited to Bordeaux six months after harvest, to sample the new wine. Bordeaux used to have a significant production of white wines, with Entre-deux-Mers, a primarily white wine area. Unlike the
Regional Bordeaux AOCs Bordeaux Blancs. All rosé and clairet wines are produced under regional appellations. The vineyard area devoted to the production of Bordeaux AOC wines is approximately , of which are used for red wine and for white wine. Average yearly production is 3,300,000 hectolitres, corresponding to approximately 431 million 75 cl bottles, with 2,300,100 hectolitres of red wine and 304,000 hectolitres of white wine. The maximal authorized yield for Bordeaux AOC is 55 hectoliter per hectare, and the alcohol level of the wine must be between 10 and 13 volume percent. Dry white Bordeaux may not have more than 4 grams