Grape Chemistry

 

Varietal                   Date                     Sugar (Brix)                 pH                                TA (% )
Barbera                            8-23-09                              21.6                                2.86                               1.80

                                            8-30-09                              23.8                                2.95                               1.69

                                            9-05-09                              25.4                                2.98                               1.41

                                            9-11-09                               25.8                                2.97                               1.31

                                            9-18-09                               25.5                                3.02                               1.11

                                            9-24-09 Bl 1,3,4              27.6                                 3.14                               1.13

                                            9-24-09Bl2                        26.4                                 3.13                               1.29

                                            10-02-09 Bl1,3,4            29.1                                 3.09                              1.08

                                            10-02-09 Bl2                    28.0                                3.08                               1.11

                                         

 

Primitivo                         8-23-09                            21.0                                  3.08                              1.04

                                             8-30-09                            23.6                                 3.17                               0.98

                                             9-05-09                            24.1                                  3.21                              0.84

                                             9-11-09                             23.8                                  3.39                             0.72

                                             9-18-09                             24.3                                  3.44                             0.69

 

Tempranillo                   8-23-09                            21.5                                   3.18                              0.68

                                             8-30-09                           23.8                                   3.25                              0.54

                                            9-05-09                            24.8                                   3.41                               0.48

 

Touriga Nacional         8-23-09                             18.5                                   2.84                              1.10

                                             8-30-09                            19.9                                   2.90                             0.89

                                             9-05-09                            21.0                                   3.00                            0.78

                                             9-20-09                            22.9                                   3.07                            0.66

                                             9-27-09                            24.6                                   3.13                             0.62

 

Tinto Cao                        9-27-09                             22.6                                   3.37                            0.54

      

Barbera (Bl 1/Bl 3 Experimental)

CONTROL                        9-05-09                             25.6                                  3.00                                1.40

                                             9-20-09                             28.1                                  3.11                                 1.10

HEDGED                           9-05-05                             23.6                                  2.95                                1.58

                                             9-20-09                             25.6                                 3.07                                1.20