Open Access

Tabla 1.

Total yeast and bacterial counts Oog CFU/mL) determined during the spontaneous fermentation of Chilean grape berries.

Grape variety Yeast
LAB
pH
logCFU/mL
Day 0 Day 14 Day 0 Dav l4 Day 0 Day 14
Cabernet Sauvignon 2.81 ± 0.07 A 6.39 ± 0.12A 2.13 ± 0.26 A 5.40 ± 0.11 A 3.67 ± 0.01 A 3.68 ± 0.04 A
Chardonnay 3.08 ± 0.00 A 6.17 ± 0.02 B 2.38 ± 0.90 B 5.55 ± 0.006 A 3.60 ± 0.00 B 3.55 ± 0.00 B
Carignan 2.69 ± 0.08 B 6.57 ± 0.09 C 1.72 ± 0.05 C 5.60 ± 0.17 A 3.50 ± 0.03 B 3.52 ± 0.04 B
Merlot 3.19 ± 0.03 C 6.23 ± 0.10 B 1.81 ± 0.08 C 5.61 ± 0.04 A 3.58 ± 0.01 B 3.55 ± 0.02 B
Pinot 3.36 ± 0.03 D 6.86 ± 0.37 D 1.69 ± 0.08 C 4.61 ± 0.04 B 3.43 ± 0.00 C 3.59 ± 0.00 B
Syrah 2.89 ± 0.14 A 6.24 ± 0.56 B 1.82 ± 0.17 C 5.08 ± 0.01 C 3.47 ± 0.01 C 3.26 ± 0.01 C
*

Yeast population correspond to counts m WLN agar. Lactic acid bacteria (LAB) population correspond to counts m MRS agar. Values represent the average ± standard deviation of two trials conducted in triplicated. Different letters within columns represent significant differences (α = 0.05)

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