Open Access

Tabla 6

Caracterización fisicoquímica de los vinos obtenidos a partir de uvas sobremadura.

2018

Control SN48h SN96h SC48h SC96h
AT (g/L) 4.629 ± 0.027 a 4.763 ± 0.067 a 4.905 ± 0.080 a 5.102 ± 0.241 b 5.554 ± 0.013 b
AV (g/L) 0.162 ± 0.012 a 0.184 ± 0.031 a 0.400 ± 0.024 b 0.231 ± 0.012 a 0.366 ± 0.021 b
% Alc. 11.854 ± 0.182 a 13.430 ± 0.060 a 14.633 ± 0.159 a,b 13.656 ± 0.398 a 16.584 ± 0.016 c
AR (g/L) 1.418 ± 0.285 a 1.922 ± 0.330 b 2.220 ± 0.509 b 1.733 ± 0.107 a,b 2.998 ± 0.264 c
IPT 7.990 ± 0.141 a 6.540 ± 0.170 b 6.090 ± 0.269 b 6.450 ± 0.891 b 8.160 ± 0.085 a
Abs 420 0.074 ± 0.015 a 0.093 ± 0.008 a 0.093 ± 0.001 a 0.109 ± 0.008 b 0.110 ± 0.002 b

2019

Control SN48 h SN96 h SC48h SC96 h

AT (g/L) 5.570 ± 0.098 a 5.810 ± 0.104 a 6.480 ± 0.057 b 6.320 ± 0.421 b 6.460 ± 0.268 b
AV (g/L) 0.189 ± 0.030 a 0.214 ± 0.012 a 0.256 ± 0.036 b 0.296 ± 0.016 b 0.489 ± 0.080 c
% Alc. 10.756 ± 0.430 a 12.380 ± 0.320 a,d 14.299 ± 0.190 b 13.420 ± 0.598 b,d 16.240 ± 0.480 c
AR (g/L) 1.356 ± 0.018 a 1.976 ± 0.143 b 1.447 ± 0.169 a,b 1.238 ± 0.188 a 4.813 ± 0.268 c
IPT 6.513 ± 0.091 a 4.976 ± 0.100 b 3.790 ± 0.082 c 5.713 ± 0.712 b 10.268 ± 0.55 d
Abs 420 0.040 ± 0.010 a 0.051 ± 0.010 a,d 0.062 ± 0.001 b,d 0.073 ± 0.010 b 0.110 ± 0.01 c

AT: Acidez Total; AV: Acidez volátil; AR: Azúcares Residuales; IPT: Índice de Polifenoles Totales. Letras distintas en el superíndice indican diferencias significativas entre las muestras (ANOVA p <0.05) determinado por un ANOVA bidireccional aplicando test de Bonferroni (BSD) test.

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