Malic acid degradation ability, strong tolerance.
Cabernet Sauvignon grape juice with a sugar content of 200g/L was used as raw material for alcohol fermentation with yeast at 25° C, and then malolactic fermentation was performed by adding strains at 20 ° C.
The changes of malic acid content in apple milk during fermentation are shown in the table below.
Apple milk fermentation days |
ICAB 2049 |
Commercial strain |
0 day |
2.459 |
2.459 |
3 day |
2.314 |
2.279 |
6 day |
2.039 |
2.102 |
9 day |
1.838 |
2.003 |
12 day |
1.694 |
1.903 |
15 day |
1.452 |
1.603 |
18 day |
0.997 |
1.209 |
21 day |
0.725 |
0.871 |
24 day |
0.416 |
0.502 |
27 day |
0.186 |
0.212 |