At storage temperatures of 4 °C and −20 °C, the number of viable LAB cells shows a decreasing trend with the increase in storage time.
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Preparation and Application of Directed Vat Set Indigenous Freeze-Drying <i>Lentilactobacillus hilgardii</i> Q19 Starter in Winemaking.
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From 20 to 36 days, the viable control count showed a gradual increase, with the viable count growing from 10 6 CFU/mL to 10 7 CFU/mL; at 36 days to the end of MLF, the viable count of the control began to stabilize and did not show an increasing trend. 3.6.2.
hilgardii Q19 starter culture is highly significant.
When the L-Glutamic acid sodium salt was kept constant at 5 g/100 mL, the lyophilized survival rate of Q19 showed a trend of increasing and then decreasing as the amount of skimmed milk powder and yeast extract powder was increased.