L. delbrueckii subsp. bulgaricus, their numbers increased steadily during the 12 h fermentation. After 12 h, the numbers of S. thermophilus in both the cows' milk and the soy beverage were higher than those of L. delbrueckii subsp. bulgaricus.
L. delbrueckii subsp. bulgaricus, their numbers increasedsteadily during the 12 h fermentation. After 12 h, the numbersof S. thermophilus in both the cows' milk and the soy beveragewere higher than those of L. delbrueckii subsp. bulgaricus.