Strain A was selected as ADY production yeast, its suitable culture temperature was 32 C, specific growth rate was 0.2481/h in malt extract, trehaloase accumulation could reach 8.59% in shake flask.

• 选定菌株A作为葡萄酒活性干酵母生产菌株，其最适培养温度为32℃，在麦芽汁培养基中的最大比生长速率为0.；2481/h，在摇瓶培养条件下，海藻糖的积累量可达细胞干重的8