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蜜桃酒酿造菌种的筛选

Screening of a Yeast Strain for Peach Wine Production

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利用久保蜜桃为原料,采用平板涂布法在其表皮上筛选得到9株酵母菌,分别为HJ2-1、HJ2-2、HJ6-1、HJ6-2、HJ6-3、HJA-1、HJA-2、HJB-1、HJC-1.通过进一步研究这9株酵母的酿造特点、产酒能力及对桃酒理化指标和感官品质的影响,并与葡萄酒高活性干酵母BV818(安琪酵母股份有限公司)进行比较,最终筛选出HJ2-1的发酵产酒能力强,酿造的桃酒酒精度可达13.4%vol,总酸、挥发酸、总糖和干浸出物的含量分别为4.1 g/L、0.24 g/L、1.75 g/L和37.81 g/L;感官特点为微黄透明,桃香怡人,酸甜适口,且稳定性好.该菌株适合大规模生产酿造桃酒.
Okubo peach was used as raw material. 9 yeast strains were collected from its skin including HJ2-1, HJ2-2, HJ6-1, HJ6-2, HJ6-3, HJA-1, HJA-2, HJB-1 and HJC-1 by the method of plate coating. Through the study on the fermenting characteristics and wine-producing capability of the 9 strains and their effects on physiochemical indexes and sensory quality of peach wine, and the comparison of the 9 strains with high-active dry yeast BV818 from Angel Yeast Co. Ltd., yeast strain HJ2-1 was finally screened out. Alcohol content in peach wine produced by yeast strain HJ2-1 reached up to 13.4 %vol, and the content of total acids, volatile acid, total sugar and dry extract were 4.1 g/L, 0.24 g/L, 1.75 g/L and 37.81 g/L, respectively. The produced wine was yellowish transparent with enjoyable peach smell and good taste and stability. Such strain was suitable for large-scale production of peach wine.

peach wineyeast strainscreenfermentationfruit wine

李泽霞、王新磊、胡铁功、王明远

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河北衡水老白干酒业股份有限公司,河北 衡水 053000

河北省白酒酿造工程技术研究中心,河北 衡水 053000

桃酒 菌种 筛选 发酵 果酒

2017

酿酒科技
中国酿酒信息中心 贵州省轻工科学研究所

酿酒科技

CSTPCD
影响因子:0.589
ISSN:1001-9286
年,卷(期):2017.(9)
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