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中国精品科技期刊2020
王文娟, 陈娟, 张荣, 王洪志, 龙虎, 唐俊妮. 黄心猕猴桃果酒主发酵工艺参数的优化[J]. 食品工业科技, 2017, (21): 216-219. DOI: 10.13386/j.issn1002-0306.2017.21.042
引用本文: 王文娟, 陈娟, 张荣, 王洪志, 龙虎, 唐俊妮. 黄心猕猴桃果酒主发酵工艺参数的优化[J]. 食品工业科技, 2017, (21): 216-219. DOI: 10.13386/j.issn1002-0306.2017.21.042
WANG Wen-juan, CHEN Juan, ZHANG Rong, WANG Hong-zhi, LONG Hu, TANG Jun-ni. Optimization of the primary fermentation technology of ‘Jinyan'kiwifruit wine[J]. Science and Technology of Food Industry, 2017, (21): 216-219. DOI: 10.13386/j.issn1002-0306.2017.21.042
Citation: WANG Wen-juan, CHEN Juan, ZHANG Rong, WANG Hong-zhi, LONG Hu, TANG Jun-ni. Optimization of the primary fermentation technology of ‘Jinyan'kiwifruit wine[J]. Science and Technology of Food Industry, 2017, (21): 216-219. DOI: 10.13386/j.issn1002-0306.2017.21.042

黄心猕猴桃果酒主发酵工艺参数的优化

Optimization of the primary fermentation technology of ‘Jinyan'kiwifruit wine

  • 摘要: ‘金艳’黄心猕猴桃是一种具有优良食用品质的猕猴桃新品种,目前鲜有关于黄心猕猴桃酿造果酒的研究报道。本文以四川蒲江地区所产的‘金艳’黄心猕猴桃为原料,探讨了黄心猕猴桃果酒主发酵的最佳工艺条件。采用单因素实验和正交实验,以还原糖、总酸、pH、透光率、酒精度和感官评价等为指标研究了不同的发酵方式、SO2添加量、酵母接种量以及初始糖度对黄心猕猴桃果酒品质的影响。研究结果表明,以黄心猕猴桃浊汁进行发酵,发酵原汁初始糖度为23°Brix,添加SO2为80 mg/L,按0.4 g/L接种活性干酵母,发酵5 d结束主发酵,得到发酵原酒的还原糖为8.35 g/L,总酸为13.28 g/L,pH为3.43,透光率高达94.9%,酒精度为9.11(v/v),酒体澄清透亮,既有原果的清香,又有醇厚的酒香,为猕猴桃深加工产品的开发和生产提供理论依据。 

     

    Abstract: Kiwifruit‘Jinyan'is a new variety with excellent eating quality, while there were few research reports about its brewing presently.In this study, kiwifruits ‘Jinyan'produced in Pujiang city of Sichuan province were used as raw materials and the optimum primary fermentation technology of kiwifruit wine was investigated.Effects of fermentation modes, SO2 addition amounts, yeast inoculation amounts and initial sugar concentrations on the quality of kiwifruit wine were discussed through single factor experiments as well as orthogonal experiments, with indicators including reducing sugar, total acid, p H, light transmittance, alcohol degree and sensory evaluation. The results demonstrated that the optimal primary fermentation condition was to use fruit juice fermentation, adjust initial sugar content to 23° Brix, inoculate yeast of 0.4 g/L, add SO2 amount of80 mg/L. The primary fermentation finished after 5 d, and kiwifruit raw wine was obtained with the reducing sugar of 8.35 g/L, the total acid of 13.28 g/L, p H value of 3.43, transmittance of 94.9%, and alcohol degree of 9.11 ( v/v) , respectively. The produced wine had clear and transparent wine body, with both kiwifruit aroma and alcohol aroma. The results provided a theoretical basis for the deep processing technology of kiwifruit.

     

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