鸭汤熟制过程中营养与风味特性的变化分析Analysis on the Characteristics of Nutrition and Flavor in the Cooking Process of Duck Soup
穆华荣
摘要(Abstract):
以高邮鸭为原料,研究熟制条件对鸭汤营养与风味特性的影响。使用氨基酸自动分析法、GC-MS法序时检测鸭汤在熟制过程中游离氨基酸、游离脂肪酸、挥发性风味物指标的变化。结果显示:鸭汤中游离氨基酸、游离脂肪酸的总量均呈先增加后减少的趋势,检测出挥发性风味化合物61种,表明熟制时间对三类指标的变化均有显著性影响(P<0.05)。结论:鸭汤中游离氨基酸、游离脂肪酸增加了其营养价值,其风味并不是由一种至数种挥发物简单叠加所致,而是由醇类、醛类、烷类、烷酸类、醚类、酯类、烯类、酮类等多类挥发性风味物质的协同作用形成,具有综合性特征。
关键词(KeyWords): 鸭汤;游离氨基酸;游离脂肪酸;挥发性风味物;成分分析
基金项目(Foundation): 江苏省科技厅项目(BN2010228)
作者(Author): 穆华荣
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