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机构地区:[1]石家庄市农林科学研究院/河北省小麦工程技术研究中心,河北石家庄050041
出 处:《麦类作物学报》2011年第3期462-468,共7页Journal of Triticeae Crops
基 金:石家庄市科学技术研究与发展计划项目(08149012A)
摘 要:为了给小麦品质育种及加工提供参考,系统研究了河北省推广小麦品种面粉及加工制品的色泽状况,并进行了相关性分析。结果表明,河北省小麦面粉样品白度值平均为76.19%,变幅为73.67%~81.17%;L*值平均为95.76,变幅为94.53~96.67,a*值平均为0.56,变幅为0.25~0.79,b*值平均为8.79,变幅为6.64~10.67;加工成生面片后样品L*值下降,a*、b*值上升,制成熟面片后样品L*、a*值整体下降,b*值略有上升;河北省小麦面粉样品色泽在红-绿方向都略偏向红色,在黄-蓝方向都偏向黄色;同时各小麦品种的面粉及加工成生、熟面片的L*、a*、b*值之间存在差异,其中面粉的b*值与其色泽相关性最大。This article studied the colors of wheat flours and their processed products of Hebei province systematically,and their correlation with each other were analyzed and ranked.The results showed that: Average of wheat flour whiteness of Hebei province was 76.19%,and the range was 73.67% ~ 81.17%.Average of L* value of wheat flours of Hebei province was 95.76,and the rang was 94.53 ~ 96.67.Average of a* value was 0.56,and the rang was 0.25~0.79.Average of b* value was 8.79,and the rang was 6.64~10.67.After the wheat flours were made into raw dough sheets,the values of L* rose and a*and b* values dropped.After the raw dough sheets were cooked,the values of L* and a* dropped and b* values rose slightly.In red-green direction,the colors of the wheat flour tended to red,and in yellow-blue direction,they tended to yellow.And this article also indicated that there were differences between L*,a*,b* value of the specific wheat flour,and the raw and cooked dough sheets.The research results would be useful for breeding and food processing,and b* value of wheat flours was most relevant to their color.
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