西南烟区烤烟表面颜色特征量化分析

Gaili Wang,Huanju Zhen,Xianbin Zheng,Jianjun Yu,Yue Li,Chunyang Wei,Jianjun Hu

Shandong Agricultural Sciences（2017）

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Abstract

为探析西南烟区不同部位烤烟表面颜色特征,采用L*a*b*颜色空间表征方法对西南烟区20个植烟县不同部位的烤烟表面颜色进行量化分析.结果表明:①西南烟区烤烟下部叶的明度(L*)和黄度(b*)最高,红度(a *)以上部叶最高,中部叶表面颜色特征参数变异程度最大;②随烟叶部位上升,西南烟区烤烟表面颜色明度(L*)和黄度(b *)逐渐降低,而红度(a*)逐渐升高;③西南烟区烤烟表面颜色的明度(L*)与黄度(b*)、颜色饱和度(C*)存在显著或极显著正相关,与红度(a*)存在极显著负相关.

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