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基于特征向量的烤烟外观质量分类评价

Classification and Evaluation of Appearance Quality of Flue-cured Tobacco Based on Eigenvector

  • 摘要: 为了更好地评价烤烟外观质量,在烤烟外观质量量化评价体系基础上,引入烤烟外观质量特征向量,运用指数和法初步建立了烤烟外观质量分类方法,对2007年我国94个典型生态点的初烤中部烟叶外观质量进行了分类评价。结果表明,2007年我国烤烟中部烟叶颜色以桔黄为主,成熟度较好,叶片结构疏松,色度和油分相对较好,多数烟叶样品身份适中,少部分厚度偏薄。用建立的烤烟外观质量分类方法对2007年中部烤烟样品的评价结果,能客观反映当前初烤烟叶外观质量状况。

     

    Abstract: In order to better evaluate the appearance quality of flue-cured tobacco,the eigenvectors of flue-cured tobacco appearance quality were introduced and the classification method of appearance quality on the basis of the quantified evaluation system of flue-cured tobacco appearance quality was preliminarily established with index sum method.The appearance quality of cured cutters from 94 typical ecological areas grown in 2007 was classified and evaluated.The results showed that these leaves were mainly orange with better ripeness,open structure,better color and oil.Most leaves were moderate in body,though a few leaves slightly thinner.The results of appearance quality evaluation of these samples by the classification method could objectively represent the quality status of current cured tobacco leaves.

     

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