CAJ | 학술논문

采用湘南烟区2007~2011年烟叶外观质量指标数据，运用专家咨询法、因子分析法、模糊数学等方法，建立了基于主成分分析和聚类分析的烟叶质量评价模型，并对湘南烟区14个县市84个烟叶样品进行烟叶外观质量分类评价。结果表明：2007~2011年湘南烟区烟叶外观质量指标变异系数小，年度间差异只有2008年偏大；成熟度是影响烟叶外观质量的最主要因子，占总权重的20%；84个样品的两个主成分聚类与主成分总分聚类结果相差不大，而湘南烟区烟叶外观质量集中在第2类烟（占32.14%），其次是第3类烟（占29.76%），而第5类烟最少（占3.57%）。
채용상남연구2007~2011년연협외관질량지표수거，운용전가자순법、인자분석법、모호수학등방법，건립료기우주성분분석화취류분석적연협질량평개모형，병대상남연구14개현시84개연협양품진행연협외관질량분류평개。결과표명：2007~2011년상남연구연협외관질량지표변이계수소，년도간차이지유2008년편대；성숙도시영향연협외관질량적최주요인자，점총권중적20%；84개양품적량개주성분취류여주성분총분취류결과상차불대，이상남연구연협외관질량집중재제2류연（점32.14%），기차시제3류연（점29.76%），이제5류연최소（점3.57%）。
By using expertconsultation method,factoranalysisand fuzzy mathematics,a quality assessmentmodeloftobacco leavesbased on principalcomponentanalysis and clustering analysis was constructed according to appearance quality index data oftobacco area in South Hunan during 2007~2011,and then a classified assessment of appearance quality of tobacco leaves was conducted among 84 leaf samples from14countiesandcitiesinSouthHunan.ResultsshowedthatthecoefficientofvariationofSouth-Hunantobaccoareaduring2007~2011 wassmall,andtherewasarelativelyhugedifferencebetweenyearsonlyin2008.M aturityisamainfactorthataffectstheappearancequality oftobacco leaves,which occupies a proportion of20% .N o obvious differences were found between two principalcomponentclustering and totalclustering,and the appearance quality oftobacco leavesin South-Hunan tobacco area much belonged to the second category ofcigarette (about32.14% ),nextto the third category (about29.76% ),and leastto the fifth (about3.57% ).