植烟生态区、品种及其互作对烤烟多酚含量及品质的影响
陈燕, 陈强, 何轶, 喻会平, 郜军艺, 赵二卫, 陆引罡

Effects of Tobacco Planting Ecoregions, Varieties and Their Interactions on Polyphenol Content and Quality of Flue-Cured Tobacco
Chen Yan, Chen Qiang, He Yi, Yu Huiping, Gao Junyi, Zhao Erwei, Lu Yingang
图3 不同生态区及不同品种烤烟多酚类物质主成分分析
Fig.3 Principal component analysis of polyphenols in different varieties of flue-cured tobacco in different ecological regions