Fig. 2From: Integrated characterization of filler tobacco leaves: HS–SPME–GC–MS, E-nose, and microbiome analysis across different originsAnalysis of volatile organic compounds (VIP > 1.0) of the filler tobacco leaves identified and analyzed by HS–SPME–GC–MS and PLS-DA. A Volatile organic compound concentrations and clustering results. B Types of volatile organic compounds. C Concentrations of each group of volatile organic compounds. D Proportion of each group of volatile organic compoundsBack to article page