Distributions, Sources, and Backward Trajectories of Atmospheric Polycyclic Aromatic Hydrocarbons at Lake Small Baiyangdian, Northern China

<table>Isomer ratios of (Fla/Fla + Pyr), Baa/(Baa + Chr), and IcdP/(IcdP + BghiP).</table>

The Scientific World Journal

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Figure 7

Figure 7: Distributions, Sources, and Backward Trajectories of Atmospheric Polycyclic Aromatic Hydrocarbons at Lake Small Baiyangdian, Northern China 

Figure 7 | Distributions, Sources, and Backward Trajectories of Atmospheric Polycyclic Aromatic Hydrocarbons at Lake Small Baiyangdian, Northern China 