Fig. 3From: Monitoring polycyclic aromatic hydrocarbon concentrations and distributions in rice paddy soils from Gyeonggi-do, Ulsan, and PohangRatios of low molecular weight PAHs (LMWPAHs)/high molecular weight PAHs (HMWPAHs) in samples taken from sites in Gyeonggi province, Ulsan, and PohangBack to article page