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Based on theanalysis of agriculturalsoil sampled along main roadside in Changchun. Get the pollution of polycyclic aromatic hydrocarbons in soil, distribution feature of polycyclic aromatic hydrocarbons (PAHs) in agricultural along main roadside in Changchun was investigated; Results showed that the total content of polycyclic aromatic hydrocarbons in soil along Highway in Changchun range 1572.4-4390.2 μg, at a high level, and 3~4 rings were the main pollutions. Evaluation of the soils with the N.L.Nemerow composite index and the standard for PAHs management of agricultural soils in Canada showed 57% of the samples reached the level of heavy pollution; 29% of the samples reached the level of moderate pollution and the level of light pollution. Evaluation of the agricultural soil along main rode in Changchun had been polluted more serious.

Distribution and Ecological Risk Assessment of Polycyclic Aromatic Hydrocarbons in Agricultural Soil along Main Roadside in Changchun