Fig. 1From: Effect of pyrene-induced changes in root activity on growth of Chinese cabbage (Brassica campestris L.), and the health risks caused by pyrene in Chinese cabbage at different growth stagesResidual pyrene concentration (a), dissipation ratio of pyrene (b) in soil and pyrene concentration in Chinese cabbage (c) at different growth stages of Chinese cabbage. Values are means ± standard errors of three replicatesBack to article page