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Table 8 The effect of vehicular air pollution on of carotenoids (mg/g) contents of selected tree species in the Kumasi Metropolis

From: Roadside air pollution in a tropical city: physiological and biochemical response from trees

Sampling siteTree species
Terminalia catappaMangifera indicaFicus platyphyllaPolyalthia longifolia
Control0.19 ± 0.01b0.17 ± 0.02b0.19 ± 0.01b0.18 ± 0.02a
Arterial road I0.12 ± 0.03a0.14 ± 0.03ab0.16 ± 0.01ab0.17 ± 0.01a
Arterial road II0.16 ± 0.03b0.12 ± 0.01a0.14 ± 0.01a0.14 ± 0.01a
Arterial road III0.11 ± 0.02a0.13 ± 0.01ab0.14 ± 0.01a0.15 ± 0.02a
  1. Mean ± SE in the same column with different letters in superscript is significantly different (P < 0.05)