Distribution and Fractional Composition of Petroleum Hydrocarbons in Roadside Soils
Figure 2
Boxplot of combined GC-MS and gravimetric datasets of TPH concentrations (mg kg−1 dry soil) at the windward and leeward sides depending on the distance from road, Traktorostroiteley avenue; bold lines: median values, boxes: upper and lower quartiles, whiskers: data ranges, and circles: outliers.
