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Fig. 2 | Annals of Microbiology

Fig. 2

From: Diagnosing bioremediation of crude oil-contaminated soil and related geochemical processes at the field scale through microbial community and functional genes

Fig. 2

Variations in a oil content, b–d nitrogen concentration, and e–h other physical and chemical parameters. A five-point sampling, coning, and quartering method was used to collect samples, thus a mixed sample was collected in each block at each time. Error bars present the standard deviation (SD) of test results (n = 2)

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