Research Article

The Variations in the Soil Enzyme Activity, Protein Expression, Microbial Biomass, and Community Structure of Soil Contaminated by Heavy Metals

Figure 3

The effect of heavy metals on soil bacterial communities. (a) The DGGE profiles of the bacterial communities inhabiting each soil sample. (b) A principle component analysis based on the DGGE profiles of soil bacteria. (c) A cluster analysis based on the DGGE profiles of soil bacteria.
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(a)
803150.fig.003b
(b)
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(c)