Effects of 4-n-nonylphenol on soil bacterial community structure.

<p>Effects of 4-n-nonylphenol (NP) on soil bacterial community structure, as shown from nmMDS of data from T-RFLP analyses after 28 (a) and 70 (b) days of incubation. Legends: Treatment NP low (Δ; 0.5 mg kg<sup>−1</sup> dry soil) and NP high (▴; 10 mg kg<sup>−1</sup> dry soil), solvent control (×; no chemical added) and original soil sample (○).</p>