A combined approach to evaluate activity and structure of soil microbial community in long-term heavy metals contaminated soils
A combined approach to evaluate activity and structure of soil microbial community in long-term heavy metals contaminated soils
复制标题
长期重金属污染土壤中土壤微生物群落活性和结构综合评价方法
DOI:
10.4491/eer.2017.063
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发表时间:
2017-08
影响因子:
3.5
通讯作者:
Yao J.
中科院分区:
文献类型:
--
作者:
Wang T.;Yuan Z.;Yao J.
In the present study, long-term heavy metals (HMs) contaminated soil samples from a well-known Pb/Zn smelting area in the southwest of China were collected, and physicochemical and biological characteristics of these samples were evaluated. Soil samples contained different concentrations of HMs, namely Pb, Zn, Cu, and Cd. Enzyme activity analyses combined with microcalorimetric analysis were used for soil microbial activity evaluation. Results showed that two soil samples, containing almost the highest concentrations of HMs, also shared the greatest microbial activities. Based on correlation coefficient analysis, high microbial activity in heavily HMs contaminated soil might be due to the high contents of soil organic matter and available phosphorus in these samples. High-throughput sequencing technique was used for microbial community structure analysis. High abundance of genera Sphingomonas and Thiobacillus were also observed in these two heavily contaminated soils, suggesting that bacteria belonging to these two genera might be further isolated from these contaminated soils and applied for future studies of HMs remediation. Results of present study would contribute to the evaluation of microbial communities and isolation of microbial resources to remediate HMs pollution.
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影响因子:
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作者:
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通讯作者:
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DOI:
10.1007/s11270-016-3100-z
发表时间:
2016-10
期刊:
Water, Air, and Soil Pollution
影响因子:
--
作者:
Yuan Zhimin;Zhao Yue;Guo Zunwei;Yao Jun
通讯作者:
Yao Jun