Heavy metal migration and risk transference associated with cyanobacterial blooms in eutrophic freshwater | |
Jia, Yunlu1,2; Chen, Wei1; Zuo, Yanxia3; Lin, Lizhou1,2; Song, Lirong1 | |
刊名 | SCIENCE OF THE TOTAL ENVIRONMENT
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2018-02-01 | |
卷号 | 613期号:1页码:1324-1330 |
关键词 | Cyanobacterial blooms Heavy metals Migration Crop irrigation Lake Taihu |
ISSN号 | 0048-9697 |
DOI | 10.1016/j.scitotenv.2017.09.180 |
英文摘要 | The distribution of metals in cyanobloom-forming lakes, and potential risks of these metals during irrigation with water derived from the bloom were evaluated in this study. Seven metals were monitored throughout a cyanobacterial bloom season in Lake Taihu. Cyanobloom bio-dilution of the targeted metals could be explained by the negative relationships between total phytoplankton metal contents (Cu, Fe, Zn, Pb and Cr) and Chl a concentrations (p < 0.05). Meanwhile, the ratios of extracellular bound to total cellular bound metals (Cu, Zn, Pb, Cr and Cd) were positively correlated with the ratios of cyanophyta to total phytoplankton (p < 0.01), indicating the enhanced extracellular bound of these metals during cyanobloom period. Secondly, Cd, Pb and Cr were detected in several local vegetables. In comparison to reference vegetables, vegetables (e.g., radish, soybean, and cowpea), which were irrigated with cyanobloom broth collected from Lake Taihu, presented high health risk index (HRI) and were not safe for human consumption. Collectively, the frequent dominant colonial Microcystis blooms which performed high metal affinity might mediate the distribution of heavy metals in lake and potentially transferred these pollutants into terrestrial system. (C) 2017 Published by Elsevier B.V. |
资助项目 | National Natural Science Foundation of China[41561144008] ; National Natural Science Foundation of China[40971249] |
WOS关键词 | LAKE TAIHU ; ALGAL BLOOMS ; MICROCYSTIS-AERUGINOSA ; HYPERTROPHIC LAKE ; MEILIANG BAY ; WASTE-WATER ; CHINA ; PHYTOPLANKTON ; MICROALGAE ; MANAGEMENT |
WOS研究方向 | Environmental Sciences & Ecology |
语种 | 英语 |
出版者 | ELSEVIER SCIENCE BV |
WOS记录号 | WOS:000414160500132 |
资助机构 | National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China ; National Natural Science Foundation of China |
内容类型 | 期刊论文 |
源URL | [http://ir.ihb.ac.cn/handle/342005/30753] ![]() |
专题 | 水生生物研究所_藻类生物学及应用研究中心_期刊论文 |
通讯作者 | Song, Lirong |
作者单位 | 1.Chinese Acad Sci, Inst Hydrobiol, State Key Lab Freshwater Ecol & Biotechnol, Wuhan 430072, Hubei, Peoples R China 2.Univ Chinese Acad Sci, Beijing 100049, Peoples R China 3.Chinese Acad Sci, Inst Hydrobiol, Ctr Anal & Determinat, Wuhan 430072, Hubei, Peoples R China |
推荐引用方式 GB/T 7714 | Jia, Yunlu,Chen, Wei,Zuo, Yanxia,et al. Heavy metal migration and risk transference associated with cyanobacterial blooms in eutrophic freshwater[J]. SCIENCE OF THE TOTAL ENVIRONMENT,2018,613(1):1324-1330. |
APA | Jia, Yunlu,Chen, Wei,Zuo, Yanxia,Lin, Lizhou,&Song, Lirong.(2018).Heavy metal migration and risk transference associated with cyanobacterial blooms in eutrophic freshwater.SCIENCE OF THE TOTAL ENVIRONMENT,613(1),1324-1330. |
MLA | Jia, Yunlu,et al."Heavy metal migration and risk transference associated with cyanobacterial blooms in eutrophic freshwater".SCIENCE OF THE TOTAL ENVIRONMENT 613.1(2018):1324-1330. |
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