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白洋淀养殖区春季沉积物垂向微生物群落特征及驱动因素
引用本文:周石磊,孙悦,岳哿丞,张航,王周强,刘世崇,彭瑞哲,苑世超,李再兴,崔建升.白洋淀养殖区春季沉积物垂向微生物群落特征及驱动因素[J].环境科学学报,2020,40(5):1722-1733.
作者姓名:周石磊  孙悦  岳哿丞  张航  王周强  刘世崇  彭瑞哲  苑世超  李再兴  崔建升
作者单位:河北科技大学环境科学与工程学院,河北省污染防治生物技术实验室,石家庄050018,河北科技大学环境科学与工程学院,河北省污染防治生物技术实验室,石家庄050018,河北科技大学环境科学与工程学院,河北省污染防治生物技术实验室,石家庄050018,河北科技大学环境科学与工程学院,河北省污染防治生物技术实验室,石家庄050018,河北科技大学环境科学与工程学院,河北省污染防治生物技术实验室,石家庄050018,河北科技大学环境科学与工程学院,河北省污染防治生物技术实验室,石家庄050018,河北科技大学环境科学与工程学院,河北省污染防治生物技术实验室,石家庄050018,河北科技大学环境科学与工程学院,河北省污染防治生物技术实验室,石家庄050018,河北科技大学环境科学与工程学院,河北省污染防治生物技术实验室,石家庄050018,河北科技大学环境科学与工程学院,河北省污染防治生物技术实验室,石家庄050018
基金项目:国家自然科学青年基金项目(No.51909056);河北科技大学引进人才科研启动基金项目(No.1181278)
摘    要:结合16S rRNA高通量测序技术,对春季白洋淀养殖区(后塘和西李庄)沉积物垂向细菌群落演变特征及影响因素进行解析.结果表明:春季白洋淀沉积物环境因子(硝态氮、铵态氮、溶解性总磷、紫外光谱指数、三维荧光光谱指数和荧光组分强度)均呈现显著差异(p<0.05),后塘采样点的硝态氮和铵态氮含量明显高于西李庄采样点;高通量测序得到23527个OTU,共分为11个主要门类,其中,变形菌门占比最大,达到15.33%~50.59%;α-多样性显示除辛普森指数和覆盖率外,ACE指数、Chao指数及香农指数呈现显著差异(p<0.05),并且在后塘采样点高于西李庄;主坐标分析表明,后塘与西李庄采样点沉积物细菌群落存在显著差异,与Adonis分析的结果相一致(p<0.01);RDA分析发现,硝态氮和铵态氮是驱动沉积物细菌群落结构演变的主要环境因素;物种间网络分析显示,春季后塘和西李庄都为8个主要的模块,西李庄正向相关的边所占比例高达84.79%,明显高于后塘的62.82%;西李庄有244个关键物种OTU,也高于后塘的59个关键物种OTU;相关性分析得出两个采样点在主要属和模块上都存在差异,硝态氮、铵态氮、腐殖化指数(HIX)及生物源指数(BIX)是其主要环境因子.综上,通过对该时期养殖区沉积物垂向细菌群落演变特征及影响因素进行研究,可为白洋淀养殖区的污染控制提供技术支持.

关 键 词:细菌群落  白洋淀  春季  网络分析  驱动因素
收稿时间:2019/10/27 0:00:00
修稿时间:2019/11/27 0:00:00

Vertical distribution characteristics and driving factors of microbial community of spring culture area sediments in Baiyangdian Lake
ZHOU Shilei,SUN Yue,YUE Gecheng,ZHANG Hang,WANG Zhouqiang,LIU Shichong,PENG Ruizhe,YUAN Shichao,LI Zaixing and CUI Jiansheng.Vertical distribution characteristics and driving factors of microbial community of spring culture area sediments in Baiyangdian Lake[J].Acta Scientiae Circumstantiae,2020,40(5):1722-1733.
Authors:ZHOU Shilei  SUN Yue  YUE Gecheng  ZHANG Hang  WANG Zhouqiang  LIU Shichong  PENG Ruizhe  YUAN Shichao  LI Zaixing and CUI Jiansheng
Institution:Pollution Prevention Biotechnology Laboratory of Hebei Province, School of Environmental Science and Engineering, Hebei University of Science and Technology, Shijiazhuang 050018,Pollution Prevention Biotechnology Laboratory of Hebei Province, School of Environmental Science and Engineering, Hebei University of Science and Technology, Shijiazhuang 050018,Pollution Prevention Biotechnology Laboratory of Hebei Province, School of Environmental Science and Engineering, Hebei University of Science and Technology, Shijiazhuang 050018,Pollution Prevention Biotechnology Laboratory of Hebei Province, School of Environmental Science and Engineering, Hebei University of Science and Technology, Shijiazhuang 050018,Pollution Prevention Biotechnology Laboratory of Hebei Province, School of Environmental Science and Engineering, Hebei University of Science and Technology, Shijiazhuang 050018,Pollution Prevention Biotechnology Laboratory of Hebei Province, School of Environmental Science and Engineering, Hebei University of Science and Technology, Shijiazhuang 050018,Pollution Prevention Biotechnology Laboratory of Hebei Province, School of Environmental Science and Engineering, Hebei University of Science and Technology, Shijiazhuang 050018,Pollution Prevention Biotechnology Laboratory of Hebei Province, School of Environmental Science and Engineering, Hebei University of Science and Technology, Shijiazhuang 050018,Pollution Prevention Biotechnology Laboratory of Hebei Province, School of Environmental Science and Engineering, Hebei University of Science and Technology, Shijiazhuang 050018 and Pollution Prevention Biotechnology Laboratory of Hebei Province, School of Environmental Science and Engineering, Hebei University of Science and Technology, Shijiazhuang 050018
Abstract:
Keywords:bacterial community  Baiyangdian Lake  spring  network analysis  driving factor
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