Variation of Diatoms and Silicon in a Tributary of the Three Gorges Reservoir: Evidence of Interaction | |
Xiao, Wei1; Huang, Yubo2; Mi, Wujuan2; Wu, Hongyan1; Bi, Yonghong2 | |
刊名 | WATER |
2019-07-01 | |
卷号 | 11期号:7页码:13 |
关键词 | diatom cell density dissolved silicon biogenic silicon |
ISSN号 | 2073-4441 |
DOI | 10.3390/w11071369 |
英文摘要 | To gain insight into the variation of diatoms and silicon and their interaction in a tributary of the Three Gorges Reservoir (TGR), the Xiangxi River was chosen as a representative tributary, and dissolved silicon (DSi) and biogenic silicon (BSi) were investigated monthly from February 2015 to December 2016, accompanied by diatom species composition and cell density analyses. The results showed that the diatom population and its relationship with silicon concentration were significantly different between the lacustrine zone and riverine zone (P < 0.05). The cell density in the lacustrine zone (6.20 x 10(5) similar to 9.97 x 10(7) cells/L) was significantly higher than that in the riverine zone (7.90 x 10(4) similar to 1.81 x 10(7) cells/L) (P < 0.01). Water velocity was a key factor in determining the diatom species composition. Centric diatoms were the dominant species in the lacustrine zone, and pennate diatoms were the primary species in the riverine zone, which indicated that centric diatoms outcompete pennate diatoms under the influence of the TGR's operation. BSi showed a significant linear relationship with the cell density. DSi had a significant negative relationship with the cell density in the lacustrine zone, while no significant relationship was found in the riverine zone. This meant that the main contributor to BSi was diatoms, but DSi was primarily affected by water discharge, not diatom uptake. It could be deduced that the spatiotemporal heterogeneity of diatom communities was influenced by the TGR's operation. Silicon cycling in the tributary was significantly affected by diatoms, and the current concentration of DSi was sufficient for diatom growth and showed no significant effects on the diatom community. |
资助项目 | Science and Technology Research Project of China Three Gorges Corporation[0704098] ; National Natural Science Foundation of China[31123001] |
WOS关键词 | BIOGENIC SILICA ; DISSOLVED SILICATE ; CHANGJIANG RIVER ; YANGTZE-RIVER ; PHYTOPLANKTON ; GROWTH ; LAKE ; RETENTION ; DYNAMICS ; NUTRIENT |
WOS研究方向 | Water Resources |
语种 | 英语 |
出版者 | MDPI |
WOS记录号 | WOS:000480632300054 |
资助机构 | Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; 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 ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; 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 ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; 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 ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; 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 ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; 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 ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; 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 ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; 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 ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; Science and Technology Research Project of China Three Gorges Corporation ; 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/342005/33201] |
专题 | 水生生物研究所_中科院水生所知识产出(2009年前) |
通讯作者 | Bi, Yonghong |
作者单位 | 1.Hubei Univ Technol, Sch Civil Engn Architecture & Environm, Wuhan 430068, Hubei, Peoples R China 2.Chinese Acad Sci, Inst Hydrobiol, State Key Lab Freshwater Ecol & Biotechnol, Wuhan 430072, Hubei, Peoples R China |
推荐引用方式 GB/T 7714 | Xiao, Wei,Huang, Yubo,Mi, Wujuan,et al. Variation of Diatoms and Silicon in a Tributary of the Three Gorges Reservoir: Evidence of Interaction[J]. WATER,2019,11(7):13. |
APA | Xiao, Wei,Huang, Yubo,Mi, Wujuan,Wu, Hongyan,&Bi, Yonghong.(2019).Variation of Diatoms and Silicon in a Tributary of the Three Gorges Reservoir: Evidence of Interaction.WATER,11(7),13. |
MLA | Xiao, Wei,et al."Variation of Diatoms and Silicon in a Tributary of the Three Gorges Reservoir: Evidence of Interaction".WATER 11.7(2019):13. |
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