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2篇 您的检索式:作者名="Yuanying Xiang"
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1Effect of air-exposed biocathode on the performance of a Thauera-dominated membraneless single-chamber microbial fuel cell (SCMFC)显示文摘To investigate the effect of air-exposed biocathode(AEB) on the performance of singlechamber microbial fuel cell(SCMFC), wastewater quality, bioelectrochemical characteristics and the electrode biofilms were researched. It was demonstrated that exposing the biocathode to air was beneficial to nitrogen removal and current generation. In Test 1 of 95%AEB, removal rates of ammonia, total nitrogen(TN) and chemical oxygen demand(COD)reached 99.34% ± 0.11%, 99.34% ± 0.10% and 90.79% ± 0.12%, respectively. The nitrogen removal loading rates were 36.38 g N/m^3/day. Meanwhile, current density and power density obtained at 0.7 A/m3 and 104 m W/m^3 respectively. Further experiments on opencircuit(Test 2) and carbon source(Test 3) indicated that this high performance could be attributed to simultaneous biological nitrification/denitrification and aerobic denitrification, as well as bioelectrochemical denitrification. Results of community analysis demonstrated that both microbial community structures on the surface of the cathode and in the liquid of the chamber were different. The percentage of Thauera, identified as denitrifying bacteria, maintained at a high level of over 50% in water, but decreased gradually in the AEB. Moreover, the genus Nitrosomonas, Alishewanella, Arcobacter and Rheinheimera were significantly enriched in the AEB, which might contribute to both enhancement of nitrogen removal and electricity generation.Nuan Yang Guoqiang Zhan Tingting Wu Yanyan Zhang Qinrui Jiang Daping Li Yuanying Xiang 2018Journal of Environmental Sciences2018,30,4:4
2Monitoring of Avian Influenza Virus and Newcastle Disease Virus in Suichuan Region of Jiangxi Province显示文摘[Objective] The research aimed to investigate the epidemiological characteristics of Avian influenza virus( AIV) and Newcastle disease virus( NDV)of wild Ardeid birds in Suichuan region of Jiangxi Province. [Method] A total of 110 nasopharyngeal swabs and 110 cloacal swabs of Ardeid birds were collected from Suichuan region of Jiangxi Province in October of 2014. The swabs were conducted the virus isolation using SPF chicken embryos,suspected positive samples were screened by hemagglutination( HA) test and identified by Reverse Transcription-Polymerase Chain Reaction( RT-PCR). [Results] HA titre of all 110 test samples was 0 except four samples. Detection on AIV and NDV of the test samples by RT-PCR showed that all the samples were negative,which indicated that the infection risk of avian influenza( AI) and newcastle disease( ND) of Ardeid birds in Suichuan region in Jiangxi Province in the summer of 2014 was low. [Conclusion] The research provided the basic data for studying the infection situations of AI and ND of wild waterfowl in Jiangxi Province.Geng Haidong Jin Hongmei Zhang Yanjun Zhang Xiaolin Zhang Jiajie Li Xiang Zhou Changyu Ding Yuanying Gao Guangyu Wang Zhuole Qiao Dan Li Yinxue Zhai Xiwen Hua Yuping Zhang Guogang Chai Hongliang 2016Animal Husbandry and Feed Science2016,8,4:0
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