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Carbon availability...
Carbon availability shifts the nitrogen removal pathway and microbial community in biofilm airlift reactor
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- Deng, Y. (författare)
- Institute of Agricultural Bio-Environmental Engineering, College of Bio-systems Engineering and Food Science, Zhejiang University, Hangzhou 310058, China
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- Ruan, Y. (författare)
- Institute of Agricultural Bio-Environmental Engineering, College of Bio-systems Engineering and Food Science, Zhejiang University, Hangzhou 310058, China
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- Taherzadeh, Mohammad J, 1965- (författare)
- Högskolan i Borås,Akademin för textil, teknik och ekonomi,Swedish Centre for Resource Recovery
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- Chen, J. (författare)
- Institute of Bioresource Engineering, Nanjing Technology University, Nanjing 210009, China
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- Qi, W. (författare)
- Institute of Agricultural Bio-Environmental Engineering, College of Bio-systems Engineering and Food Science, Zhejiang University, Hangzhou 310058, China
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- Kong, D. (författare)
- Agricultural Experiment Station, Zhejiang University, Hangzhou 310058, China
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- Ma, B. (författare)
- Department of Environmental Engineering, Zhejiang University, Hangzhou 310058, China
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- Xu, X. (författare)
- Department of Environmental Engineering, Zhejiang University, Hangzhou 310058, China
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- Lu, H. (författare)
- Department of Environmental Engineering, Zhejiang University, Hangzhou 310058, China
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(creator_code:org_t)
- Elsevier, 2021
- 2021
- Engelska.
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Ingår i: Bioresource Technology. - : Elsevier. - 0960-8524 .- 1873-2976. ; 323
- Relaterad länk:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- This study investigated the response of nitrogen removal performance and microbial community to different carbon composites in biofilm airlift reactors for wastewater treatment. Three reactors were filled with poly (butylene succinate) and bamboo powder composite at the blending ratio of 9:1, 1:1 and 1:9. Increasing the component of bamboo powder in the carrier reduced the carbon availability and had an adverse effect on nitrate removal efficiency. However, bamboo powder improved the ammonia removal rate which mainly through autotrophic nitrification. Three reactors exhibited distinct microbial compositions in both bacterial and fungal diversity. High inclusion of bamboo power decreased the relative abundance of denitrifiers Denitromonas and increased the relative abundance of nitrifiers, including Nitromonas, Nitrospina and Nitrospira. Moreover, correlation network revealed a competitive interaction between the taxa responsible for ammonia removal and nitrate removal processes. Those results indicated the feasibility of steering nitrogen removal pathway through carrier formulation in wastewater treatment.
Ämnesord
- NATURVETENSKAP -- Biologi -- Mikrobiologi (hsv//swe)
- NATURAL SCIENCES -- Biological Sciences -- Microbiology (hsv//eng)
Nyckelord
- Bacterial community
- Biofilm composite carrier
- Correlation network
- Fungal community
- Nitrogen removal
- Ammonia
- Availability
- Bamboo
- Biofilms
- Blending
- Carbon carbon composites
- Microorganisms
- Nitrates
- Nitrification
- Wastewater treatment
- Biofilm airlift reactors
- Carbon availability
- Competitive interactions
- Microbial communities
- Microbial composition
- Poly (butylene succinate)
- Removal performance
- bacterial RNA
- carbon
- fungal RNA
- nitrate
- nitrogen
- poly(butylene succinate)
- polymer
- RNA 16S
- unclassified drug
- biofilm
- bioreactor
- carbon budget
- denitrification
- microbial community
- nitrifying bacterium
- relative abundance
- Article
- autotroph
- bacterium
- denitrifyer
- Denitromonas
- effluent
- heterotroph
- microbial diversity
- Nitromonas
- Nitrospina
- Nitrospira
- nonhuman
- priority journal
- waste water management
- water quality
- microflora
- wastewater
- Bacteria (microorganisms)
- Bioreactors
- Microbiota
- Waste Water
- Resource Recovery
- Resursåtervinning
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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