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Soil microbial community and its interaction with soil carbon and nitrogen dynamics following afforestation in central China

文献类型:期刊论文

作者Deng, Qi1; Cheng, Xiaoli1; Hui, Dafeng2; Zhang, Qian1; Li, Ming1; Zhang, Quanfa1
刊名SCIENCE OF THE TOTAL ENVIRONMENT
出版日期2016-01-15
卷号541页码:230-237
关键词Carbon sequestration Land use change Microbial community structure Nitrogen transformation Plant-microbial interaction Soil microbial biomass
ISSN号0048-9697
DOI10.1016/j.scitotenv.2015.09.080
英文摘要Afforestation may alter soil microbial community structure and function, and further affect soil carbon (C) and nitrogen (N) dynamics. Here we investigated soil microbial carbon and nitrogen (MBC and MBN) and microbial community [e.g. bacteria (B), fungi (F)] derived from phospholipid fatty acids (PLFAs) analysis in afforested (implementing woodland and shrubland plantations) and adjacent croplands in central China. Relationships of microbial properties with biotic factors [litter, fine root, soil organic carbon (SOC), total nitrogen (TN) and inorganic N], abiotic factors (soil temperature, moisture and pH), and major biological processes [basal microbial respiration, microbial metabolic quotient (qCO(2)), net N mineralization and nitrification] were developed. Afforested soils had higher mean MBC, MBN and MBN:TN ratios than the croplands due to an increase in litter input, but had lower MBC: SOC ratio resulting from low-quality (higher C:N ratio) litter. Afforested soils also had higher F:B ratio, which was probably attributed to higher C:N ratios in litter and soil, and shifts of soil inorganic N forms, water, pH and disturbance. Alterations in soil microbial biomass and community structure following afforestation were associated with declines in basal microbial respiration, qCO(2), net N mineralization and nitrification, which likely maintained higher soil carbon and nitrogen storage and stability. (C) 2015 Elsevier B.V. All rights reserved.
资助项目National Natural Science Foundation of China[31470557] ; National Natural Science Foundation of China[31270550] ; National Natural Science Foundation of China[31130010] ; "Strategic Priority Research Program - Climate Change: Carbon Budget and Relevant Issues" of the Chinese Academy of Sciences[XDA05060500]
WOS研究方向Environmental Sciences & Ecology
语种英语
WOS记录号WOS:000365289300027
出版者ELSEVIER SCIENCE BV
源URL[http://202.127.146.157/handle/2RYDP1HH/133]  
专题中国科学院武汉植物园
通讯作者Cheng, Xiaoli
作者单位1.Chinese Acad Sci, Wuhan Bot Garden, Key Lab Aquat Bot & Watershed Ecol, Wuhan 430074, Peoples R China
2.Tennessee State Univ, Dept Biol Sci, Nashville, TN 37209 USA
推荐引用方式
GB/T 7714
Deng, Qi,Cheng, Xiaoli,Hui, Dafeng,et al. Soil microbial community and its interaction with soil carbon and nitrogen dynamics following afforestation in central China[J]. SCIENCE OF THE TOTAL ENVIRONMENT,2016,541:230-237.
APA Deng, Qi,Cheng, Xiaoli,Hui, Dafeng,Zhang, Qian,Li, Ming,&Zhang, Quanfa.(2016).Soil microbial community and its interaction with soil carbon and nitrogen dynamics following afforestation in central China.SCIENCE OF THE TOTAL ENVIRONMENT,541,230-237.
MLA Deng, Qi,et al."Soil microbial community and its interaction with soil carbon and nitrogen dynamics following afforestation in central China".SCIENCE OF THE TOTAL ENVIRONMENT 541(2016):230-237.

入库方式: OAI收割

来源:武汉植物园

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