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Divergent accumulation of microbial necromass and plant lignin components in grassland soils

文献类型:期刊论文

作者Ma Tian2,3; Zhu Shanshan2,3; Wang Zhiheng4; Chen Dima2; Dai Guohua2; Feng Bowei2; Su Xiangyan4; Hu Huifeng2; Li Kaihui5; Han Wenxuan6
刊名Nature Communications
出版日期2018-08-28
卷号9页码:1-9
关键词PARTICLE-SIZE FRACTIONS ORGANIC-MATTER AMINO-SUGARS BACTERIAL RESIDUES LASER DIFFRACTION CARBON SEQUESTRATION INNER-MONGOLIA MURAMIC ACID R PACKAGE LAND-USE
ISSN号2041-1723
DOI10.1038/s41467-018-05891-1
文献子类Article
英文摘要The means through which microbes and plants contribute to soil organic carbon (SOC) accumulation remain elusive due to challenges in disentangling the complex components of SOC. Here we use amino sugars and lignin phenols as tracers for microbial necromass and plant lignin components, respectively, and investigate their distribution in the surface soils across Mongolian grasslands in comparison with published data for other grassland soils of the world. While lignin phenols decrease, amino sugars increase with SOC contents in all examined grassland soils, providing continental-scale evidence for the key role of microbial necromass in SOC accumulation. Moreover, in contrast to clay’s control on amino sugar accumulation in fine-textured soils, aridity plays a central role in amino sugar accrual and lignin decomposition in the coarse-textured Mongolian soils. Hence, aridity shifts may have differential impacts on microbial-mediated SOC accumulation in grassland soils of varied textures.
WOS关键词PARTICLE-SIZE FRACTIONS ; ORGANIC-MATTER ; AMINO-SUGARS ; BACTERIAL RESIDUES ; LASER DIFFRACTION ; CARBON SEQUESTRATION ; INNER-MONGOLIA ; MURAMIC ACID ; R PACKAGE ; LAND-USE
WOS研究方向Multidisciplinary Sciences
语种英语
WOS记录号WOS:000442909300004
源URL[http://ir.yic.ac.cn/handle/133337/40071]  
专题中国科学院烟台海岸带研究所
个人在本单位外知识产出
通讯作者Feng Xiaojuan
作者单位1.Institue of Applied Ecology, Chinese Academy of Sciences, Shenyang 110016, China.
2.State Key Laboratory of Vegetation and Environmental Change, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, China.
3.College of Resources and Environment, University of Chinese Academy of Sciences, Beijing 100049, China.
4.Department of Ecology, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China.
5.Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi 830011, China.
6.College of Resources and Environmental Sciences, China Agricultural University, Beijing 100193, China.
推荐引用方式
GB/T 7714
Ma Tian,Zhu Shanshan,Wang Zhiheng,et al. Divergent accumulation of microbial necromass and plant lignin components in grassland soils[J]. Nature Communications,2018,9:1-9.
APA Ma Tian.,Zhu Shanshan.,Wang Zhiheng.,Chen Dima.,Dai Guohua.,...&Feng Xiaojuan.(2018).Divergent accumulation of microbial necromass and plant lignin components in grassland soils.Nature Communications,9,1-9.
MLA Ma Tian,et al."Divergent accumulation of microbial necromass and plant lignin components in grassland soils".Nature Communications 9(2018):1-9.

入库方式: OAI收割

来源:烟台海岸带研究所

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