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Increased litter input increases litter decomposition and soil respiration but has minor effects on soil organic carbon in subtropical forests

文献类型:期刊论文

作者Fang, Xiong1,2; Zhao, Liang1; Zhou, Guoyi1; Huang, Wenjuan1; Liu, Juxiu1
刊名Plant and soil
出版日期2015-07-01
卷号392期号:1-2页码:139-153
关键词Increased litter input Litter quality Litter decomposition Soil respiration Soil organic c Subtropical forests
ISSN号0032-079X
DOI10.1007/s11104-015-2450-4
通讯作者Liu, juxiu(ljxiu@scbg.ac.cn)
英文摘要This study investigated the effects of changes in litter quantity and quality on litter decomposition, soil respiration, and soil organic carbon (soc) in subtropical forests. the experiment had a nested factorial design with three factors: (1) successional stage with three levels (early, mid and mature), (2) litter type with two levels (schima superba gardn. et champ. and ormosia pinnata (lour.) merr.), and (3) litter addition with five levels (0, 218, 436, 654 and 873 g center dot m(-2)center dot yr(-1), respectively). in all forests, an increase in litter input increased litter decomposition, litter carbon (c) loss and soil respiration but did not alter soc content after 2.5 years. the increases in litter decomposition, litter c loss, and soil respiration in response to increased litter input were greater with the lower quality schima superba litter than with the higher quality ormosia pinnata litter. litter quality did not affect soc content at any of the three forest sites. the responses of litter decomposition and soil respiration to increasing litter input differed depending on forest successional stage. in subtropical forests, increases in litter production under climate change may accelerate c cycling. net soil c storage in subtropical forests, however, may not change over short time scales in response to increased litter input.
WOS关键词ATMOSPHERIC CO2 ENRICHMENT ; TROPICAL RAIN-FOREST ; ELEVATED CO2 ; LEAF-LITTER ; POPLAR PLANTATION ; DECIDUOUS FOREST ; FACE EXPERIMENTS ; SOUTHERN CHINA ; MINERAL SOIL ; PINE FOREST
WOS研究方向Agriculture ; Plant Sciences
WOS类目Agronomy ; Plant Sciences ; Soil Science
语种英语
WOS记录号WOS:000355152300012
出版者SPRINGER
URI标识http://www.irgrid.ac.cn/handle/1471x/2376621
专题中国科学院大学
通讯作者Liu, Juxiu
作者单位1.Chinese Acad Sci, Key Lab Vegetat Restorat & Management Degraded Ec, South China Bot Garden, Guangzhou 510650, Guangdong, Peoples R China
2.Chinese Acad Sci, Grad Univ, Beijing 100049, Peoples R China
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GB/T 7714
Fang, Xiong,Zhao, Liang,Zhou, Guoyi,et al. Increased litter input increases litter decomposition and soil respiration but has minor effects on soil organic carbon in subtropical forests[J]. Plant and soil,2015,392(1-2):139-153.
APA Fang, Xiong,Zhao, Liang,Zhou, Guoyi,Huang, Wenjuan,&Liu, Juxiu.(2015).Increased litter input increases litter decomposition and soil respiration but has minor effects on soil organic carbon in subtropical forests.Plant and soil,392(1-2),139-153.
MLA Fang, Xiong,et al."Increased litter input increases litter decomposition and soil respiration but has minor effects on soil organic carbon in subtropical forests".Plant and soil 392.1-2(2015):139-153.

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来源:中国科学院大学

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