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青藏高原高寒灌丛草甸生态系统碳平衡研究
李东; 曹广民; 黄耀; 靳代樱; 明珠
2010-01-15
Source Publication草业科学
ISSN1001-0629
Volume27Issue:1Pages:37-41
Abstract利用静态密闭箱一气相色谱法观测的高寒金露梅Dasiphorafruticosa灌丛、丛间草甸土壤微生物呼吸CO。通量结果,结合研究区群落生物量及样方调查,对高寒灌丛草甸生态系统的碳平衡状况作了初步估测。结果表明:植物生长季高寒灌丛草甸生态系统初级生产力年净固定碳量461.83g/(m2·a),土壤通过微生物呼吸年碳净排放量376.78g/(m2·a)。碳素输入大于输出,系统存在较强的CO2吸收潜力,是大气CO2的汇,其年净交换吸收碳量85.05g/(m2·a)。[
Indexed ByCSCD
CSCD IDCSCD:3815836
Citation statistics
Cited Times:5[CSCD]   [CSCD Record]
Document Type期刊论文
Identifierhttp://210.75.249.4/handle/363003/2688
Collection中国科学院西北高原生物研究所
Recommended Citation
GB/T 7714
李东,曹广民,黄耀,等. 青藏高原高寒灌丛草甸生态系统碳平衡研究[J]. 草业科学,2010,27(1):37-41.
APA 李东,曹广民,黄耀,靳代樱,&明珠.(2010).青藏高原高寒灌丛草甸生态系统碳平衡研究.草业科学,27(1),37-41.
MLA 李东,et al."青藏高原高寒灌丛草甸生态系统碳平衡研究".草业科学 27.1(2010):37-41.
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