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冰川冻土  2013 

青藏高原多年冻土区沼泽草甸土壤CH4氧化速率研究

DOI: 10.7522/j.issn.1000-0240.2013.0127, PP. 1126-1132

Keywords: 沼泽草甸,土壤,CH4氧化速率,多年冻土,青藏高原

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Abstract:

CH4氧化是影响CH4排放通量的主要过程之一,对CH4源汇效应起着重要作用.用实验室培养法对青藏高原多年冻土区沼泽草甸土壤在-10、-5、0、5、10和18℃等6个温度条件下1~72h内CH4氧化速率进行研究.结果表明正温条件下,各层土壤CH4氧化速率呈现

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