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中国森林生态系统的碳循环:从储量、动态到模式

, PP. 252-254

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Abstract:

森林覆盖了全球陆地面积的30%,它们在全球碳循环和碳管理中占有重要位置.这主要有两个原因:一是森林生态系统的生物量、凋落物、有机物残体以及土壤有机质中贮存有大量的碳,约占全球陆地生态系统的45%;二是森林生态系统如果遭到破坏或干扰,系统中储存的大部分碳会释放到大气中,成为大气CO2浓度升高的一个重要因素.因此,有关森林生态系统生物量和生产力的研究一直受到广泛重视,从20世纪60年代的国际生物学计划(IBP)到最近全球森林碳平衡的再评估,森林生态系统一直是研究的重点.

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