杜章留,张庆忠,任图生

• 1:中国农业科学研究院 农业环境与可持续发展研究所 北京10008
• 2: 中国农业大学 资源与环境学院 北京 100193

摘要(Abstract)：

农田土壤有机碳是土壤肥力的核心，与全球碳循环和气候变化密切相关。然而，土壤有机碳水平并非无限度增加而是存在一个最大容量，或称之为碳饱和水平。本文综述了土壤有机碳的稳定机制、碳饱和理论及其关联性，总结了土壤碳饱和概念模型和饱和亏缺预测等方面的研究进展，分析了我国农田土壤碳饱和效应研究现状，并对未来研究方向进行了展望。图2，参52。

关键词(KeyWords)： 农田土壤;土壤有机碳;稳定机制;碳饱和

Abstract:

Keywords:

基金项目(Foundation): 中国博士后基金特别项目(201104164)；国家科技支撑项目（2012BAD14B01）；国家自然基金项目（31261140367）.

作者(Author): 杜章留,张庆忠,任图生

DOI: 10.11689/j.issn.2095-2961.2015.02.001

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