土壤N2O和NO产生机制研究进展

被引:41
作者
蔡延江 [1 ,2 ]
丁维新 [1 ]
项剑 [1 ]
机构
[1] 土壤与农业可持续发展国家重点实验室(中国科学院南京土壤研究所)
[2] 山地表生过程与生态调控重点实验室(中国科学院水利部成都山地灾害与环境研究所)
关键词
氧化亚氮; 一氧化氮; 硝化作用; 反硝化作用; 温室气体;
D O I
10.13758/j.cnki.tr.2012.05.001
中图分类号
X131.3 [土壤污染化学];
学科分类号
082803 ; 0903 ;
摘要
N2O和NO是大气中两种重要的活性氮气体,强烈影响着全球变化和生态环境。土壤是N2O和NO的重要排放源,生物和非生物途径均可产生N2O和NO。本文详细论述了自养硝化、异养硝化、生物反硝化、化学反硝化、硝化细菌反硝化和硝态氮异化还原成铵作用产生N2O和(或)NO的机制,并对研究中存在的一些问题进行了探讨。
引用
收藏
页码:712 / 718
页数:7
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