Concept information
Preferred term
脱氮作用
Definition
- (1)经由生物处理或化学方式去除土中含的氮。 是一种汽化式的散失，而非经由物理过程如渗漏的流失。 (2)经由土壤中的细菌分解硝酸盐而释放出自由氮。 此种过程常发生于厌氧环境下，如浸泡在水中的土地；会降低土中养份。
Broader concept
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denitrifikation
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URI
http://www.eionet.europa.eu/gemet/concept/2071
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