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氧化亚氮产生
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氧化亚氮产生
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农学
氧化亚氮产生
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nitrous oxide production
氧化亚氮产生
农业生产活动是氧化亚氮产生的主要来源之一。农业土壤产生的氧化亚氮约占全球氧化亚氮排放总量的55%。由于化学 氮肥的过量使用,大气氧化亚氮浓度从工业革命前的270微克/升增加到21世纪初的324微克/升。按农业氮肥投入逐年增加的趋势估算,全球氧化亚氮浓度还会逐步上升,预计到2030年农业土壤对氧化亚氮产生的贡献可达59%。土壤中氧化亚氮产生的途径有多个,均是微生物参与的生物反应过程。
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planning and design conditions
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Planning for Emergency Capacity Construction of National Major Offshore Oil Spills(2015-2020)
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