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不同条件对土壤反硝化作用的影响
引用本文:江德爱,唐懿达,马益辉,周琳,龚宇阳,陈云彬.不同条件对土壤反硝化作用的影响[J].环境科学,1989,10(3):13-19,37.
作者姓名:江德爱  唐懿达  马益辉  周琳  龚宇阳  陈云彬
作者单位:北京大学地理系 (江德爱,唐懿达,马益辉,周琳,龚宇阳),北京大学地理系(陈云彬)
摘    要:不论是从农业还是从环境角度看,反硝化作用已经引起越来越多的关注。其研究目的可以归纳为两个方面:其一是农业方面着重控制土壤的反硝化作用以减轻氮肥的逸

关 键 词:土壤  反硝化作用
收稿时间:1987/2/14 0:00:00

Influence of Different Conditions upon Denitrification in Soil
Jiang De''ai,Tang Yida.Influence of Different Conditions upon Denitrification in Soil[J].Chinese Journal of Environmental Science,1989,10(3):13-19,37.
Authors:Jiang De'ai  Tang Yida
Affiliation:Dept of Geography, Peking University, Beijing;Dept of Geography, Peking University, Beijing;Dept of Geography, Peking University, Beijing;Dept of Geography, Peking University, Beijing;Dept of Geography, Peking University, Beijing;Dept of Geography, Peking University, Beijing
Abstract:The purpose of this paper is to study the influence of denitrification in soil under different conditions, which inclulude inaerobic intensity, pH value, organic matter contents and temperatue. Data obtained show that velocity of denitrification is logarithmically proportional to time. Adjusting pH values and constantly supplying organic matter will keep continuity of denitrification. N2O, the product of denitrification. is quantified by using gas-charomatography and ethyne is used as an inhibitor. The results of the experiment describe the regularity of denit-tification mechanism in soil.
Keywords:
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