nitrification

In Malan Loess, the three nitrogen transform by nitrification and denitrification.

在马兰黄土中, 影响三氮转化的主要作用有硝化作用和反硝化作用.

In addition , the effects of sorption and nitrification on NH 4 + N transformation and tr.

就吸附作用和硝化作用对铵态氮转化迁移规律的影响作了定量讨论.

Effects of temperature and water regime on nitrification and denitrification activity of Upland Red Soils

水分和温度对旱地红壤硝化活力和反硝化活力的影响

In sewage containing 30 % seawater, shortcut nitrification can be achieved at moderate temperature.

生活污水中海水比例为30%中温条件下可以实现短程硝化.

Study on Affecting Factors of Simultaneous Nitrification and Denitrification in Moving-bed Biofilm System

移动床生物膜系统SND影响因素研究

Understanding of the manufacture of sulfuric acid in two ways, contact the Law and nitrification.

了解制造硫酸的两种方法, 接触法和硝化法.

The nitrogen fertilizer losses in paddy field involve nitrification-denitrification, ammonia volatilization nitrate leaching and runoff.

稻田中氮素损失途径主要有氨挥发、硝化 - 反硝化 、 淋洗和径流,其中氨挥发是氮素损失的主要途径.

Therefore, it may be concluded that control of aerobic reaction ending at nitrosation stage is the key to the maintenance and stabilization of short-cut nitrification.

因此可以得出，好氧反应时间的控制在亚硝化阶段基本结束时是维持并稳定短程硝化的关键。

The nitrifier quantity was a main factor to effect nitrification rates at high-salinity sea area, with an influence ratio of 87.7%, at a level of 60% biodiversity similarity.

在硝化细菌多样性相似度60%的高盐度海区硝化细菌数量对硝化速率的影响率高达87.7%，是影响硝化反应速率的主要因素。

The reason lies in the Cl. It would reduce the number of nitrous acid bacterium and then hold back the nitrification in bagasse obviously.

其原因在于氯化铵能显著减少栽培基质中亚硝酸细菌的数量，抑制硝化作用的进行。

The nitrification of the ammonium ion, however, results in the formation of an acid residue.

但铵离子的硝化会产生一种酸性残留物.

The nitrification inhibition by substrate and it's kinetic model in nitrifying granules were investigated by using a batch respirometry test.

利用序批式呼吸运动计量法研究了硝化颗粒污泥硝化作用的基质抑制及其动力学模型。

Biological N-P removal involves in processes such as nitrification, denitrification, phosphorus release and uptake.

就氮磷脱除而言,一般需涉及硝化 、 反硝化 、 微生物释磷和吸磷过程.

Urea + nitrification inhibitor DMPP ( Entec 46 ), Urea + nitrification inhibitor DCD ( U + DCD ) and organic-inorganic fertilizer ( OIF ) decreased significantly nitrate content of rape.

尿素+硝化抑制剂DMPP ( Entec46 ) 、 尿素+硝化抑制剂DCD ( U+DCD ) 和有机无机复混肥 ( OIF ) 3种氮肥显著降低了油菜硝酸盐含量.

A good correlation of ammonia removal efficiency, nitrification rate and TN removal efficiency was found.

氨氮去除率和硝化速率、总氮去除率具有较好的相关性.

Nitrification is the key to biological wastewater nitrogen removal.

硝化作用是废水生物脱氮中的关键.

It is of guiding significance to stable operation of nitrification in anoxic-oxic ( A/ O) biochemical system in Waste Water Treatment Plant.

对污水处理厂A/O工艺生化系统硝化效果稳定运行具有一定指导意义。

Ammonification, nitrification and nitrogen assimilation in HA-TF are predominant.

氨化作用、同化作用及滤池的硝化作用是氮的主要转化形式.

A Study of Application of Nitrification Inhibitor CP on the Citrus

柑桔树施用氮肥增效剂CP的研究

Effect of ammonium thiosulfate on soil nitrification

硫代硫酸铵对土壤硝化作用的影响

Under a definite operational temperature nitrification efficiency decreases and denitrification efficiency increases with influent organic loading increasing.

在一定的运行温度下，随着进水有机负荷的增加，硝化率下降，反硝化率升高。

Shortcut Nitrification at Ambient Temperature with Low Aeration Rate and Real-time Control

低曝气量与实时控制下的常温短程硝化研究

Biologicalremoval technology via short-cut nitrification and denitrification is very significant for saving energy and carbon sources.

短程硝化反硝化技术对于节省能源和碳源具有重要意义.

At the same reactor tank, nitrification, and denitrification;

在同一反应池内，硝化、反硝化；

Ammonia can be transformed into nitrate that can be utilized by plant via nitrification.

氨经硝化作用转化成可被植物利用硝酸盐.

Denitrogenation study using simultaneous nitrification and denitrification in moving-bed biofilm system

移动床生物膜系统同步硝化反硝化脱氮研究

Experimental Study on Simultaneous Nitrification/ Denitrification by an Aerobic Biofilm System

生物膜系统同时硝化和反硝化的实验研究

The nitrification at low temperature is a limiting factor for TN removal.

但在低温条件下，氨氮去除率的降低是影响总氮去除的一个限制因素。

Nitrification is an important step to affect nitrogen removal in biological treatment processes.

生物脱氮系统中,硝化作用好坏是影响脱氮工艺效率的重要步骤.

These were caused by the decrease of nitrification rate and increase of denitrification rate.

这是因为实验过程中硝化速率降低而反硝化速率升高导致的.