The ecological distribution of denitrifying bacteria in the three soils was studied.
研究了三种土壤反硝化细菌的生态分布。
The ecological distribution of denitrifying bacteria on rhizoplane and in rhizosphere of rice and barley was studied.
研究了水稻、大麦根际和根际反硝化细菌的生态分布。
Effect of nitrate concentration on phosphorus removal in denitrifying dephosphatation system;
目的研究碳源浓度变化对同步反硝化聚磷的影响。
Putting the carbon source in the anoxic reactor was in favor of denitrifying but did harm to anoxic dephosphorus.
将外碳源投加在缺氧段，只能优先支持反硝化脱氮反应，而对缺氧吸磷有抑制作用。
The denitrifying rate in the aerobic stage was accounted for 37.0% of the denitrification in the whole reaction period.
好氧阶段的反硝化效率约占整个反应周期脱氮效率的37.0%。
The beneficial ammonifier and the nitrifying bacteria double increase, while the unbeneficial anaerobic bacteria and denitrifying bacteria are inhibited.
有益的氨化细菌和硝化细菌成倍增加，而无益的厌氧性细菌、反硝化细菌则受抑制。
By controlling the nitrate concentration in the anoxic stage, the methods and effects of inducing Denitrifying Phosphate Accumulating Organisms (DNPAOs) were studied.
通过控制缺氧段硝酸盐浓度，研究了反硝化聚磷菌的诱导方法及效果。
The experimental results indicate that nitrate can be effectively removed using biodegradable meal box(BMB) as carbon source and biofilm carrier of denitrifying microorganisms.
结果表明，以可降解餐盒为碳源和微生物附着载体进行异养反硝化，能有效去除水中的硝酸盐。
This problem associated with COD limitation can be solved by introducing denitrifying phosphate-accumulating organisms responsible for anoxic phosphorus uptake into BNR processes.
而反硝化 聚磷使反硝化与 聚磷这两个需 碳源的过程合而为一，从而可以解决 碳源的双重消耗问题。
Secondly, denitrification rate is improved because the oxygen pool is before the anaerobic pool and the anaerobic denitrifying bacteria readily biodegradable COD as carbon source;
第二，缺氧池与厌氧池位置互换，使得反硝化菌优先获得易降解有机物作为碳源，反硝化速率得到提高；
Both ammonium-oxidizing and denitrifying reaction in MBR accord to zero-grade reaction formula, and the corresponding degradation rate constant was 2.2 and 2.5 times respectively over CAS.
MBR系统中污泥的亚硝化、反硝化作用均呈零级反应，对应降解速率常数分别约为传统活性污泥的2.2倍和2.5倍；
The mixture of aerobic and anaerobic sludge is used to culture denitrifying bacteria using ammonium as donors in anoxic reactor. The aim of NH3-N degradation in anoxic reactor is achieved.
将好氧污泥与厌氧污泥混合培养，在缺氧反应器中培养出了厌氧氨氧化细菌，实现了在缺氧反应器中进一步降解NH3-N的目标。
The mixture of aerobic and anaerobic sludge is used to culture denitrifying bacteria using ammonium as donors in anoxic reactor. The aim of NH3-N degradation in anoxic reactor is achieved.
将好氧污泥与厌氧污泥混合培养，在缺氧反应器中培养出了厌氧氨氧化细菌，实现了在缺氧反应器中进一步降解NH3-N的目标。
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