查询词典 nitrification

Therefore our objective was to identify the effect of RRS on bacteriumcommunities, the effect on the ammonification and the nitrification intensity in the rhizosphere soil.

本研究为转基因大豆生物安全性评价的深入研究提供基础研究材料，促进大豆基因工程的安全顺利发展。

In the process of ammonification, nitrification of organic N, H+ will be released, which causes the drop of pH value. There is significant negative relationship between TN and pH value.

有机氮在氨化、硝化过程中，会释放出H~+，引起环境pH值下降，两者有明显的负相关关系，在芦苇和茭草湿地的相关系数分别为-0.8181(n=27)和-0.6932(n=19)。

In this paper, the effects of enrofloxacin residues on soil ecological processes (soil respiration, soil cellulosic decomposition, soil ammonification, and soil nitrification) were studied.

研究了恩诺沙星残留对土壤呼吸作用、纤维分解作用、氨化作用、硝化作用的影响，结果表明，相对较低浓度恩诺沙星残留0 。

Terrestrial microorganisms play a vital role in soil nitrogen cycling. They participate in important ecological processes such as nitrogen fixation, ammonification, nitrification and denitrification.

土壤微生物在土壤氮循环中发挥着不可替代的作用，参与了包括固氮作用、氨化作用、硝化作用和反硝化作用等重要生态过程。

The results showed that methamidophos inhibited the growth and activity of bacteria, Actinomyces and Azotobacter at different degree, but stimulated the growth of fungi; the results also showed that soil respiration and ammonification was stimulated, however, soil nitrogen fixation, nitrification and Fe－reduction was inhibited.

结果表明，甲胺磷对细菌、放线菌和固氮菌群的生长具有不同程度的抑制作用，而对真菌却有一定的刺激效应；土壤的呼吸作用、氨化作用增强，自生固氮能力、硝化作用以及铁离子价数转换作用减弱。

The characteristics of nitrogen fixation, ammonification , nitrification and denitrification in coastal zones;2. Study on ammonification rate and slow release performance of urea;3. The results indicate that, with HRT of 8?h and temperature of 35℃, the COD removal rate is beyond 80%, the removal rate of TN about 8%, the ammonification rate of organic nitrat.

试验表明：厌氧附着膜膨胀床反应器处理乳品废水，在水力停留时间为8h、中温35℃条件下，COD去处率达到80%以上，对总氮的去除约为8%，出水有机氮的氨化率达70%以上，ρ/ρ由进水的0 5提高到0 8以上。

Coal humic acid, boron, ammonification, nitrification, phosphorus availability

煤炭腐植酸，硼，氨化作用，硝化作用，磷有效性

In this paper, the effects of enrofloxacin residues on soil ecological processes (soil respiration, soil cellulosic decomposition, soil ammonification , and soil nitrification) were studied.

1μg/ g土对土壤氨化作用有刺激作用，而较高浓度恩诺沙星残留(1μg/ g土，10μg/ g土)则会对其起抑制作用，药物作用活性期为 9d；不同浓度恩诺沙星对土壤硝化作用影响极其显著，当恩诺沙星浓度达到 1μg/ ml时，在 3～ 9d内，对土壤硝化作用有一定抑制作用。

The effects of fertilization on rates of nitrogen ammonification,mineralization and nitrification were s tudied in the soil grown Amomum under tropical rainforest in Xishuanbanna using close -top Incubation.

采用封顶埋管法(Close-TopIncubation)研究了施肥后西双版纳热带雨林下种植砂仁土壤的氮素净氨化、净硝化和净矿化速率。

The increasing and decreasing of N2O production potential result from the appearance of autotrophic nitrification in different growing period.

从而揭示了内蒙古温带草原土壤以异养硝化作用过程为主产生N2O和N2O排放通量较低的微生物学机理。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。