Effect of Regulating Nitrogenous Fertilizer on Wheat Population and Production Earnings

1、

Determination of Health Protection Zone in Environmental Impact Assessment for Nitrogenous Fertilizer Plant

氮肥厂环境评价中卫生防护距离的确定

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2、

Competitive Strategic Analysis on China Nitrogenous Fertilizer Industry

中国氮肥行业市场竞争战略分析

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3、

The Effect of Nitrogenous Fertilizer Level on the Root System of Different Maize Strain

施氮对不同玉米品种根系生长的影响

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4、

History of Domestic Nitrogenous Fertilizer Industry in Retrospect and Development Trend of China

我国氮肥工业历史回顾与发展趋势

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5、

The Relationship Between Nitrogenous Fertilizer Application and Environmental Quality

氮肥施用与环境质量

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6、

Effect of Different Nitrogenous Fertilizer Level on the Release of Methane

氮肥施用量和节水灌溉对稻田甲烷排放量的影响

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7、

Economic analysis of State's line in raw materials for nitrogenous fertilizer industry

我国氮肥工业原料路线的经济分析

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8、

The Development of SBR Technology and Its Application at Nitrogenous Fertilizer Industry

SBR技术的发展及其在氮肥行业的应用

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9、

Example Analysis on the Production of Small Nitrogenous Fertilizer Plant

小氮肥厂生产状况的个例分析

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10、

Approach to the reform mode of property right system for medium-sized nitrogenous fertilizer enterprises

中型氮肥企业产权制度改革模式探讨

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11、

Microorganism control in the circulating water of small nitrogenous fertilizer plant

小氮肥厂循环水中微生物的控制

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12、

3, The effects of continuous cropping years on bacterial physiological groups were in the order: the total microbe number of ammoniation> nitrifier> azotobacter and cytophaga in investigated bacteria;

连作对微生物生理类群的影响，在分析的几类有益细菌生理群中，氨化细菌>硝化细菌>固氮菌和纤维素分解菌；

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13、

Ihese two issues can be solved simultaneously by bioaugment, that is sewage sludge water is used to enrichment the nitrifier, and then added to the sewage treatment system.

针对这两个问题，本文利用污水厂的污泥水富集硝化菌，然后添加到污水处理系统，探讨生物添加对污水处理系统硝化性能与生物群落结构及数量的影响。

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14、

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。

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15、

A heterotrophic nitrifier, named strain HN, was isolated from the greenhouse soil. The cells of isolates were Gram positive, rod or coccus.

从大棚土壤中分离到一株异养型硝化细菌，命名为菌株HN，分离菌株为革兰氏染色阳性，球状或杆状。

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16、

La had stimulative effect on soil nitrifier at low concentration and the maximum stimulation ratio reached 70 percent while had inhibitory effect at high concentration and the inhibition was strengthened with increasing concentration.

在低浓度下，镧对土壤硝化细菌有强烈的刺激作用，最大刺激率达到70%，随着浓度的升高则产生抑制作用并不断增强.镧对土壤反硝化细菌作用不明显。

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17、

The experimental results showed that the nitrite accumulation obtained from selective inhibition of high concentration free ammonia to nitrifier was unstable.

试验结果表明：通过高浓度游离氨对硝化菌选择性抑制所获得的亚硝酸盐积累是不稳定的；

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18、

Nitrifier or denitrifier could be used as indicator bacteria of Al-polluted soil.

土壤硝化细菌、反硝化细菌可以作为铝污染土壤生态环境的指示菌。

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19、

This product is a new type of nitrifier, which has special good effect for the degradation of the nitrite.

本品是新型硝化菌，对降解亚硝酸盐有特效。

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20、

Advance in molecular biology of heterotrophic nitrifier is reviewed in this paper.

现就异养硝化微生物的分子生物学研究作一综述。

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