亚硝酸还原酶
- 网络Nitrite reductase;NiR;NiRs
![亚硝酸还原酶](../cache/1179129.jpg)
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与常规水稻相比,转Bt基因水稻秸秆还田后对土壤硝酸还原酶和亚硝酸还原酶活性并无影响。
Compared with non-transgenic Bt rice , transgenic Bt rice straws in paddy soil had no significant effect on the activities of nitrate reductase and nitrite reductase .
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综合两次优化的最优条件,亚硝酸还原酶的酶浓度为达到2139.2U/mL,比优化前高出58.06%,比一次优化后高出17.59%。
On the base of twice optimization , nitrite reductase enzyme concentration reached 2139.2 U / mL , which was 58.06 % higher than before , 17.59 % higher than the first optimization .
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硝化抑制剂DMPP、DCD、AM和TU对土壤中的脲酶、硝酸还原酶和亚硝酸还原酶均有不同程度的影响,并且通过影响土壤不同酶活性的变化而对该过程中氮素的转化起作用。
Nitrification inhibitor DMPP , DCD , AM , and TU had different levels of impact on the soil urease activity , nitrate reductase activity and nitrite reductase activity , which had the nitrogen conversion effect through influencing the activity of soil nitrogen transformation process .
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亚硝酸还原酶高产菌株的筛选及发酵条件优化
Screening of High Nitrite Reductase Producing Strains and the Optimization of Fermentation
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研究表明西山地区森林土壤具有较强的反硝化作用和硝化作用强度,并同时检测出硝酸还原酶、亚硝酸还原酶、羟胺还原酶有较强的活性。
This research shows the forest soils has very strong nitrification and denitrification .
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采用亚硝酸还原酶分光光度比色法检测孕鼠血清NO水平。
The NO of serum was measured in the shade selection method by spectrophotometer .
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叶片亚硝酸还原酶活性和谷氨酰胺合成酶活性在供试不同氮效率品种之间差异较小。
There were little differences on nitrite reductase activity and glutamine synthetase activity among tested varieties .
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但脲酶、亚硝酸还原酶和羟胺还原酶活性与土壤质量含水率之间均无显著相关性。
But urease , nitrite reductase and hydroxylamine reductase activities had no significant correlations with it .
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内外生理条件对小麦黄化幼苗叶片亚硝酸还原酶活力的影响
Effects of Internal and External Physiological Conditions on Nitrite Reductase Activity in Etiolated Leaves of Wheat Seedlings
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NO2~-提高亚硝酸还原酶活性,而对硝酸还原酶活性的影响较小。
NO_2 ( 56 ppm ) raised nitrite reductase activity , but had little effect on nitrate reductase activity .
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NO2~-,Fe~(++)对稻苗亚硝酸还原酶和硝酸还原酶活性的影响
Effects of no_2 ~ - and fe ~ ( + + ) on the nitrite and nitrate reductase activity in rice seedlings
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冻融交替作用明显地增强土壤中磷酸酶、硝酸还原酶和亚硝酸还原酶的活性。
The effect of alternative freezing and thawing can enhances the activities of some soil enzymes greatly , such as phosphatase , nitrate reductase and nitrite reductase .
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产亚硝酸还原酶菌株发酵特性及酶在肉制品中的应用硫酸盐还原菌对城市污泥厌氧发酵定向产乙酸的影响研究
The Study on the Strain Fermentation of Nitrite Reductase and Its Application in Cooking Sausage The Effect of Acetate Production from Anaerobic Fermentation of Sewage Sludge by Sulfate Reducing Bacteria
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结果表明,HQ+DCD组合与其它抑制剂处理相比能更有效地降低土壤脲酶活性,增加硝酸还原酶、亚硝酸还原酶、羟胺还原酶活性。
The results showed that HQ + DCD could inhibit urease activity and increase activities of nitrate reductase , nitrite reductase , and hydroxylamine reductase significantly in comparison with CK , HQ and HQ + ECC .