固氮

利用同位素~（15）N对豆科作物固氮量测定的研究

Determination of nitrogen fixation of legume crops using isotope ~ ( 15 ) N

应用15N稀释法筛选出了具有高固氮能力的大豆品种和品系。

N dilution method was used for screening soybean lines with high nitrogen fixation ability .

反硝化作用产生的~（15）N2能被微好氧条件下生长的粪产碱菌所重新固定，电子传递过程中产生的能量支持固氮作用。

The energy generated during the electron transfer supports the nitrogen-fixation .

固氮酶催化N2和H～+还原的机制

Mechanism of N_2 and H ~ + Reduction Catalyzed by Nitrogenase

~（15）N同位素标记筛选高固氮大豆种质的研究

Screening for high nitrogen fixation abilities of soybean germplasm using isotope lablled technique

用~（15）N同位素稀释法评估诱发结瘤春小麦的固氮作用

Evaluation for dinitrogen fixation of induced wheat nodules by 15 ~ n isotope dilution method

豆科固氮植物对CO2加富的生理响应

Effect of elevated co_2 on legume plants with nitrogen fixation

~（15）N天然丰度法测量豆科牧草共生固氮的评估

Evaluation of natural ~ ( 15 ) n abundance method in estimating symbiotic dinitrogen fixation by leguminous grasses

应用~（15）N稀释法筛选高固氮能力的大豆品种

Use of ~ ( 15 ) n dilution method for screening soybean lines with high yield and high nitrogen fixation ability

一些不稳定Cp2TiAr2化合物在温和条件下的固氮研究

Study on Nitrogen-Fixation Activity of Some Unstable Cp_2TiAr_2 Under Mild Conditions

利用~（15）N天然丰度法评估森林生态系统植物的固氮能力

Evaluating the potential of nitrogen fixing of plants in the forest ecosystem by using natural ~ ( 15 ) n abundance method

重水中固氮酶催化还原乙炔产物的~1HNMR研究

1H NMR Study on the Products of the Catalytic Reduction of Ethyne by Nitrogenase in D_2O

用~1HNMR研究了固氮酶在重水中催化还原乙炔的反应产物氘代乙烯。

The products of the catalytic reduction ethyne by nitrogenase in D2O were studied by 1H NMR .

一种测定固氮酶含钼组分中~（99）Mo的γ射线计数器

A counter of recommendation for determing ~ ( 99 ) mo in containing mo & component of Nitrogenase

玉米根际联合固氮菌Klebsiellaplanticola19-1固氮特性的研究

Characterization of nitrogen fixation in maize root associated Klebsiella planticola 19 1

福建省主要非豆科固氮树木VA菌根真菌鉴定

The Isolation and Identification of VA Mycorrhizal Fungi of Nonleguminous Tree of Nitrogen Fixation in Fujian

不同种、不同品种豆科牧草茎叶的δ~（15）N值相差甚大，表明了它们的固氮能力的明显不同。

There exist different δ ~ ( 15 ) N values in shoots of different species and varieties of leguminous grasses , showing that the potentialities of their dinitrogen fixation were apparently different .

Ti（O-i-Pr）4-NaNp-N2固氮体系和锆、铁氢化物的反应

The reaction of ti ( o-i-pr ) _4-nanp-n_2 with zr , fe-hydrides

碳水化合物和H2对Gunnera／Nostoc共生体固氮活力的影响

Effect of Carbohydrate and Hydrogen on Nitrogen-fixing Activity of Gunnera / Nostoc Symbiont

生物固氮作为海洋生态系统和生源要素生物地球化学循环的重要环节，对海洋碳、氮循环及海洋净吸收大气CO2的能力具有明显影响。

As a key process of marine nitrogen cycling , nitrogen fixation play an important role in marine nutrient biogeochemical cycles and the net sequestration of carbon by oceans .

乙炔还原法测定出低固氮酶活性（0.17～3.43nMC2H4/株/小时）；

A low nitrogenase activity of the nodules was determined by acetylene-reduction method ( 0.17 ~ 3.43nMC_2H_4 / plant / hour );

根据固氮酶活性、分泌IAA能力等初筛出15株固氮菌，用于固氮菌盆栽单接种试验。

On the basis of nitrogenase activity and IAA secretion , 15 strains of nitrogen fixing bacteria were selected for single-inoculation pot test .

Ti（O-i-Pr）4-NaNp-N2固氮体系在PtCl2（PPh3）2存在下和H2的反应

Reaction of ti ( o-i-pr ) _4-nanp-n_2 with h_2 in the presence of ptcl_2 ( pph_3 ) _2

固氮酶活性中心MoKEXAFS谱拟合的初步探讨

Preliminary Investigation of MoK EXAFS Curve fitting for Active Site of Nitrogenase

Frankia共生固氮基因的分离与克隆

Isolation and Cloning of Symbiotic Nitrogen-fixing Genes in Frankia

野生大豆（Glycinesoja）酰脲含量与根瘤固氮活力的关系

The Relationship Between the Ureide Contents and Nodule Nitrogen Fixation Activities in Wild Soybean ( Glycine soja ) Lines

相关分析发现，3种酶活性均同满江红的生产性能呈显著相关：固氮酶和POD酶活性呈正相关，SOD酶呈负相关。

The correlation analysis revealed that three tested enzymes had a significant correlation with Azolla productivity while nitrogenase and POD indicated the positive correlation and SOD indicated the negative correlation .

PCR-SSCP分支杆菌菌种初步鉴定方法的建立及其应用椰毒伯克霍尔德氏菌&新发现的固氮菌及其简易鉴定方法

DIFFERENTIATION OF MYCOBACTERIAL SPECIES BY PCR-SSCP Newly Found Nitrogen-Fixing Bacterium , Burkholderia Cocovenenans and A Simple Method of Identifying it

氟乐灵（Trifluralin）对大豆共生固氮及土壤微生物影响的研究

Effect of trifluralin on symbiotic nitrogen fixation of soybean and soil microorganisms

这都表明，水分胁迫对根瘤呼吸活性及ATP产生的抑制可解释干旱条件下固氮酶活性的下降。

These results suggest that it may be through the decrease in respiration rate and thereby that in the supply of ATP that drought stress inhibits ARA of nodules .