结瘤

影响结瘤的主要因素是土壤的pH、质地和碳酸钙含量。

The main factors effected the nodulation were the soil pH , texture and calcium content .

应用RAPD分子标记技术研究苜蓿根瘤菌的田间竞争结瘤能力

Study on competitive nodulation ability of Rhizobium meliloti in field test by using RAPD Molecular Marker Method

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

ph对土壤中土著快、慢生大豆根瘤菌结瘤的影响。

Effect of pH on nodulation of Soybean Rhizobia from Weifang and Huayuankou soils .

用~（15）N天然丰度法估测结瘤作物的共生固N2量

Estimation of symbiotic dinitrogen fixation by modulating plants using variation in natural ~ ( 15 ) n abundance

Mo对人工诱导小麦结瘤作用的初步试验

Effect of molybdenum on the wheat with artificial induced nodules

试验结果表明，基施磷肥显著改善了紫花苜蓿根瘤的结瘤。施磷后，紫花苜蓿结瘤率明显提高，单株根瘤数和根瘤重均显著增加（p＜0.05）。

The results showed that basic phosphorus fertilizer application increased significantly ( p0.05 ) nodulation rate , root nodule number and weight per plant .

LF炉冶炼铝镇静钢预防水口结瘤的措施

Countermeasures to Prevent Nozzle Blocking for Aluminum Killed Steel Smelted by Ladle Furnace

CSP连铸浸入式水口结瘤案例研究

Case Study of Submerged Entry Nozzle Clogging on CSP Line

这些可作为表达序列标签（EST）的片段为识别新的结瘤素基因提供了可能。

These expressed sequence tags ( EST ) offer the possibility of identifying new nodulin genes .

2,4-D诱发小麦根部结瘤效应的研究

A further study of wheat nodulation induced by 2,4-D

沙冬青根瘤菌结瘤基因nodAPCR-RFLP分析

PCR-RFLP Analysis of Nodulation Gene nodA of Rhizobia from Ammopiptanthus mongolicus

2,4-D诱导烟草结瘤和固氮的研究

Study on Nodulation and Nitrogen Fixation Induced by 2,4-D in the Roots of Tobacco

应用全细胞蛋白SDS-PAGE分子标记技术验证含羞草根瘤菌的结瘤能力

Verification of Nodulation Ability of Strains Isolated from Mimosa spp. Nodules Using Whole Cell Protein SDS-PAGE Molecular Marker Method

GUS基因标记法对慢生花生根瘤菌竞争结瘤和接种效果的研究

Studies on competitive nodulation and efficiency of Bradyrhizobium sp. ( Arachis ) using GUS marker gene

提出防止结瘤的主要措施是控制砖体中的Ti与渣中的SiO2和Fe2O3的含量。

The main mea - sures of preventing from tuberculation are to control Titanium content in the brick and SiO_2 and Fe_2O_3in the slag .

用gfp基因标记法研究大豆根瘤菌在大豆根部定殖结瘤情况

Adoption of gfp Marker Gene Method to Study Soybean Rhizobium and the State of Nodulation Residence on Soybean Root

同时还进一步研究了根瘤菌在不同群体中的竞争结瘤能力以及宿主植物和环境pH值对根瘤菌的影响，以期为高效根瘤菌剂的选育和应用奠定基础。

At the same time , the competitive nodulation capacity of rhizobia , effect of host plants and soil pH on the rhizobia were determined for screening and improvement of high effective rhizobium inoculant .

对陶瓷复合涂层炉底辊辊面结瘤现象，采用XRD、SEM和EPMA等手段进行取样分析研究，结果表明，陶瓷复合涂层炉底辊表面结瘤的瘤子主要成分是铁。

The build-up phenomena of ceramic coated rolls were studied by XRD , SEM and EPMA . Results showed that the main composition of build-up was iron .

大豆异黄酮（soybeanisoflavones）是大豆植株中一种重要的次生代谢产物，具有弱雌激素活性等多种生物学功能，且对大豆植株本身有促进结瘤、限制外源微生物生长等作用。

Soybean isoflavones were important secondary metabolites in soybean plants , which have many biological functions such as weak estrogenic activity , promoting nodulation and limiting the exogenous microbial growth .

Frankia基因文库的构建及与根瘤菌结瘤基因区同源克隆的筛选

Construction of Frankia Genomic Libraries and Isolation of Clones Homologous to Modulation Genes from Rhizobium leguminosarum

通过分离、纯化、回接结瘤测定共获得了31株待测菌，并采用16SrDNAPCRRFLP及BOX-PCR等方法对这些菌进行了研究。

31 isolates were gotten after separating , purifying and nodulation checking and researched by methods of 16S rDNA PCR RFLP and BOX-PCR .

宿主基因主要是结瘤素基因（ENOD和NOD基因）。

Genes of Leguminous host plant are nodulin genes ( ENOD and NOD ) .

在pH4的条件下，对植株生长、结瘤有较明显的抑制作用；

At pH 4 , the growth and nodulation of plants are inhibited significantly ;

这表明使用cfp基因标记技术研究菜豆根瘤菌的竞争结瘤能力是可行的。

The results indicated that using the cfp gene marker technique to study the competitive ability of rhizobia was practical .

通过人工诱导烟草结瘤的方法，观察给予2,4-D、根瘤菌后，其对烟草根尖细胞有丝分裂和染色体畸变的影响。

Effects on mitosis and chromosomal aberrations of tobacco root tip cells were observed by the method of artificially inducing para-nodule treated with 2,4-D and rhizobium .

结果表明，与对照组[0、AMF、Rh]相比，Rh+AMF组紫云英的生物量、结瘤数、AM真菌侵染率和菌丝酶活都有显著差异；

Rh + AMF treatments had obvious differences with control in the biomass and nodule numbers of Astragalus sinicus , AM fungal infection rate and hyphal enzyme activity ;

根瘤菌可在几种豆科植物上成瘤，结瘤基因（nod基因）赋予这些细菌以寄主专一性的方式诱导瘤的形成。

Rhizobia can cause the formation of nitrogen-fixing nodules on the roots of several leguminous plants . The nodulation ( nod ) genes enable bacteria to induce nodule formation in a host-specific manner .

409L不锈钢连铸浸入式水口结瘤分析和改进措施

Analysis on Clogging of Submerged Entry Nozzle for 409L Stainless Steel Concasting and Improved Measure

钢水加热综合精炼ANS－OB技术应用于小方坯连铸，其技术关键之一是解决中间包水口结瘤问题。

Treatment of liquid steel for billet continuous casting with ANS-OB technology comprising heating and refining , have a key technology that scabbing at nozzle has to be solved .