根瘤菌结瘤基因表达后诱导产生结瘤因子。
Nodulation factors are induced when nodulation genes of Rhizobium are expressed.
该融合菌株可分别在双亲寄主植物上结瘤。
Fusion hybrid can inoculate in the leguminous of parental strains respectively.
高炉结瘤是能够预防的。
结瘤使沙棘的落叶延迟。
说明根瘤菌对有些结瘤豆科树种的根毛具有诱导作用。
All the things showed that the rhizobia could induce the root hairs on the lateral roots of some legume species.
研究结果表明，水口单孔结瘤将导致结晶器两侧流场不对称。
The results show that nozzle with single port clogging would lead to asymmetric flow filed in both sides of mold.
本文探测了无机肥对苗圃内培养的印度黄檀生长和结瘤的影响。
A study was conducted to test the influence of different inorganic fertilizers on the nodulation and growth of Dalbergia sissoo grown in the nursery.
这表明在水稻基因组中广泛存在豆科植物结瘤素基因的同源基因。
This result indicated that leguminous nodulin homologous genes existed extensively in rice genome.
针对结瘤的机制采取了相应措施，有效地解决了陶瓷辊结瘤问题。
As appropriate measures have been taken, the problem of pick-ups on the surface of ceramic rolls has been successfully solved.
作者主要就这一早期结瘤过程中结瘤因子的结构和功能作一综述。
This article means to give a brief review on the structure and function of the nod factors in the early steps of the interaction between Rhizobia and Legumes.
加稀土的钢在浇注时经常发生水口结瘤，严重影响稀土在钢中的应用。
When teeming rare earth treated steels the nozzle blockage occurred so frequently that seriously interferes the application of REM in steels.
分析了304和321不锈钢连铸水口结瘤物的物相，探讨了结瘤机理。
The clogs on the submerged entry nozzle of type 304 and 321 stainless steels were investigated, and the mechanisms of clogging were discussed.
推测在水稻中可能存在结瘤因子所诱导的豆科早期结瘤素表达的类似机制。
Moreover, GUS gene expression driven by the Gmenod2B promoter in transgenic rice was regulated by nitrogen status.
推测可能是由于水稻中缺少了这些豆科结瘤素基因，导致水稻不能结瘤固氮。
It was suggested that the lack of these leguminous nodulin genes in rice might result in its disablility for nodulation and nitrogen fixation.
接种根瘤菌尽管能使大邑黑豆结瘤增加，但是大豆植株的氮含量却有轻微下降。
Even though the inoculation with Rhizobium could increase the nodulation of Dayiheidou, the nitrogen content of the soybean seedlings dropped slightly.
且大大提高稀土元素在钢中的均匀性，提高稀土的回收率，消除水口结瘤现象。
The said process avoids the oxidation of alloy elements, and may be used in raising the homogeneity of RE element in steel, raising the recovering rate of RE element and eliminating scaffolding.
通过砂培试验研究了标记基因对受体菌株的竞争结瘤能力和固氮有效性的影响。
In the nitrogen-free Pot experiment, the nodulating competitive ability of the parental and marked strains and their nitrogen fixing efficiency were tested.
在盆栽条件下比较研究了转基因重组根瘤菌与出发菌和参照菌的结瘤与共生固氮效率。
Plant pot experiments were carried out for the recipient strains and their transconjugants to compare their nodulation ability and symbiotic nitrogen fixation efficiency.
试验表明，根瘤菌侵入油菜根细胞，且形成含根瘤茵的根瘤，结瘤率为31.25％。
The glasshouse experiment results showed that the pectin-lytic bacterium helped rhizobia to enter the root and formed nodules on them (31.25%) .
碱金属是导致高炉料柱透气性恶化、炉况失常、频繁悬料和在炉身结瘤的一个重要原因。
Alkali metals are one of the important causes that leads to poor permeability of charge column, irregular furnace operation, frequent hanging and scaffolding in the stack.
结瘤因子是由根瘤菌产生的一类信号分子，它们在结瘤的起始阶段发挥着十分重要的作用。
Nod factors are a novel general class of signal molecules produced by rhizobia, which play a key function in the initial steps of nodulation.
从大豆结瘤、固氮活性、木质部溶质氮形态以及植株同化氮量论证了保护性施氮的生物学效应。
The biological effect of protectively applied nitrogen on nodulation N-fixing activity, nitrogen forms in Xyloid liquid, and amount of assimilated nitrogen in soybean were studied.
水稻是重要的粮食作物，能否对结瘤因子信号产生应答反应是最终实现水稻结瘤固氮的关键因素。
Whether the rice plant can respond to signalling molecules ( i . e. Nod factors) is an important question, as it could establish the potential for symbiotic nitrogen fixation in rice.
就豆科植物根瘤菌结瘤因子感知机制、信号转导途径及反馈调控等方面的研究进展进行了全面阐述。
A review will be established in this paper to introduce the perception mechanism, signal transduction ways and feedback regulation of rhizobium Nod factor in leguminous plants.
用分子动力学和薄膜生长的扩散限制聚集模型，薄膜中结瘤微缺陷成核时的分形现象得到了很好的解释。
By using the molecular dynamics theory and diffusion limited aggregation model of film growth, the fractal phenomenon of the nodule nucleation was well explained.
该重组体在大豆根上能结瘤，并且从根瘤中分离出的后代品系对盐、抗生素和毒素仍保持同样高的抗性。
The strains isolated from nodules of the recombinant grown on soybean root main-tain the same high tolerance to salt, antibiotics and toxin.
该重组体在大豆根上能结瘤，并且从根瘤中分离出的后代品系对盐、抗生素和毒素仍保持同样高的抗性。
The strains isolated from nodules of the recombinant grown on soybean root main-tain the same high tolerance to salt, antibiotics and toxin.
应用推荐