Promotes the contour nitrogen fixation plant technology.
推广等高固氮植物篱技术。
Nodule bacteria are very good at biological nitrogen fixation.
根瘤菌是生物固氮的能手。
Among the blue-green algae are many species of nitrogen fixation.
许多种蓝藻有固氮的能力。
The prospect of employing nitrogen fixation in agriculture is promising.
在农业中应用固氮作用的前景良好。
Chemical nitrogen fixation from the air under mild conditions is discussed in this paper.
本文讨论了在温和条件下从空气进行化学固氮的问题。
Nitrogen fixation is carried out by the rhizobia in the anaerobic environment of the nodule.
氮的固定是由无氧环境的根瘤中的根瘤菌完成的。
Nitrogen fixed by legume root nodules accounts for 40% of total biological nitrogen fixation.
豆科植物的根瘤固氮占生物固氮总量的40%。
Like most other cyanobacteria, nostocs contain two pigments and are capable of nitrogen fixation.
与大多数蓝绿藻一样，念珠藻属含有两种色素，并有固定氮的能力。
Nitrogen fixation trees of Leguminosae and non-Leguminosae are important biological nitrogen fixation resources.
豆科及非豆科固氮树种是重要的生物固n资源。
As a critical tool, BNF models play irreplaceable roles in predicting nitrogen fixation of soybean quantitatively.
生物固氮模型作为一种重要工具，在定量预测大豆生物固氮速率方面具有不可替代的作用。
The growth period, nitrogen fixation, growth condition and other growth characteristics of nostoc. sp were studied.
摘要研究了念珠藻的生长周期、固氮特性、生长条件等生长特性。
The growth period, nitrogen fixation, growth condition and other growth characteristics of Nostoc. sp were studied.
研究了念珠藻的生长周期、固氮特性、生长条件等生长特性。
Tea-oil tree~. Chinese fir and poplar wcre tested to determine whether nitrogen fixation occurred in these woody plants.
以油茶、杉木、杨树为研究对象，探讨木本植物根际联合固氮体系。
The formation of foot nodule and activity of nitrogen fixation is related with soil conditions and host-plant characters.
根瘤的形成和固氮活性与土壤条件和寄主特性密切相关。
Mn is the important element in grasses growth; operate in chlorophyll form, photosynthesis, respiration and nitrogen fixation.
锰是草株生长的重要元素，对叶绿素的形成、光合作用、呼吸和固氮起着重要作用。
The soil nitrogen status is a function of the processes of nitrogen fixation, microbial decompostion, nitrificattion and denitrification.
土壤氮状况是一个固氮、微生物分解、硝酸化和脱氮过程的作用。
Symbiotic nitrogen fixation of legumes with azotobacteria was a hot topic of scientific research, but less focus on alpine meadow community.
豆科植物的共生固氮作用一直是科学研究的热点问题，但在高寒草甸上研究的比较少。
Early study object of the biological nitrogen fixation bacterium is the Rhizobium which related to the nitrogen fixation of the Leguminosae.
其中研究的较早的生物固氮菌是与豆科植物共生固氮的根瘤菌。
It was suggested that the lack of these leguminous nodulin genes in rice might result in its disablility for nodulation and nitrogen fixation.
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。
The pot experiment indicated that different strains symbiotic nitrogen fixation efficiency and the ammonium molybdate concentration were related.
盆栽试验表明，不同菌株共生固氮的有效性与钼酸铵浓度相关。
Stable and high efficiency micro-plant interaction is essential to the optimal nitrogenase activity of root-associated nitrogen fixation bacteria.
联合固氮体系的建立是联合固氮菌发挥高效生物固氮活性的关键要素之一。
They are strong reducing agents (very negative REDOX potentials) and function as electron carriers, for example in photosynthesis and nitrogen fixation.
它们是强的还原性物质(很低的氧化还原电位)以及作为电子载体起作用，如在光合作用和固氮作用中。
Biological nitrogen fixation (BNF), which provides all the plants on the globe with 75% of fixed nitrogen, is one of the important projects in life science.
生物固氮为全球的植物提供75%的氮素，是生命科学中的重大课题。
The results show that MC1 mixture resisted to some plant pathogenous fungi, and it did not show effect on nitrogen fixation and phosphorus dissolving capacity.
本研究未能证明MC1具有固氮和解磷能力，而对黄瓜枯萎病和番茄枯萎病菌具有明显的抑制作用。
The nitrogen fixation rate per plant was high by inoculated rhizobia only, but the pod number and yield per plant only increased by 6.9% and 5.9% compared with CK.
不施氮肥只接种根瘤菌的处理，根瘤菌的固氮量虽高，但植株生长量和荚果产量则明显降低，单株结果数和荚果产量仅比对照处理增加6.9%和5.9%。
It is important to quantitatively characterize biological nitrogen fixation (BNF) of soybean for farmland fertilizer management and non-point source pollution control.
定量描述大豆生物固氮量对于施肥管理以及农业非点源污染控制具有十分重要的意义。
The trial was established with a purpose to ascertain the yield response to Feiligao, a nitrogen fixation bacterial fertilizer, and its best application rate on tobacco.
为验证生物固氮菌肥肥力高的增产效果，探讨用于烤烟的最佳施用量，进行了试验。
Plant pot experiments were carried out for the recipient strains and their transconjugants to compare their nodulation ability and symbiotic nitrogen fixation efficiency.
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.
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。
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