查询词典 nitrogen-free

The atmospheric phaseis predominant in the global nitrogen cycle, in which nitrogen fixation and denitrification by miocroorganisms are of particular importance.

在全球氮循环中，气相是占优势的，其中，氮的固定和微生物的脱氮作用特别重要。

Fixed ammonium, an important nitrogen type, plays a remarkable role in soil nitrogen cycle.

固定态铵是土壤重要的氮素形态之一，它在土壤整个土壤氮循环圈中扮演着重要角色。

Keywords: nitrogen cycle;heterotrophic ammonia oxidizing bacteria;bacillus;The metabolism of Carbon and Nitrogen

中文关键词：氮素循环；异养氨氧化细菌；芽孢杆菌；碳氮代谢

The biological nitrogen fixation of peanut and the total nitrogen of rice are increased in intercropping condition.

间作促进了水稻体内氮的吸收积累，根系间的相互作用使水稻体内氮的吸收积累增加。

Biological nitrogen fixation, 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 soil nitrogen status is a function of the processes of nitrogen fixation , microbial decomposition, nitrification 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。

In nitrogen-fixing populations this 'new' nitrate and nitrite can be derived from the assimilation of nitrogen gas.

这些自己"堆肥"的豆科植物还能在其根瘤中的共生细菌的帮助下固定大气中的氮，从而将氮循环的主要步骤综合在一种生物中。

An enzyme of nitrogen-fixing bacteria that activates the conversion of nitrogen to ammonia .

组胺酶一种消化系统中的酶，能减弱组胺的活性

Nitrogen-fixing activity of nodulating soybean could be inhibited by fertilizer nitrogen applied.

在本试验中，施用氮肥抑制了结瘤大豆的固氮活性。

Breeding of nitrogen-fixing bacteria is the basis for nitrogen-fixing microbial fertilization.

固氮微生物菌种选育是固氮微生物肥料生产应用的基础。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。