查询词典 nitrogen fixation

Still the cheapest means of industrial nitrogen fixation, it is a basic process of the chemical industry.

哈伯－博施法是最经济的固定氮方法，是一种化工基本方法应用。

Being the joint of biological nitrogen fixation and bacteria classification,Rhizobium taxonomy is one of the most important fields.

根瘤菌分类作为生物固氮和细菌分类两个领域的结合点，具有十分重要的意义。

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。

Still the cheap est means of industrial nitrogen fixation, it is a basic process of the chemical industry.

哈伯－博施法是最经济的固定氮方法，是一种化工基本方法应用。

"Like most other cyanobacteria, nostocs contain two pigment s 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。

This system raised soil fertility and soil productivity through increased biological nitrogen fixation and by providing cattle manure.

这一体系通过豆科作物的生物固氮作用和牛粪还田使土壤肥力和土壤生产力得到提高。

Among them the most remarkable changes is that it obtains symbiotic nitrogen fixation ability.

此时，类菌体中许多与共生相关的基因被激活，蛋白的表达量显著增加。

"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。

So biological nitrogen fixation has become one of the main directions for today's fertilizer development in the world.

生物固氮不仅固氮量大，而且还可提高土壤肥力，改善土壤条件，不污染环境；更为重要的是它有取之不尽，用之不竭的廉价氮源，成本低，利用率高，因此，生物固氮是今后肥料发展的主要方向之一。

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

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。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。