固氮的

Terrestrial microorganisms play a vital role in soil nitrogen cycling. They participate in important ecological processes such as nitrogen fixation, ammonification, nitrification and denitrification.

土壤微生物在土壤氮循环中发挥着不可替代的作用，参与了包括固氮作用、氨化作用、硝化作用和反硝化作用等重要生态过程。

It show that the best scope of valid applying azotobacter fertilizer is0.15g/kg.

因此，固氮菌肥有效施用的最佳土壤施氮量为0.15g/kg。

Hetertrophic nitrogen-fixing bacteria were the species belonged to Azotobacter and Beijerinckia through preliminary identification.

鹧鸪菜藻体上异养固氮细菌初步鉴定为固氮菌属和拜叶林克氏菌属的种类。

Other reports,(Scaglia and Hakizimana, 1991 as cited in Giller and Wilson,1991) used NH4HPO4 as an N source which confounds the effects of N and P on yield and BNF.

另一些报告(Scaglia和Hakizimana，1991引用Giller和Wilson，1991)使用NH4HPO4作氮源，混淆了N和P对生物固氮和产量的影响。

He used liquid manure teas to flood his fields and clover as a green manure to fix nitrogen.

他用液体肥茶洪水他的领域和三叶草作为绿肥，以固氮。

The biological nitrogen fixation is a global strategic problem, and is very significant to environment, food and population and so on.

生物固氮是一个全球性的战略课题，它对环境、粮食、人口等问题有着重要意义。

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。

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。

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。

Mycorhizae perform the function of nitrogen fixation and storage.

菌根起着固氮和贮氮的作用。

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。