These creatures, now called anammox bacteria, transform caustic and hazardous ammonium into dinitrogen, the harmless nitrogen gas that makes up 78% of the air we breathe.

这些微生物被命名为anammox，它可以把碱和有害的氨转化成氮气，无害的氮气是我们呼吸的空气的主要组成成分，占到了空气的78%。

youdao

The efficiency of removing ammonium nitrogen from wastewater is different by immobilized nitrifying bacteria making with different ratio.

不同比例因素制备的固定化硝化细菌小球去除氨氮的效率差别很大。

youdao

This paper reports the effect of DCD in seedling stage to soil microorganism of bacteria, mold and actinomycetes, and the concentration changes of both ammonium nitrogen and nitrate nitrogen in soil.

实验研究了双氰胺在玉米苗期对土壤微生物细菌、霉菌和放线菌的影响，及对土壤中铵态氮和硝态氮贮量变化的影响。

youdao

These creatures, now called anammox bacteria, transform caustic and hazardous ammonium into dinitrogen, the harmless nitrogen gas that makes up 78% of the air we breathe.

FORBES: Magazine Article