Nitrate Nitrogen [肥料] 硝态氮 ; 硝酸盐氮 ; 硝酸盐中的氮 ; 硝酸氮
Nitrite nitrogen&nitrate nitrogen 硝酸氮及亚硝酸氮
Nitrate Nitrogen Standard Solution 硝态氮标准溶液
Soil Nitrate Nitrogen 土壤硝态氮
nitrate nitrogen fertilizer [肥料] 硝态氮肥
nitrate-nitrogen reduction 硝态氮还原
The experimental field of soil nitrate content is not particularly high,and the nitrate-nitrogen accumulation is occurred in the 70-100cm layer.
各试验点农田土壤硝态氮含量不是特别高,产生硝态氮累积的层次发生在70～100cm土层。
参考来源 - 河套灌区节水溉灌溉前后水土环境变化及农田水肥效率模拟·2,447,543篇论文数据，部分数据来源于NoteExpress
Methods Porous ceramics were used as immobilization carrier. Optimum conditions for nitrate-nitrogen removal of downflow fixed-bed bioreactor were studied.
方法采用多孔陶粒作反硝化细菌固定化载体，研究下流式固定床生物反应器的适宜脱氮条件；
Even nitrogen, which is a gas in its elemental state, is normally absorbed from the soil as nitrate ions.
即使是元素状态为气体的氮，也通常作为硝酸根离子从土壤中被吸收。
Nitrate and water-soluble organic nitrogen were migrated with deionised water migrating and increased subsoil fertility.
硝酸盐和水溶性有机氮随着去离子水的迁移而迁移，并增加了土壤的肥力。
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