total organic nitrogen [分化] [海洋] 总有机氮
organic nitrogen compound [有化] 有机氮化合物 ; 化合物
dissolved organic nitrogen 溶解有机氮 ; 性有机氮 ; 可溶性有机氮 ; 溶解性有机氮
Organic nitrogen pesticides 有机氮农药
soluble organic nitrogen 可溶性有机氮 ; 和可溶性有机氮 ; 溶性有机氮 ; 被称为可溶性有机氮
particulate organic nitrogen 颗粒有机氮 ; 以颗粒有机氮
organic nitrogen pool [土壤] 有机氮库
organic nitrogen compounds 有机氮化合物 ; 有机氮化物
soil organic nitrogen 土壤有机氮
Inorganic nitrogen must be assimilated as organic nitrogen which can be absorbed andused by plants.
其中，无机氮必须同化为有机氮才能为植物体所吸收和利用。
参考来源 - 甜菜谷氨酰胺合成酶基因的克隆The environmental quality of the sediment was evaluated by using organic index and organic nitrogen and the average values of them were 0.306 and 2.010,which indicated that the surface sediment in Nanhu Lake was heavily contaminated by organic matter.
采用有机氮和有机指数评价沉积物环境质量,有机氮和有机指数均值分别为0.306和2.010,说明南湖表层沉积物总体有机污染严重。
参考来源 - 南湖表层沉积物中有机质·氮和磷的污染现状与评价·2,447,543篇论文数据，部分数据来源于NoteExpress
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。
In water, nitrogen exists in form of organic nitrogen, ammonia nitrogen, nitrite and nitrate.
在水中，氮是以有机氮、氨态氮、亚硝酸氮和硝酸氮的形式存在的。
Ammonium assimilation is a very important process to transform inorganic nitrogen into organic nitrogen for plants.
氨同化作用是植物将无机氮转化成有机氮的一个重要过程。
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