active nitrogen atom 活性氮原子
active nitrogen atoms 活性氮原子
active atomic nitrogen 活性氮原子
active organic nitrogen pool 活性有机氮库
nitrogen active species 氮活性粒子
nitrogen containing active components 含氮活性组分
nitrogen heterocyclic active compounds 含氮杂环活性化合物
·2,447,543篇论文数据,部分数据来源于NoteExpress
Conventional farming methods using conventional fertilisers are adding active nitrogen to the soil, which tends to move to other places - lakes, rivers, seas, the air.
BBC: Food: Organic growth?
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