soil N的用法和样例：
例句
- These results indicate that the vegetation has stronger effect on soil nitrogen mineralization than soil types.
不同土地利用方式对土壤氮素矿化作用的影响强于不同土壤类型的影响。 - The priming effect of nitrogen fertilizer on soil nitrogen was studied by using waterlogged incubation method.
摘要应用淹水培养方法，研究了铵态氮肥对土壤氮素的激发效应。
