soil-N 氮肥
soil N supply 土壤供N量
soil n availability 土壤n有效性
Soil N apparent balance 土壤N素表观平衡
soil n loss 土壤氮素流失
total soil n 土壤总n
soil N level 土壤氮素水平
soil n content 土壤氮含量
soil N and P 土壤氮素和磷素
The relationship between mineralizable soil N and crop N uptake was studied under the condition of pot and field experoments respectively.
在盆栽和田间条件下，研究了作物吸氮与土壤可矿化氮的关系。
There was very little fertilizer N residue left, most of which entered the organo-mineral complex, while a part of the soil N was activated.
化肥氮残留很少，大部分进入土壤有机无机复合体中，而部分土壤氮被活化。
It also shows that the growth of plantation is greatly affected by the content of soil nutrients specially total n, total K and soil organic matter.
林分生长与林地土壤中全n、全k以及有机质等养分的含量显著相关。
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