Sampling quantity n 抽样数量n
unknown n quantity 未知数 ; 未知量
in n quantity 大量地
Inspection n Certificate of Quantity 数量检验证书
n quantity n量
n sorption quantity 氮吸附量
In addition, the accumulative quantity n, P and K in the soil soluble liquid decreased further when the concentration of PAM increased.
同时，不同浓度pam的试验结果发现，增加PAM浓度能使土壤淋溶液中n, p, K累积量进一步减少。
The quantity of crop nutrients transferred from the system, and the nutrient budget of N, P and K in soil were studied.
研究了在养分循环再利用的基础上采取不同施肥制度下作物养分移出量，并结合施肥量计算出土壤中N、P、K养分收支。
Note:Fertilizer quotas is refers to the pure N quantity and the pure P2O5 quantity.
注：表中施肥定额是指尿素的纯N量和磷酸一铵的纯P2O5量。
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