nitrogen concentration

基本解释

The results indicate the maximal relative error between simulation values and observation values of total nitrogen concentration is 11.67%.
结果表明，地下水总氮含量模拟值与实测值最大相对误差11.67%。
N∶P ratio is decreased in seedling stage, while there is an upward trend in heading stage. Nitrogen concentration of Maize grain is higher in seedling stage;
苗期氮∶磷比值皆下降，而抽雄期有上升的趋势。玉米籽粒：施肥玉米随装土量增加氮浓度呈下降趋势；
Rainfall simulation experiment was performed to evaluate nitrogen losses from farmland and show the effect of fertilizer application on nitrogen concentration and losses of runoff.
在室内降雨模拟试验条件下，研究暴雨径流中农田氮素养分流失及施肥处理的影响。结果表明，农田暴雨径流氮养分的流失量与累积径流量成正相关；

氮浓度
Objective The objective of the experiment is to clarify the effects of the subtending leaf nitrogen concentration on strength formation of cotton fiber.
目的探明棉铃对位叶氮浓度对棉纤维比强度形成的影响。
施氮
Applying nitrogen was beneficial for accumulation of nitrogen concentration in the soil.
施氮有利于土壤积累氮素。
生物学
氮浓度
H. pluvialis assimilated nitrate quickly during exponential growth stage. The nitrogen concentration declined to 4.875 mg/L in 3rd day and decreased to 0.169 mg/L in the 7th day.
硝态氮浓度在培养初期下降迅速,第3 d降至4.875 mg/L,下降了85.3%,至第7 d下降为0.169 mg/L。
计算机科学技术
氮素含量