1) nitrogen
[英]['naɪtrədʒən] [美]['naɪtrədʒən]
N素
1.
Study on absorption and utilization of nitrogen in flue-cured tobacco plant from rape straw fertilizer with ~(15)N;
应用~(15)N研究烤烟对秸秆N素的吸收利用
2.
Field studies were conducted to investigate effects of rice straw incorporation and nitrogen application models on process of nitrogen uptake by rice paddy ecosystem and fertilizer-N use efficiency in the double rice cropping system.
采用田间试验研究了稻草还田环境下施N模式对稻田生态系统N素吸收量及N肥利用率的影响。
3.
Soil column leaching experiment,ammonia volatilization experiment and pot experiment were carried out to study the effects of lignin on the nitrogen migration,transformation and accumulation of compound fertilizer coated with lignin in multimedia environment(soil,water,atmosphere and plant).
以木质素包膜复合肥为研究对象,通过淋溶、氨挥发和盆栽试验,系统研究了木质素包膜复合肥中N素在多介质环境(土壤、水体、大气和植物)下的迁移转化和积累,以及木质素对复合肥中N素的影响。
2) N element
N素
1.
The plasticity of clonal architecture of Juema in response to N element was studied.
试验研究N素对蕨麻克隆构型的可塑性反应结果表明,蕨麻基株根长、分枝数、分株数、间隔子、地上干物质量、地下干物质量随N素的增加呈二次曲线变化,在施纯N 90。
3) factor
[英]['fæktə(r)] [美]['fæktɚ]
n.因素,要素
4) elemental nitrogen
N元素
1.
Metabolic flux analysis of elemental nitrogen for L-tryptophan biosynthesis in yeast;
酵母合成的~(15)NL-色氨酸中N元素代谢通量的分析
6) N-cadherin
N-钙黏素
1.
N-cadherin and desmin were analyzed by immunohistochemistry.
用免疫组织化学方法检测结蛋白、N-钙黏素的分布变化。
补充资料：(-)-表没食子儿茶素
分子式：C15H14O7
分子量：306.27
CAS号：970-74-1
性质：熔点208-210°C。比旋光度-50° (c=0.04, EtOH)。
分子量：306.27
CAS号：970-74-1
性质：熔点208-210°C。比旋光度-50° (c=0.04, EtOH)。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条