1) nitrogen
[英]['naɪtrədʒən] [美]['naɪtrədʒən]
氮素
1.
Dynamic changes of nitrogen in precipitation in lower reach of Liaohe River Plain;
下辽河平原降雨中氮素的动态变化
2.
Review on application of color model in monitoring nitrogen status of vegetables;
颜色模型在蔬菜氮素诊断中的应用前景探讨
3.
The dynamic characteristics and modeling of nitrogen in paddy field surface water and nitrogen loss from field drainage;
水稻田面水氮素的动态特征、模式表征及排水流失研究
2) Nitrogen element
氮素
1.
In the experiment,the Lettuce was used as experimental material,adopted the way of substrate culture to study the effects of Nitrogen element different supply levels on the nitrate accumulation of Lettuce.
试验以莴苣为试验材料,采用基质培方法,研究了氮素不同供应水平对莴苣硝酸盐积累的影响。
2.
The influence of variety, rice blast and nitrogen element on the quality of early Japonica rice was studied .
本课题以近几年我省主栽的水稻品种为试材，采取稻瘟病抗性与稻米品质相关统计分析和对比试验等方法，研究了水稻品种、稻瘟病及氮素对早粳稻米品质的影响，旨在为寒地稻作区优质米品种的选育和高产栽培提供理论依据和技术支持。
3.
The advances of studies on nitrogen element of rubber plantations are reviewed.
综述国内外橡胶林氮素研究进展,分析橡胶林氮素研究的发展趋势,指出系统动态模拟与指导施肥相结合是今后橡胶林生态系统养分循环研究的创新方向。
3) nitrogen source
氮素
1.
Effects of carbon and nitrogen sources on extracellular enzyme production by Coriolus versicolor;
碳素和氮素对Coriolus versicolor胞外酶分泌的影响
2.
The effects of carbon and nitrogen sources on the added methane oxidation and the population methane\|oxidizing bacteria in marine\|fluvigenic yellow loamy paddy soil were studied.
研究了碳素和氮素物质对黄松田土壤中甲烷氧化菌种群及其甲烷氧化活性的影响 。
4) nitrogen element
氮元素
1.
During the combustion process of coal, the nitrogen element in coal may turn to various oxides of nitrogen, thereby, resulting in ambient pollution.
煤中氮元素在煤燃烧过程中会转化为各种氮的氧化物,从而造成环境污染。
2.
Analysis by EPMA shows that the peak value of distribution of nitrogen element inside the pure iron with ion RE-nitridation is about 100 μm deeper than that with ion nitridation.
采用辉光放电离子溅射法成功地将稀土元素Ｃｅ，Ｌａ和氮元素以较高浓度渗入纯铁。
5) Nitrogen pollution
氮素污染
1.
Animal husbandry exerted very important effects on meat product supply,people\'s life improvement and farmer\'s income increase,but the nitrogen of livestock manure polluted the environment,so it was important to strengthen the research about nitrogen pollution and environmental cost of livestock manure.
畜禽养殖在保障肉食供应、改善居民生活、增加农民收入等方面发挥着重要作用,但是畜禽粪便中的氮素也给环境造成严重污染,加强畜禽粪便氮素污染及其环境成本研究有重要意义。
6) nitrogen metabolism
氮素代谢
1.
Effects of exogenous Ca~(2+) on nitrogen metabolism in wheat seedlings;
外源钙离子对小麦幼苗氮素代谢的影响
2.
Effect of two diphenylethers herbicides on growth and nitrogen metabolism of peanut at the seedling stage;
两种二苯醚类除草剂对花生苗期生长发育及氮素代谢的影响
3.
Effects of doubled atmospheric CO_2 concentration on nitrogen metabolism of tra nsgenic Bt cotton under different nitrogen fertilization levels.
不同氮素水平下CO_2倍增对转Bt棉花氮素代谢的影响
补充资料：氮素肥料
分子式：
分子量：
CAS号：
性质：见氮肥。
分子量：
CAS号：
性质：见氮肥。
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