1) inorganic nitrogen source
无机氮源
1.
Effects of several inorganic nitrogen sources on biomass and 2,3-butanediol production by Serratia marcescens were studied.
研究了几种无机氮源对粘质沙雷氏菌发酵生物量和产物2,3-丁二醇形成的影响,在确定柠檬酸铵为无机氮源的基础上,利用响应面法(RSM)对柠檬酸铵和硫酸锰的浓度进行了优化,得出了最佳浓度,并以此最优成分进行了摇瓶发酵和分批补料发酵。
2) organic nitrogen source
有机氮源
1.
The corn sacchrification liquid by double-enzyme hydrolysis could be a main carbon source for L-lactic aid fermentation,then suitable organic nitrogen sources for lactic acid bacteria TL-2 was explored.
比较了几种不同平板培养基TL-2的生长情况,得出小肽-3可作为乳酸发酵培养基的有机氮源;在最初发酵培养基的基础上,改变其有机氮源及其含量,由发酵试验得,同样产酸量时,以10 g/L小肽-3为唯一氮源的发酵液的颜色最浅;并在此基础上,利用响应面分析法,得出初糖浓度:小肽-3为15。
2.
The production of erythromycin in the shake flask is apparently influenced by adding different kinds of organic nitrogen source.
红色糖多孢菌的摇瓶培养基中采用不同有机氮源时红霉素的效价明显不同。
3.
Bsaed on the traditional process of producing Jinggangmeisu with residue, a new one residue free is developed via selecting the strain and replacing organic nitrogen source partially with inorganic nitrogen source.
在有渣工艺生产井冈霉素的基础上 ,通过优良菌种的选育和以无机氮部分取代有机氮源 ,研究了井冈霉素无渣发酵工艺流程及关键生产工
3) inorganic nitrogen
无机氮
1.
Study on inorganic nitrogen of aerosol in the Qingdao area and over the Yellow Sea and the South China Sea;
南、黄海及青岛地区大气气溶胶中无机氮组分的研究
2.
Investigation of inorganic nitrogen and active phosphorus contents in Pearl River Estuary;
珠江口水域无机氮与活性磷酸盐含量调查
3.
Variation characteristics of active phosphorus and inorganic nitrogen in Funing Bay;
福宁湾活性磷酸盐和无机氮的时空变化特征
4) DIN
[英][din] [美][dɪn]
无机氮
1.
Impact of Macrofaunal Activities on the DIN Exchange at the Sediment-Water Interface Along the Tidal Flat of Yangtze River Estuary;
大型底栖动物对长江口潮滩沉积物-水界面无机氮交换的影响
2.
activities on the DIN exchange in the sediment-water interface and nitrogen biogeochemical cycling of tidal flat are analyzed and discussed simply in this paper.
以长江河口的沿岸及岛屿潮滩高潮滩湿地为研究区域,结合现场调查和实验室模拟分析,初步研究了大型穴居底栖动物无齿相手蟹(Sesarma denaan)活动对长江口潮滩沉积物-水界面无机氮交换以及界面处氮的生物地球化学循环的影响。
5) inorganic N
无机氮
1.
Effect of organic materials and inorganic N on water stability of aggregates in cultivated black soil;
有机物料及无机氮对耕地黑土团聚体水稳性的影响
2.
In order to study the effect of basal application of urea on N transformation and dynamics of inorganic N, a field experiment with four N levels (0, 75, 112.
本研究利用田间小区试验研究了尿素一次基施对高肥力草甸褐土中无机氮动态的影响。
3.
In addition,inorganic N and dissociative NO_3~- N were also transformed to abundance and deficiency index values.
碱解氮-硝态氮和碱解氮-无机氮的转换方程分别为:y=0。
补充资料：氮同位素标记无机化合物
分子式：
CAS号：
性质：氮的标记化合物大都从15NH3、15NH2C1和15NH2CN等无机化合物开始合成。15N的胺盐与KOH反应制备15NH3。15NH4OH水溶液0℃时与NaOCl反应生成15NH2C1，减压蒸馏得15NH2C1，吸收干燥。15NH3的甲醇溶液，加入等当量的CNBr乙醚溶液，结晶析出15NH4Br。真空蒸干滤液得15NH2CN。金属钾与CO2和15NH3加热反应制KC15N。这些标记化合物广泛应用于农业、医学、生物学的研究。
CAS号：
性质：氮的标记化合物大都从15NH3、15NH2C1和15NH2CN等无机化合物开始合成。15N的胺盐与KOH反应制备15NH3。15NH4OH水溶液0℃时与NaOCl反应生成15NH2C1，减压蒸馏得15NH2C1，吸收干燥。15NH3的甲醇溶液，加入等当量的CNBr乙醚溶液，结晶析出15NH4Br。真空蒸干滤液得15NH2CN。金属钾与CO2和15NH3加热反应制KC15N。这些标记化合物广泛应用于农业、医学、生物学的研究。
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