氮的

Whereas, large dose of L-NAME raised the MABP significantly, constricted pial arteriole (90 minutes, 10%), decreased regional spinal cord blood flow (90 minutes, 22%), augmented the dysfunction of neural system.

表明一氧化氮在继发性脊髓损伤中，小剂量的一氧化氮可能起到保护作用，但过量时又可起到破坏作用。

Effects of different carbon and nitrogen sources, C/N ratio, inorganic salts on the mycelium growth of Pleurotus abalonus were studied.

研究了不同碳源、氮源、碳氮比、无机盐及其不同浓度对鲍鱼侧耳菌丝生长的影响。

Methyl-1, 2, 3-triazol-4-carbaldehyde was synthesized through 6 steps from propargyl alcohol, and investigated the reaction of 1-phenyl-4-methyliminometyltriazole rearranging into 1-methyl-4-phenyliminometyltriazole.

并对其中1-苯基-4-亚胺甲基-1，2，3-二氮唑经开链中间体，热异构为1-甲基-4-亚胺甲基-1，2，3-三氮唑的反应进行了考察。

The results showed that:1The quality of fennel seeds in Gansu was the best;2Inner mongolia F1 Hybrid had higher yield and rate of dry matter than other varieties;3The content of Vc, organic acid, proteinic nitrogen and full nitrogen in fennel plant of Gansu was the highest;4 Fennels in Hebei and Shanxi were early maturity variety, and fennels in Jilin, Gansu and Tuoxian of Inner mongolia were mid-maturity variety, while fennels in Inner mongolia F1 Hybrid, Xinjiang and Liaoning were late maturity variety.

研究结果表明：1甘肃品种的种子质量最好，发芽率高；2内蒙F1最好，真叶多，单株生物产量高，干物质率高；3营养成分以甘肃品种相对最好，抗坏血酸、有机酸、蛋白氮、全氮含量都相对较高；4在韶关栽培河北和山西品种属早熟品种，吉林、甘肃和内蒙托县品种属中熟品种，内蒙F1、新疆和辽宁品种属晚熟品种。

For airbridge fabrication, tungsten nitride was chosen as the diffusion barrier for copper-airbridged pseudomorphic high electron mobility transistor due to its compatibility with the conventional airbridge process.

在本实验中，空气桥制作上使用氮化钨作为铜导线高电子迁移率电晶体之扩散障碍层，这是由於氮化钨和传统制程上有高度的相容性。

Amide and pyrrolic N are the major parts of the composition in the humic substance, soluble organic nitrogen and original soils.

在土壤腐植质、可溶性氮及本体土壤中胺态及吡咯氮占了主要的比率。

Dry matter remobilization quantity, dry matter remobilization rate and remobilization quantity contribution to grain of each organ are different dramatically for the different genotypes and the N application levels.

不论施氮与否，各器官干物质量在不同品种间差异显著，施氮能明显提高各器官的干物质量，且其提高幅度因品种不同而明显差异。

The nitrate reductase activity,chlorophyll concentration and nitrogen content of tobacco leaf and total absorption area of tobacco rhizotaxy were significantly or extremely sign ificantly correlated with nitrogen concentration.

结果表明，不同基因型烟草对氮素营养的响应有明显差异，其硝酸盐还原酶活性、叶绿素含量、根系总吸收面积、氮含量均与氮浓度呈显著或极显著相关。

Soil organic matter, total nitrogen, available nitrogen and pH are measured with high temperature potassium dichromate oxidation-capacity, semiminim karl method, alkaline hydrolysis pervasion method, and the potentionmeter method respectively.

用五点混合取样法采集广西桂林毛村岩溶区和非岩溶区典型林地、灌草丛地和耕地的0~20cm，20~40cm土壤样品，以高温外热重铬酸钾氧化－容量法测定有机质含量，半微量凯氏法测定全氮含量，碱解扩散法测定有效氮含量，电位法测定pH值。

Objective: To study the effect of different single C-sources, N-sources and C/N ratio on the submerged-culture of Stropharia rugoso-annulata Methods: Single factor and orthogonal testing method were employed for this study.

目的：以菌丝生物量为指标，探讨不同碳氮源及碳氮比对大球盖菇液体发酵的影响。方法：单因子试验和正交试验。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。