1) urea nitrogen
尿素态氮
1.
The result showed that amount of soil urea nitrogen by fertilizing dicyandiamde(DCD) and N-(n-butyl) thiophosphric triamide(NBPT)-amended urea was the highest in all fertilizers,for 14.
采用盆栽试验,模拟田间生态环境,研究施用不同种缓释氮素肥料玉米苗期土壤的尿素态氮、硝态氮和铵态氮含量。
2.
The amounts of urea nitrogen,nitrate nitrogen,ammonium nitrogen and available nitrogen of slow/controlled release nitrogen fertilizers were monitored at the maize seedling stage.
采用盆栽试验,模拟田间生态环境,研究施用不同种缓/控释氮素肥料玉米苗期土壤尿素态氮、硝态氮、铵态氮和速效态氮含量,分析比较其在玉米苗期氮素养分释放特点。
3.
The result indicate that the every curve of the maximum of accumulative urea nitrogen released rate from four starch acetate coated urea fertilizers is converse "L".
以研制的4种醋酸酯淀粉包膜尿素肥料为研究对象,日本70 d聚烯烃包膜尿素肥料为对照,研究醋酸酯淀粉包膜尿素在水中尿素态氮溶出特征,以确定醋酸酯淀粉包膜尿素的控释性能。
2) urea-N
尿素态氮
1.
Leaching and transforming characteristics of urea-N added by different ways of fertigation;
不同灌溉施肥方式下尿素态氮在土壤中迁移转化特性的研究
3) urea-N
尿素氮
1.
With the combination of incubation test and field experiment,the effects of the new nitrification inhibitor 3,5-dimethylpyrazole on urea-N transformation and NO~-_3-N leaching loss from corn field were studied.
采用室内培养和田间试验相结合的方法,探讨了新型硝化抑制剂3,5-二甲基吡唑(DMP)对尿素氮转化及玉米田硝酸盐淋溶损失的影响。
2.
Three Hu sheep(35±5)kg fitted with permanent ruminal cannulas,proximal duodenal T-shaped cannulas were used to investigate the effects of three different dietary protein levels on pH,NH_3-N and Urea-N in gastrointestinal tract.
0%(C)时对湖羊瘤胃和十二指肠pH值、氨态氮、尿素氮浓度的影响。
3.
The excretion of nitrite-N,urea-N and organic-N were increased in a pHdependent m.
5时,氨氮排泄急剧下降,其排泄过程具有不连续性;亚硝酸氮、尿素氮和有机氮的排泄随pH值的升高而增加;硝酸氮的排泄同亚硝酸氮类似,但在pH值10。
4) urea nitrogen
尿素氮
1.
Relationship between blood pressure and blood uric acid,urea nitrogen in middle and older-aged population in Guangzhou
广州市中老年人群血压水平与血尿酸和尿素氮的关系
2.
The adsorption of urea nitrogen onto dialdehyde cellulose (DAC) under catalysis of immobilized urease in gelatin (IU) was studied in batch system.
研究了在固定化脲酶催化作用下双醛纤维素对尿素氮的吸附平衡和动力学。
3.
the concentrations of urea nitrogen(BUN)、creatinine(CREA) and uric acid(URIC) in plasma were tested.
方法建立海洛因依赖及腺苷补偿组大鼠模型,50只Wistar大鼠随机分成对照组、3 d给药组9、d给药组、腺苷对照组及同时给海洛因和腺苷9天组,检测血液生化指标尿素氮(BUN)、肌酐(CREA)及尿酸URIC)。
5) BUN
[英][bʌn] [美][bʌn]
尿素氮
1.
Clinical Significance of Determination for BUN,Cr,Ua in Saliva;
唾液尿素氮、肌酐、尿酸浓度测定及临床意义
2.
Analysis on the Examining Results of Urinalysis and SCr, BUN of SARS Patients;
严重急性呼吸综合征患者尿常规及血清尿素氮、肌酐检验结果分析
3.
Discussion on Di-acethyl Oxime Method to Detect BUN in Saliva;
二乙酰-肟法测定唾液尿素氮初探
6) Bun
[英][bʌn] [美][bʌn]
血尿素氮
1.
Clinic Meaning of BUN Heighten for 8 Cases of the Check-up;
8例体检者血尿素氮增高的临床意义
2.
Analysis of the Change Characteristics of BUN Index during the Pre-competition Training of the Elite Middle Distance Runner;
优秀中长跑运动员赛前训练血尿素氮(BUN)变化特征分析
3.
Methods Serum Cystatin C in 89 patients with renal transplantation by velocity dispersion nephelometery,serum creatinine(Scr) and serum urea nitrogen(Bun) were measured by enzyme at the same time.
方法:用速率散射比浊法检测60例肾移植后患者的血清胱蛋白酶抑制剂C(Cystatin C),并同时用酶法测定其血清肌酐(Scr)含量和血尿素氮(BUN)含量。
补充资料：尿素氮
尿素氮
urea nitrogen,BUN
即指“血尿素氮”，血浆中除蛋白质以外的一种含氮化合物，它从肾小球滤过而排出体外。在肾功能不全失代偿时，BUN将升高。所以临床以将其作为判断肾小球滤过功能的指标。
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