Urease activity falls with the soil depth.
脲酶活性随土壤深度加深而降低。
The activity of urease and catalase also increase accordingly.
脲酶和过氧化氢酶活性依次增强。
Helicobacter pylori Urease, Large Subunit Antigen, Recombinant.
幽门螺杆菌脲酶，大亚单位抗原，重组。
Methods: H. pylon infection was detected by rapid urease tests.
方法采用快速尿素酶方法检测h。
Objective: To detect the expression of urease genes in Citrobacter.
目的：研究尿素酶基因在枸橼酸杆菌中的表达情况。
The activities of both urease and catalase are sensitive to bronopol.
土壤脲酶和过氧化氢酶都对溴硝醇比较敏感。
The immobilized microorganism urease have a storage stability fixedly.
固定化微生物脲酶具有储存稳定性。
The results show that it is feasible to use humic acids as urease inhibitors.
表明了选用煤炭腐植酸类物质作为脲酶抑制剂是可行的。
A new urease biosensor based on the plasma-modified PVC membrane has been developed.
报道了一种基于等离子体修饰的PV C膜脲酶生物传感器。
Subsoiling returning could significantly increase soil urease activity and sucrase activity.
深松耕还田显著提高土壤脲酶、蔗糖酶活性。
The impact of different degrees of degradation on activities of urease and peroxidase varied.
不同退化程度对脲酶和过氧化物酶活性的影响没有明显的规律性。
Specifically, it showed the different testing methods and their results of the fat and urease.
重点研究了脂肪和尿素酶活性的不同测定方法的检测效果。
The result showed that the inhibitory effect of acetohydroxamic acid on urease was significant.
研究结果表明，乙酰氧肟酸对脲酶活性有明显抑制作用。
Light grazing significantly increased proteinase activity, but slightly decreased urease activity.
轻度放牧显著或极显著增加了蛋白酶活性，脲酶活性略降低。
Comparative studies show that the immobilized urease on PVA gel has a higher activity yield (79%).
结果表明，PV A凝胶固定化脲酶具有较高的活力收率(79%)。
Similarily, the soil hydrogen peroxidase, urease and phosphatase activities were increased obviously.
显著增强土壤过氧化氢酶、脲酶和磷酸酶活性。
Soil fungi number and urease activity were negative correlation with soil available potassium content.
土壤真菌数量、脲酶活性与有效钾含量呈负相关。
The effects of 1, 3-dichloropropene on the activities of soil urease and invertase were studied in lab.
通过室内培养试验研究了1,3 -二氯丙烯对土壤中脲酶和蔗糖酶活性的影响。
OBJECTIVE To prepare urease N-trimethyl chitosan chloride submicrospheres and study its characteristics.
目的制备尿素酶三甲基壳聚糖亚微球，并对其相关性质进行初步研究。
The results show that the soil's urease activity is strongly affected by magnetic field of certain intensities.
本文主要研究了不同磁场强度对风干土和湿土脲酶活性的影响。
The localization of the activity of immobilized urease on chitosan membrane was studied by X-ray microanalysis.
利用X射线微区分析方法，对壳聚糖固定化脲酶活性进行了定位分析。
To understand the influence of icterus on urease coupling method for determining the serum urea nitrogen (BUN).
了解黄疸对尿素酶偶联法测定血清尿素氮(BUN)的影响。
Immobilization of urease can solve the problem, it have a good stability, and furthermore it can use repeatedly.
固定化可以提高脲酶的稳定性，并可以重复使用，可以很好的克服游离脲酶的缺点。
Cell density cultivation and high level expression of recombinant urease a fusion protein in Helicobacter pylori.
目的高密度培养重组细菌和高效表达重组幽门螺杆菌尿素酶a融合蛋白。
The percentages of the urease-producing microorganisms had no clear change in the three kinds of late rice field.
各类产脲酶菌在不同类型晚稻田的百分含量变化不很明显；
The activities of soil dehydrogenase, alkaline phosphatase, urease and sucrase decreased with the time of incubation.
土壤脱氢酶、碱性磷酸酶、脲酶及蔗糖酶活性均随培养时间延长而降低。
Factors affecting the activity of urease in PPy film were studied and activation energy of the ferment was determined.
研究了聚合条件对酶活性的影响，并测定了掺杂于聚吡咯中的脲酶的活化能等动力学参数。
Bacteria, actinomycetes and epiphyte were a positive correlation. Different microbes were positively related to urease.
细菌、放线菌、真菌之间呈显著正相关关系，各类微生物与脲酶之间呈显著正相关关系。
The contents of soil alkali hydrolyzable nitrogen were increased by plant urease inhibitor under two cultivated condition.
植物性脲酶抑制剂能提高两种作物的土壤碱解氮含量。
Under the same parent material condition, urease activity was significantly correlated with forming time and maturity of soil.
在母质相同的情况下，脲酶活性高低又与成土时间的长短和土壤熟化程度呈正相关。
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