固定化微生物脲酶具有储存稳定性。
The immobilized microorganism urease have a storage stability fixedly.
脲酶活性随土壤深度加深而降低。
脲酶和过氧化氢酶活性依次增强。
The activity of urease and catalase also increase accordingly.
同时还研究了脲酶抑制机理。
幽门螺杆菌脲酶，大亚单位抗原，重组。
Helicobacter pylori Urease, Large Subunit Antigen, Recombinant.
脲酶活性则与温度呈一定程度的正相关。
To certain extent the urine enzyme activity was positively correlated with temperature.
土壤脲酶和过氧化氢酶都对溴硝醇比较敏感。
The activities of both urease and catalase are sensitive to bronopol.
深松耕还田显著提高土壤脲酶、蔗糖酶活性。
Subsoiling returning could significantly increase soil urease activity and sucrase activity.
显著增强土壤过氧化氢酶、脲酶和磷酸酶活性。
Similarily, the soil hydrogen peroxidase, urease and phosphatase activities were increased obviously.
土壤真菌数量、脲酶活性与有效钾含量呈负相关。
Soil fungi number and urease activity were negative correlation with soil available potassium content.
植物性脲酶抑制剂能提高两种作物的土壤碱解氮含量。
The contents of soil alkali hydrolyzable nitrogen were increased by plant urease inhibitor under two cultivated condition.
表明了选用煤炭腐植酸类物质作为脲酶抑制剂是可行的。
The results show that it is feasible to use humic acids as urease inhibitors.
研究结果表明，乙酰氧肟酸对脲酶活性有明显抑制作用。
The result showed that the inhibitory effect of acetohydroxamic acid on urease was significant.
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 percentages of the urease-producing microorganisms had no clear change in the three kinds of late rice field.
报道了一种基于等离子体修饰的PV C膜脲酶生物传感器。
A new urease biosensor based on the plasma-modified PVC membrane has been developed.
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。
Light grazing significantly increased proteinase activity, but slightly decreased urease activity.
土壤有效铅与土壤微生物生物量碳及土壤脲酶呈显著负相关。
Correlation analysis indicated that there were significantly negative correlations between soil biomass carbon and urease activity with available lead content in the soil.
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 results show that the soil's urease activity is strongly affected by magnetic field of certain intensities.
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。
The impact of different degrees of degradation on activities of urease and peroxidase varied.
并对大豆多糖固定化脲酶柱式反应器的动态活性作了初步的测试。
The kinetic activity and stability of the column reactor prepared by adsorption are all lower than that prepared by glutaraldehyde crosslinking.
随退化程度的加大，土壤蔗糖酶、脲酶、多酚氧化酶活性均降低。
With the increase of the greasing intensity, the activity of soil sucrose, unease and polyphone oxidize all decrease.
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。
The localization of the activity of immobilized urease on chitosan membrane was studied by X-ray microanalysis.
结果表明，PV A凝胶固定化脲酶具有较高的活力收率(79%)。
Comparative studies show that the immobilized urease on PVA gel has a higher activity yield (79%).
硫脲对脲酶活性和尿素水解均有显著的抑制作用，但是作用时间较短；
TU inhibited urease activity and urea hydrolysis effectively in a short time.
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。
The activities of soil dehydrogenase, alkaline phosphatase, urease and sucrase decreased with the time of incubation.
本文介绍了影响尿素利用率的主要因素和一种新型脲酶抑制剂的研究方法。
The paper introduces the main element of influencing carbamide utilizing rate and the research method of a new type urease-inhibitor.
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。
The adsorption of urea nitrogen onto dialdehyde cellulose (DAC) under catalysis of immobilized urease in gelatin (IU) was studied in batch system.
当土壤含水量较高（13—19%）时，厩肥处理细菌数与脲酶活性皆高。
When soil water content was higher(13—19%), thebacterial numbers and urease activity in stable manure treatment was also higher.
土娄土、黑垆土脲酶活性与时间及土壤缓冲量之间的关系为二元线性回归方程。
The equation among Lou soil and Heilu soil urease activity and time and their buffering values is quadratic linear regression equation.
目前，已有很多载体材料用于脲酶的固定化，如多糖、聚合物、无机吸附剂等。
So far, there has been many supports applied in the immobilization of urease, such as polysaccharides, polymer, inorganic absorbents and so on.
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