the result showed that the expression of nirs was repressed by oxygen, and denitrification activity under anaerobic conditions was higher.

1、

The effect of cystine on the activity of polyphenol oxidase from Nicotina Tobacco has been studied by using enzymatic activity assay and UV-VIS spectroscopy.

通过酶活性测定和紫外-可见光谱研究了胱氨酸对烟草多酚氧化酶（简称PPO）活性的影响。

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2、

myrosinase activity was detected in all the tested organs except for pulp, which is consistent with the result of rt-pcr.

酶活性测定表明，除了果肉外的其它器官中都有芥子酶活性，这与RT-PCR的结果是一致的。

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3、

prep of cysticercus cellulosae cyst fluid antigen and optimization of elisa detection of glutathione s-transferase in cysticercus cellulosae

猪囊尾蚴囊液抗原制备及ELISA检测条件的优化猪带绦虫囊尾蚴囊液谷胱甘肽S转换酶活性测定

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4、

as a kind of highly efficient chemiluminescence reagent, acridine esters are commonly used in clinical immunoassays and biological activity determination of enzymes.

吖啶酯作为一种高效的化学发光试剂，在临床免疫分析，DNA分析，生物酶活性测定等方面有着广泛的应用。

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5、

assaying uracil-dna glycosylase using molecular beacon

基于分子信标的尿嘧啶DNA糖苷酶活性测定

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6、

the bioassay with an enzyme inhibitor, determination of enzyme activity in vitro and analysis of esterase isozymes revealed that the resistance of the peanut aphid to methomyl was related to hydrolytic metabolism, and the resistance to deltamethrin related to hydrolytic and oxidative metabolism.

经酶抑制剂生测、离体酶活性测定及同工酶谱分析，花生蚜对灭多威的抗性与水解代谢有关，对溴氰菊酯的抗性与水解和氧化代谢有关。

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7、

in order to establish a molecular model based on rmlc enzyme assay to screen inhibitors of rmlc, a large amount of rmlc protein must be acquired.

为了建立体外筛选RmlC酶抑制剂的分子模型，我们需要获得高纯度的RmlC酶蛋白，并为建立快速、精确的酶活性测定方法和研究酶促反应动力学特性提供物质保障。

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8、

we could make a more accurate evaluation of the varietal resistance relying mainly on the number of diseased spikelets while taking the number of diseased internodes on the rachis as an auxiliary index.

以病小穗数作为主要的抗病性鉴定指标，再参考穗轴病节片数，对小麦品种抗病性的评价及育种材料抗病性的鉴定较为准确、实用。

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9、

the necessity of evaluation on the environmental security of transgenic rice plants was addressed. the author gives his personal views about the contents for security evaluation.

阐述了转基因水稻抗病植株环境安全性评价的必要性，对环境安全性评价内容提出了个人观点。

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10、

this study lays a theoretical basis for disease-resistant transgenic cotton safety evaluation and provides the efficacy for the disease-resistant transgenic cotton cultivated.

本研究为转基因抗病棉花的安全性评价研究奠定一定的理论基础，为转基因抗病棉花的进一步推广种植提供依据。

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11、

identification and use evaluation of wheat varieties ( lines) simultaneous resistance to powdery mildew and scab

抗白粉病兼抗赤霉病小麦新品种（系）的抗病性鉴定和利用评价

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12、

identification and evaluation on main agronomic characters and disease resistance of the spring wheat landraces

春小麦地方品种主要农艺性状及抗病性的鉴定和评价

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13、

evaluation for resistance levels of cotton varieties in regional test, sichuan province

四川省区试棉花抗病虫性鉴定与评价

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14、

resistance of 15 tested hosts to apple scab was identified by means of inoculation with 3 isolates whose pathogenicity were different.

从18个菌株中选出3个致病力强弱不同的菌株对15个苹果黑星病菌供试寄主接种，对不同品种寄主进行抗病性鉴定和评价。

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15、

identification and evaluation of the resistance of main varieties and materials being regional tested of rice in jiangsu province

江苏省水稻主栽及区试品种抗病性鉴定和评价

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16、

isolation of the pathogen of maize stalk rot and field evaluation of resistance of major maize varieties in china

我国玉米青枯病病原菌的分离和主要玉米品种抗病性的田间评价

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17、

evaluation and appraisal of new maize varieties ( lines) in shanxi for disease resistance

山西省玉米新品种（系）抗病性鉴定与评价

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18、

studies on the evaluating models of crop resistance to disease and pest

作物抗病虫性稳定性评价模型研究

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19、

the evaluation on disease resistance of alfalfa has benefit on screening check cultivars. the use of check cultivars is one of the main and effective measurements, even the only way to prevent alfalfa diseases.

苜蓿的抗病性评价有利于筛选出抗病品种，而抗病品种的利用是防治苜蓿病害的最有效和最主要的措施，甚至是唯一有效的措施。

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20、

evaluation on disease resistance of maize varieties in regional tests of liaoning province

辽宁省玉米区域试验品种抗病性评价

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