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氮源     
相关语句
  nitrogen source
    STUDIES ON METABOLISM OF NITROGEN SOURCE IN FERMENTATION OF 2-KETO-L-GULONIC ACID
    山梨糖发酵产生2-酮基-L-古龙酸氮源代谢规律
短句来源
    The results of single-factor experiment showed that insoluble corncob xylan was the best carbon source and inducer, beef peptone was the best nitrogen source, the optimal initial pH value and cultivation temperature were 6.0 and 40 ℃, respectively.
    单因素优化试验结果表明,水不溶玉米芯木聚糖为最佳碳源和诱导物,牛肉蛋白胨为最佳氮源,最适pH值为6.0,最适培养温度40℃。
短句来源
    The effect of many vitamins on the production of pyruvic acid by Torulopsis glabrata TK006 with glucose as carbon source and (NH4)2SO4 as sole nitrogen source was investigated.
    报道了几种维生素对光滑球拟酵母(Torulopsis glabrata)TK006以葡萄糖为碳源、硫酸铵为唯一氮源生产丙酮酸的影响。
短句来源
    The result showed that when sucrose as carbon source,peptone or peptone plus beef paste as nitrogen source,original pH 6.0,the GABA production of As-8 strain could reach higher yield(4.2g/L) and was genetic stable after growing up to 15 generations.
    菌株As-8转化富集GABA的适宜条件为:pH 6.0,以蔗糖为碳源,蛋白胨为唯一氮源或蛋白胨和牛肉膏为复合氮源。 产生的GABA含量最高可达4.2g/L,并能稳定遗传。
短句来源
    The results showed that the optimal carbon source was glucose,the optimal nitrogen source was peptone,the optimal nitrogen concentration was 2% and the optimal metallic ion was Mn2+ for Y9 SOD producing.
    该菌株产SOD的适宜碳源为葡萄糖,氮源为蛋白胨,氮源浓度为2%,适宜金属离子为Mn2+。
短句来源
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  nitrogen sources
    Influences of carbon and nitrogen sources on Pseudomonas putida S1 dry weight and on the activity of intracellular trehalose synthase,were studied in shaking flask scaled Fermentation.
    采用摇瓶发酵法研究了不同碳源、氮源对恶臭假单胞菌S1干重和胞内海藻糖合成酶酶活力的影响。
短句来源
    The mixed nitrogen sources(the ratio of NaNO3 to yeast extract was 1:1) with concentration of 2 g/L were favorable for cell growth and enzyme synthesis.
    2 g/L的复合氮源(NaNO3和酵母粉的配比为1∶1)就能满足细胞生长和产酶的营养需要。
短句来源
    Jerusalem artichoke juice was the sole carbon source. The peptone and (NH4)2HPO4 as nitrogen sources were found to be most suitable ones for inulinase production by single factor experiment.
    通过单因素实验初步确定了菊芋汁为碳源,蛋白胨为有机氮源,(NH4)2HPO4为无机氮源
    Effect of various carbon and nitrogen sources on biosynthesis of t-PA by Trichoderma reesei306
    碳源及氮源Trichoderma reesei306对组织型纤溶酶原激活剂生物合成的影响
短句来源
    EFFECTS OF NITROGEN SOURCES ON THE BIOSYNTHESIS OFXYLANASE AND CELLULASE BY TRICHODERMA REESEI
    氮源对里氏木霉木聚糖酶和纤维素酶生物合成的影响
短句来源
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  n source
    The optimal C source was 8% sucrose, N source 0.5% NRtNOs, P source 0.08% KH2PO4 and 0.016%K2HP04 and mineral ion 0.01%MgSO4 ?
    氮源选择了0.5%的NH_4NO_3; 磷源选择了0.08%KH_2PO_4和0.016%K_2HPO_4;
短句来源
    This fact gives evidence that amino-N is the direct N source for protein synthesis.
    这一事实表明,氨基氮是蛋白合成的直接氮源
短句来源
    The effects of different factors on xylanase production by Streptomyces olivaceoviridis E-86 were also studied in shake flask condition. The best initial pH value of growth medium for xylanase production was at pH6.0. Corn cob xylan and beef peptone were the best C source and N source, respectively.
    5.橄榄绿链霉菌(Streptomyces olivaceoviridis E-86)摇瓶发酵最佳产酶条件为:最适初始pH值为pH6.0,玉米芯木聚糖和牛肉蛋白胨分别为碳源和氮源,添加1.5%的吐温80。
短句来源
  nitrogen resource
    Research on Effects of Carbon and Nitrogen Resource and Other Components of Medium on VB_(12) Production
    碳源、氮源及其他条件对VB_(12)发酵影响的研究
短句来源
    The enzyme activity reached to 300 U/mL, when (NH4) 2864 and (NH4) 2HPO4 were used as nitrogen resource.
    以(NH_4)_2SO_4和(NH_4)_2HPO_4作为氮源时,产酶较高,达到300 U/mL。
短句来源
    To produce arachidonic acid (AA) and eicosapentaenoic acid (EPA) by organic wastewater of soybean products, the effects on the AA and EPA yield of culturing time, carbon resource concentration, nitrogen resource concentration and dilution times were studied.
    为探讨用豆制品废水生产花生四烯酸(AA)和二十碳五烯酸(EPA),研究了不同培养时间、碳源浓度、氮源浓度和黄泔水稀释倍数对轮梗霉产这两种脂肪酸的影响。
短句来源
    The effects of time, temperature, pH, carbon resource, nitrogen resource on the effect of xylanase by strain CY8 were studied.
    研究了培养时间、温度、pH、氮源、碳源对菌株产木聚糖酶的影响,最佳的碳源m(麦麸)/m(玉米秸杆)为3∶7,最佳的氮源为尿素。
短句来源
    The optimum fermenting temperature,initial pH,the concentration of fermentable sugar,nitrogen resource,dosage of nitrogen resource,fermenting period and translated ratio of fermentation were 35℃,6.8,14%(w/v),NH4NO3 0.6%(w/v),87hours and 90.8% respectively.
    试验表明,发酵最适温度为35℃,最适初始pH值为6.8,初始可发酵性总糖为14%(w/v),最适氮源为NH4NO3,NH4NO3用量为0.6%(w/v),最适发酵周期为87h,发酵转化率为90.8%。
短句来源
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  nitrogen source
Plant species frequently well adapt to their original "nutrition habitat" during a long process of evolution, and the apparent preference for ammonium or nitrate nitrogen source (NH4+ or NO3-) might be an important aspect of the adaptation.
      
Nitrate has been recognized as the dominant mineral nitrogen form in most agricultural soils and the main nitrogen source for crops, but it is not usually the case in forest ecosystems.
      
We studied the effects of nitrogen source, initial pH, temperature, incubation time, medium composition, and surfactants on cellulase production.
      
The content of γ-linoleic acid was higher when carbohydrates (glucose and molasses) were used as carbon sources and urea was used as a nitrogen source.
      
It has been found that the bioSF yield and emulsification index for various hydrocarbons depend on the kind of the nitrogen source used by the bacterium, increasing with replacement of KNO3 by NaNO3.
      
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  nitrogen sources
Xylan and ammonium phosphate were selected as optimal carbon and nitrogen sources, respectively.
      
The formation of catalase depended on the initial pH, carbon and nitrogen sources and their ratio, and the content of microelements in the medium.
      
The dynamics of production of pectinase and effects of temperature, initial pH, humidity of the medium, and addition of nitrogen sources on the biosynthesis of pectinase were studied.
      
Basidiospores failed to germinate on starvation agar and required the presence of carbon and nitrogen sources (asparagine and/or glucose) in the medium.
      
The activity of agglutinins depended on the ratio between carbon and nitrogen sources and the pH of the culture medium.
      
更多          
  n source
Effects of N source and nitrification pretreatment on growth of Arthrospira platensis in human urine
      
NO3-N was the proper N source, in comparison with other N source, including urea, NH4-N and NO2-N.
      
Nitrogen (N) source changes, the absence of phosphorus (P), calcium (Ca), and cobalt (Co), and the increase in the sucrose content of the medium increased the level of alkaloids inDatura stramonium hairy root cultures.
      
The use of ammoniun as N source provoked the alkaloid excretion into the medium.
      
capsulatus B10, which are affected innifHDK, nifR1, ornifR4 genes, unable to fix dinitrogen, do not grow with 2-amino-4-nitrophenol as the sole N source.
      
更多          
  nitrogen resource
Many species are prolific canavanine producers; they divert enormous nitrogen resource to the storage of this single natural product.
      
NaNO3 was added to ammonium-free medium to maintain an equal molar concentration of nitrogen resource.
      
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