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    production of 108g/L of L-glutamic acid and 58% of conversion rate were found in single-vessel fermentation;
    工业生产常温发酵月平均产酸85-88g/L,转化率52-54g%,单罐最高产酸108g/L,转化率58%;
    Under the optimal conversion condition. L-phenylalanine was 11. 54g/L ,conversion yield for cinnamic acid was 57. 7%. In addition,physiology properties of NC06 were initial study.
    在最适转化条件下,肉桂酸转化率达57.7%,每升转化液生成L-苯丙氨酸11.54克,另外对NC06的生理特性进行了初步研究。
    This paper also presents the conditions suitable for the synthesis of vetivenylo acetate from vetiver oil under which the conversion rate of vetivenol comes to as 60% to 65%:vetivenol:acetic anhydride:catalyst=1:1:0.2reaction temperature 130±5℃reaction time 60±10 min
    合成醋酸香根酯的原料本文选用香根油,这对于香根油的综合利用,提高其经济效益有重要意义.其合成反应的较优化条件是:香根酯:醋酐:催化剂=1∶1∶0.2,反应温度125±5℃,反应时间60±10mim,转化率可达60~65%.
    75.69/L of L-glutamic acid and 49. 5% of conversion rate were yielded at high temperature.
    高温发酵产酸达76.5g/L,转化率49.5%。
    In a 5 liter jar fermentor, the mutant produced 25.2 g/L of phenylalanine with 16.8% of conversion rate.
    在5L台式小罐的发酵试验中,该菌株的苯丙氨酸产量可达25.2g/L,糖酸转化率16.8%。
    Using immobilized cells treated with 25% glutaraldehyde solution (30μL/g · cell) for 1 hour, and soaked in 0.3% OP solution for 15 hours, higher conversion rate to phenylpyruvic acid could be achieved.
    同时,用25%戊二醛溶液(30μl/g·cell)处理细胞1小时,再用0.3%OP溶液浸泡处理15小时,可以使固定化细胞转化率有较大的提高,Mg~(2+)对转化也有促进作用。
    When the immobilized cells were packed in the column (100ml) and fed continuously with 0. 5mol/L of sodium cis-epoxysuccinate at pH8.5 and at 37℃ , the average yield of L ( + ) -tartaric acid after operating for 53 days was 66. 95g/L, reaching a molar conversion rate of 92. 09%. The productivity of the reactor reached 16.58g/L ? h.
    用固定化细胞装柱(V=100ml),pH8.5,温度37,稀释速率D=0.25h~(-1),以0.5mol/L浓度顺式环氧琥珀酸钠溶液为底物,连续运转53d,平均产L(+)酒石酸66.95g/L,克分子转化率为92.09%,反应器生产能力达到16.58g/L·h。
    Preliminary shakingflask tests showed that the yield of acid was more than 5. 09/100ml and the conversion rate ofsugar was up to 60% or so when 10% glucose concentration was used.
    在初始葡萄糖为10g/100ml的摇瓶培养条件下,产衣康酸大于5g/100ml,糖转化率达60%左右。
    With 10% sucrose as substrate, under 37℃, pH7. 0 ±0. 5and 6h contineous inversion, the 10% sucrose solution can be completely converted to invert sugar syrup, the percent conversion can be up to 100%.
    该酶制剂经研究表明:以10%蔗糖为底物,于37℃,pH7.0±0.5条件下,经6h连续转化可将10%蔗糖溶液完全转化为转化糖浆,其转化率达到100%。
    When starch hydrolysate is used as carbon sources(the initial glucose content from 160 to 180g/L)and biotin is in submoderaie amount,the yield of L-GA is 83.3~115.74g/L at high temperature in shaking flask and the conversion rate of glucose to L-GA is 52.06%~64.3%.
    当采用淀粉水解糖为碳源(初糖浓度160~180g/l)和生物素亚适量时,使用此菌株进行高温摇瓶发酵试验的GA产率和糖酸转化率分别是833~11574g.l和5206~6430%。
    The average production of L-GA is 90.8g/L and theconversion rate of glucose to L GA is 56.4% on industrial scale,while the maximal production of 98g/L of L GA and 62.8%of conversion rate are found in sigle vessel fermentation.
    当在工业规模水平上发酵时,该菌株平均GA产率和转化率分别是908g/l和564%,而单罐发酵的最大产率和转化率分别达98g/l和628%。
    And the following results were obtained: the productivity of glycerol was 11-12% from cassava, and the conversion rate of sugar was 47-49% and fermentation period was 60-66 hours.
    以木薯干片为原料时,甘油产率最高为11~12%,全糖转化率为47~49%,发酵周期为60~66h;
    In 20 m 3 ̄100 m 3 fermenter,the production of L lysine·HCl was 8.5% ̄9.5%,the conversion rate was 40% ̄42%.
    在20~100m3发酵罐发酵,产酸率为8.5%~9.5%,对糖转化率40%~42%,提取总收率80%~85%,成品(饲料级L-赖氨酸盐酸盐)质量符合国家标准(GB8245-87)。
    A resistant mutant of F79,the lysine producer, was derived from the parent strain A111(HS -、AEC r) by mutation with MNNG(N methyl N′ nitro N nitrosoguanidine) and MF(Monfluoroactic acid). The production of L lysine·HCl of the mutant in flask was 7.0% ̄7.5%,the conversion rate of glucose to L lysine was 38% ̄40%.
    以赖氨酸产生菌A111(HS-、AECr)为出发株,经化学诱变剂MNNG(N-甲基-N′-硝基-N-亚硝基胍)及单氟醋酸处理获得单氟醋酸抗性突变株F79,摇瓶发酵产L-赖氨酸盐酸盐7.0%~7.5%,对糖转化率38%~40%,分别比A111株提高约25%及20%。
    Th results showd that when glucose concentration of the fermenation medium was 18%, the fermentation tbewas about 64h and the conversion rate of D-glucose to D-ribose reached 36. 84 % in a 3000L fermentor.
    3000L发酵罐试验结果表明,发酵培养基中的葡萄糖浓度为18%时,发酵周期约为64h,发酵转化率达36.84%。
    When the reaction mixtures, containing 100200mmol/L substrates, 1050mmol/L phosphate buffer(pH 8.0),were incubated at 60C shaking at 120r/min for 1h, the conversion yield could reach above 60%.
    最佳反应条件为:底物浓度100~200mmol/L,pH8.0,磷酸盐缓冲液浓度10~50mmol/L,60°C,摇床转速120r/min,反应1h即达到平衡,5-甲基尿苷转化率达60%以上。
    When 10 g/L of organic nitrogen source was added to the feeding glucose solution, the concentration of L lysine hydrochloride(Lys·HCl) and conversion rate of Lys·HCl to glucose were 109.0 g/L and 38.5%, respectively.
    在流加糖液中添加10g/L的有机氮源使发酵产酸和产物对耗糖转化率分别达到109.0g/L和38.5%。 在分析pH值反馈控制铵离子浓度时的发酵液硫酸铵浓度变化过程的基础上,提出了葡萄糖浓度反馈控制铵离子浓度的基质流加模式。
    pH value and glucose concentration feedback mode for control of ammonium concentration were determined, under which, for 64 h, Lys·HCl concentration and conversion rate of Lys·HCl to glucose were up to 119.0 g/L and 40.2%, respectively.
    对铵离子浓度采取复合反馈控制方式后,发酵64h,赖氨酸盐酸盐浓度和产物对葡萄糖的转化率分别达到119.0g/L和40.2%。
    In shaking flask, a culture containing 82. 4g/L of pullulan was obtained, the rateof conversion of sucrose to pullulan was 54. 9 %.
    在此条件下,摇瓶培养的普鲁蓝糖产量最高可达82.4g/L,转化率为54.9%。
    the fermentation period was 61 h; the conversion rate was 80.4% and the purity of L? lactic acid was 97.9%.
    在 6 0t发酵罐中 ,当总糖平均浓度为 1 74g/L时 ,5罐平均产L 乳酸 1 40 g/L ,对糖转化率 80 .4% ,发酵周期 6 1h ,L 乳酸纯度 97.9%。
 

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