氮化細菌 的英文怎麼說

中文拼音 [dànhuàxìjūn]
氮化細菌 英文
nitrobacterium
  • 氮 : 名詞[化學] nitrogen （7號元素, 符號n）
  • 細 : 形容詞1 （條狀物橫剖面小） thin; slender 2 （顆粒小） in small particles; fine 3 （音量小） thin ...
  • 菌 : 菌名詞1. （蕈） mushroom2. （姓氏） a surname
  • 細菌 : germ; bacterium （pl. bacteria）; fungus （pl. fungi）
  1. After analyzing purple soil sampled from neijiang, leshan ofsichuan provinec and yuanmou of yunnan province, the contrast results of microbe quantity feature between surface and subsurface purple soil were obtained as follows. the content of soil organic matter, total and available nitrogen, phosphorous and potassium of surface was higher than subsurface, not relating to the type of purple soil and soil utilization way. the quantity of microbe _ bacteria, actinomyces and mould in surface purple soil was higher than subsurface, which indicated that the organic matter and airy condition in surface soil was more suitable for microbes growing. there was the same tendency in profile change of microbe quantity in purple soil located in temperate _ humid climate of sichuan basin in contrast with dry _ hot climate of yuanmou, yunnan. the nutrient situation of purple soil in sichuan basin shown that state of surface was better than subsurface, while in yuanmou of yunnan the state was on the contrary due to the degradation of surface soil

    實驗室對四川內江、樂山和雲南元謀不同類型紫色土表層和亞表層微生物數量特性的比較分析表明：土壤有機質、氮磷鉀全量及其速效量均表現為表層高於亞表層，與紫色土類型和利用方式無關；三大類土壤微生物細菌、放線菌和黴菌數量均表現出表層高於亞表層，表明紫色土表層的有機質和通氣性優于亞表層，適宜於這三大類微生物生長；溫濕氣候條件下的四川盆地和乾熱氣候條件下的雲南元謀其紫色土微生物數量的剖面變化具有相同的趨勢，唯土壤營養狀況在四川盆地紫色土中表現為表層優于亞表層，而在雲南元謀紫色土中由於表層土壤的退化作用表現為亞表層優于表層的相反情況。
  2. The rhizosphere microflora dynamics of bacteria, actinomyces, fungi and four bacterial physiological groups of kentucky bluegrass under different quality of illumination were studied by adopting selective culture medium to explain scientifically response regular of this grass to different illumination condition

    摘要研究了草地早熟禾在不同光照條件下其根際與非根際細菌、真菌、放線菌以及氨化細菌、硝化細菌、好氣性纖維素分解菌、固氮菌生理類群的區系動態變化，擬從根際土壤微生物數量變化方面來闡述草地早熟禾對不同光照條件的響應規律。
  3. The nitrogen fixation in alpine meadow ecosystem is mainly accomplished by anaerobic nitrogen fixing bacteria. both ammonification and nitrification are the highest in 0 cm 10 cm soil depth

    從不同植被類型土壤的表層中各生理群菌數的平均值來看，反硝化細菌的數量最高，嫌氣性自生固氮菌次之，再次為氨化菌和硝化菌。
  4. 1. ecological effects of long - term organophasphate pesticides contamination on soil microflora the long - term effects of organophosphate pesticides contamination on soil microflora were investigated in the present study. little difference in total counts of bacteria, actinomycetes and fungi was observed between the contaminated and the non - contaminated soil. compared with the control there were a slight decrease in total counts of free - living nitrogen - fixer and denitrifying bacteria and a significant increase in those of ammonifying and ammonia - oxidizing and nitrifying _ bacteria in the methylparathion contaminated soil

    一、甲基對硫磷長期污染對土壤微生物的生態學效應研究了有機磷農藥甲基對硫磷長期污染對土壤微生物的影響，實驗表明：土壤細菌、放線菌、真菌總的數量影響不大；自生固氮菌和反硝化細菌數量減少；氨化細菌、亞硝化細菌、硝化細菌的數量在污染土壤中卻有所增加；與對照土壤相比，污染土壤呼吸作用下降了29 . 93 ；氨化作用和硝化作用強度得到增強。
  5. On the base of degrading effect of cm, the paper investigated the correlation between microorganisms and nutrient salt in the water body. it showed that the correlation between ammonifying bacteria and nh3 - n was 0. 74 ; the correlations between nitrifying bacteria, denitrifying bacteria and no _ ( 3 ) - n were 0. 65, - 0. 53, respectively. the correlation between phosphorus bacteria and po _ ( 4 ) ~ ( 3 ) p was 0. 76

    根據復合微生物對水質的降解效果，選擇其使用量為2g時，對水體中微生物功能菌群與營養鹽含量的相關性進行了研究，其中氨化菌與氨氮，硝化菌與硝氮，磷細菌與磷酸鹽均成正相關關系，相關性r分別為0 . 74 ， 0 . 65 ， 0 . 76 。
  6. The autotrophic nitrifying bacteria play a critical role in nitrogen cycle in nature

    硝化細菌是一大類在自然界氮循環中起關鍵作用微生物菌群。
  7. Study on nitrate - nitrogen removal and community analysis of denitrifying bacteria in downflow fixed - bed bioreactor

    下流式固定床反應器中反硝化細菌類群及其脫氮效率分析
  8. The number of mold, bacteria, culturable microorganisms, aerobic nitrogen - fixing bacteria, anaerobic nitrogen - fixing bacteria, aerobic cellulose decomposition microbes, anaerobic cellulose decomposition microbes were the most in 16 - year - old organic tea garden, and the biomass carbon and nitrification of edaphon were also the strongest

    黴菌、細菌、可培養微生物總量、好氣性自生固氮菌、嫌氣性自生固氮菌、好氣性纖維分解菌、嫌氣性纖維分解菌均以16年生茶園最多，土壤微生物生物量碳和硝化作用也以16年生茶園最強。
  9. Benjamin has prepared a nitric oxide cream to treat bacterial skin infections common in developing countries, and lundberg is conducting a study at karolinska to see if giving saliva to dry - mouthed intubated patients can prevent ulcers

    班傑明制備了一氧化氮軟膏，用來治療開發中國家常見的細菌性皮膚感染；隆伯格則在卡洛林斯卡主持一項試驗，看看為口乾舌燥的插管病患補充唾液是否可防止潰瘍。
  10. Results showed that in the water body of xizi lake, annual average of culturable planktonic ammonifiers and nitrogen fixers were 510 and 236 cfu / ml, respectively ; ammonia oxidizers, nitrite oxidizers, nitrate reducers and denitrifiers were 8. 5, 16, 587 and 16 mpn / ml, respectively ; inorganic phosphate solubilizing bacteria ( 1pb ) and organic phosphorus mineralizing bacteria ( opb ) were 89 cfu / ml and 37 mpn / ml, aerobic and anaerobic cellulose decomposers were 7 and 5 mpn / ml, respectively

    水體中可培養異養細菌（氨化細菌）和固氮菌的年平均值分別為510和236cfu ml ，氨氧化細菌、亞硝酸氧化細菌、硝酸鹽還原菌和脫氮菌的數量分別為8 . 5 、 16 、 587和16mpn ml ；無機磷和有機磷分解菌分別為89cfu ml和37mpn ml ；好氧性纖維素分解菌和厭氧性纖維素分解菌只有7和5mpn ml 。
  11. Identification of functional bacteria showed predominant ammonifiers were shewanella, variovorax, chryseobacterium, bacillus or aeromonas ; among 4 selected nitrogen fixers, one ( azorhizobium caulinodans ) belonged to. a - proteobacteria, the other three ( serratia marcescens, klebsiella pneumoniae and citrobacter freundii ) were enterobacteriace, which belongs to - proteobacteria ; 2 nitrate reducers were aeromonas sp. and citrobacter sp.,

    對各功能菌群中的優勢菌的鑒定表明，優勢的氨化細菌為希瓦氏菌屬，產堿菌屬，黃桿菌屬，芽孢桿菌屬或氣單胞菌屬；分離到的4個優勢固氮細菌菌株中，一株為基瘤固氮根瘤菌，屬于-變形菌亞門，而另外3株都屬于腸桿菌科，歸于-變形菌亞門。
  12. Effects of diverse environmental factors on the growth rate ( od4oo ) and nitrogenase activity ( ara ) of the strain w12 hi nitrogen - free culture were investigated in our experiments. the results implied that the strain w12 could easily adapt to different cultural conditions : it could use various carbon sources ( especially glucose, sucrose, malic acid, mannitol ), propagate quickly and fix nitrogen at a temperature range of 15 ? to 40 ? and at 25 - 35 ? for optimum, at a ph range of 4 to 8. 5, at a saline concentration range of 0. 01 % to 1. 5 % ; low nlv " concentration had little effect on its nitrogenase activity. ara could also be detected when it grow in the culture media with 5mmol / l ntv "

    W12菌株對環境因子的適應性研究：無氮培養條件下，測定溫度、碳源、酸堿度、滲透壓對w12生長及固氮能力的影響，結果表明，在15 - 40下均能生長並表達固氮酶活性，其最適生長及固氮的溫度為25 - 35 ；能利用葡萄糖、蔗糖、蘋果酸、甘露醇等多種碳源生長並固氮，當培養基中同時存在蔗糖和蘋果酸時，細菌生長和固氮活性最強；在偏酸和偏堿的條件下（ ph4 . 5 - 8 . 5 ）均能保持較強的生長勢和較高的固氮酶活性，並能通過調節自身代謝平衡並適應環境的酸、堿性變化，使培養液趨于中性：能耐受較高的滲透壓，培養液中卜、 5 naci濃度對其生長和固氮酶活性影響不大，當naci濃度升至2時，菌株的生長勢及固氮酶活性才有所下降：低濃度的鉸對其固氮酶活性影響不大，在0
  13. The two methods correlation of ammonia - oxidizers and nitrite - oxidizers are 0. 9593 and 0. 9823, respectively. compared with the conventional mpn method, int dehydrogenase method is more rapid, simpler, and easily operated. the detection periods were shorten from 4 weeks of mpn to 2 days. the int dehydrogenase is a pragmatic method for rapid detection of nitrifying bacteria

    採用硝化細菌的偶氮鹽（ int ）還原計數檢測法對活性污泥的硝化細菌進行檢測，所得的結果與傳統的mpn ? griess法檢測值有著很好的相關性， int法檢測周期為2天，具有快速、簡便、操作容易等優點，是一種有推廣價值的硝化細菌快速計數檢測方法。
  14. Studying on the effects of nitrogen sources, carbon sources and other influence factors has optimized the lipase fermentation conditions for the strain. the optimal medium composition for the lipase production is ( % ) : yeast extract 1

    對菌株lz1進行產酶條件優化研究，發現碳源和氮源的種類，碳氮源比值以及細菌發酵的初始ph值對酶產量影響最大。
  15. With the increase of temperature and biomass, nh4 + and no3 - in the surface water were largely consumed and decreased as a result ; while organic n and particle p increased as the enhancement of suspending biological particles. no2 - in the surface water increased with temperature as nitrifying bacteria became active

    隨著氣溫升高和河流表層生物量的增大，表層水nh _ 4 ~ + 、 no _ 3 ~ -因大量消耗而降低；有機氮和顆粒態磷含量因生物顆粒的增加而加大； no _ 2 ~ -也會因硝化細菌活動的加劇而增加。
  16. The decrease of populations of the nitrifiers and denitrifiers was observed in urea - applied soil plots at same time. the controlled - releasing urea could not significantly stimulate the flux of n2o

    對硝化細菌和反硝化細菌數量的檢測觀察到，在不同的條件下，兩種細菌對氧化亞氮的釋放貢獻不一樣。
  17. Glucose could obviously increase the flux of n2o among the carbon sources detected. that the methane - oxidizing bacteria probably were also one of microbiological populations producing n2o was proposed, based on research work. 2 ) methane oxidation ability of green - house soil was detected

    研究也表明在自然界中除了硝化（包括自養和異養型）細菌和反硝化細菌種群以外，甲烷氧化菌可能也是對氧化亞氮釋放具有一定貢獻的細菌類群。
  18. Nitrification, performed oxidation of ammonia to nitrate by nitrifying bacteria is a key process in the cycling of nitrogen and an impotent component of modern wastewater treatment

    由硝化細菌催化氨氮氧化的硝化作用是氮循環的關鍵步驟，也是現代污水處理廠生物處理氨氮廢水的重要環節。
  19. Uniform design was employed to optimize the culture conditions and the component of culture medium including carbon source, nitrogen source, phosphor source, growth factors, inorganic salts and precusor as well

    利用均勻設計原理進行實驗設計，以優化培養基中碳源、氮源、磷源、生長因子、前體物及無機鹽成份的配方以及細菌培養條件。
  20. Study on the relation between bio - denitrification and bio - dephosphatation by bacterial metabolism

    從細菌的生化特性看生物脫氮與生物除磷的關系
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