擇生生物 的英文怎麼說
中文拼音 [zháishēngshēngwù]
擇生生物
英文
[微生物學] gnotobiote擇生生物學 gnotobiotics-
Endangered abies yuanbaoshanensis will probably have been extinct, so it very necessary to studying its genetic diversity with a proper way in order to save this key group of biological diversity in china
元寶山冷杉是具有重大科學價值的類群,目前它卻處于高度瀕危極待保護狀態,要有效保護和挽救這一作為我國生物多樣性的關鍵類群,選擇合適的方法來研究其遺傳多樣性是非常必要的。They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem
本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方面及其根本原因,論文主要從土壤剖面物理退化指標(有效土層厚度、有機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地土壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。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 。And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed
研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。These confirmed the successful transformation of the a78 - 3 and a78 - 4 on selection medium containing basta. microarray on membranes were fabricated from a set of 384 pinus taeda genes ( cdnas ) related to lignin synthesis, adaptation or primary metabolism for examination of gene expression in the sublines. the results showed : ( 1 ) the correlation coefficients between the transgenic sublines a78 - 3 and a78 - 4 and the untransformed control a95 : 88 : 22 were 0. 8028 - 0. 9028, while those of a78 - 5 are 0. 8897 - 0. 9302
選擇384個與木質素生物合成及植物生理代謝和環境適應性有關的基因或cdna片段構建尼龍晶元膜,並對轉基因細胞亞系a78 - 3 、 a78 - 4和a78 - 5和對照亞系a95 : 88 : 22等培養再生植株進行基因表達的微陣列檢測,結果表明: ( 1 )三個亞系與對照之間的pearson相關系數分別為0 . 8607 、 0 . 7975和0 . 9630 。The fluorescence of substrate immediate influences the sensitivity of fluoroimmunoassay. 3, 3 ', 5, 5 ' - tetramethylbenzidine and 2 - chloro - 10 - [ 3 - ( 4 - methyl - l - piperazinyl ) propyl ] - loh - phenothiazine ( prochlorperazine ) are used for the substrate of immunoassay. 3 ) a novel enzyme - link fluoroimmunoassay system using 3, 3 ', 5, 5 ' - tetramethyl - benzidine as substrate to determine the complement 3 ( c3 ) was developed
酶聯熒光免疫體系中的關鍵部分在於生物活性物質的固定和熒光底物的選擇,本文試發展幾種新的熒光底物用於酶聯熒光免疫體系的檢測。Pig blie salts is the sodium salt of a conjugated bile acid made from pig bile, often used in bacteriological culture media as a selective inhibitory agent
性狀:本品系由豬膽汁精製而成的一種膽汁酸鈉鹽,是微生物培養基中常用的選擇性抑制劑。What enzyme / organism was used as the biocatalyst and how was it selected ? for a purified enzyme process, include the source organism for the enzyme
什麼樣的酵素/生物被用來做為生物觸媒,且如何選擇?對于純化酵素的程序,則包括酵素的來源種屬。The lipase b from candida antarctica ( cal - b ) displays high enantioselectivity on a broad range of substrates, making it an accepted biocatalyst for asymmetric organic chemistry
摘要從南極假絲酵母中提取的脂肪酶b ,具有較高的對應異構體選擇性,廣泛應用在培養基中,作為不對稱有機化學的生物催化劑。The course covers productivity and biogeochemical cycles in ecosystems, trophic dynamics, community structure and stability, competition and predation, evolution and natural selection, population growth and physiological ecology
課程包含生態系之生產力與生物地質化學循環、營養動力學、群落結構與穩定性、競爭與捕食、演化與天擇、族群成長,及生理生態學。On the moral choice in the contemporary biomedicine
試論當代生物醫學中的道德選擇Main outcome measure percentage of questions correct on a biostatistics / study design multiple - choice knowledge test
主要結果通過對生物統計學/研究結果知識多項選擇題測試回答正確率來衡量。The only disadvantage is that it may trigger the selection of new biotypes that are able to attack the resistance cultivars.
唯一不利之處是可能促進新生物型的選擇,危害抗蟲品種。In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv
理化學研究表明,該病毒為rna病毒,對氯仿、乙醚敏感;胰酶試驗中,經37 、 1小時處理的病毒,仍然能夠在貓源細胞fcwf細胞上生長,並且毒力基本保持不變;耐酸性試驗中,病毒分別在ph5 . 0和ph3 . 0經37作用2小時,毒力僅下降一個滴度;耐熱性試驗中,該病毒在恆定溫度50 ,設定不同時間,從5分鐘到150分鐘,毒力均有不同程度下降,其中, 50作用30分鐘,病毒平均滴度下降2個單位; 50 , 60分鐘, cpe消失;恆定時間1小時,設定不同溫度( 50 - 60 - 70 - 80 ) ,病毒在細胞上完全喪失增殖能力, cpe消失。生物學試驗,利用實驗室現有條件,選擇不同的細胞系對該病毒進行培養,發現該病毒對貓源細胞fcwf最敏感; mdck細胞次之; f81細胞經多次傳代,亦可出現cpe ;而vero細胞則不敏感。血凝試驗表明,該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。Microbiological analysis of milk ; determination of presumptive bacillus cereus ; method with selective enrichment
乳的微生物檢驗.預計的蠟樣芽胞桿菌的測定.選擇性增In conclusion, bone scan is a good tool for tuberculous osteomyelitis for defining disease extent, choosing sites for microbiological biopsy analysis and monitoring treatment response
骨骼掃描在結核骨髓炎可用來界定影響范圍、選擇微生物取樣分析部位以及監利治療效果。Bionic of architecture out - look pay attention to the enlightenment of beauty of nature bring to mankind ; bionic of architecture structure pass to undergo special composition structure of organism of natural selection - for instance the research of the stem pole of the fiber, plant, skeleton of the animal, etc., and apply them to the structure design of architecture, it is an important way to structure innovates ; bionic of architecture function pay attention to studying the characteristic of organic unity " of the organism, through function imitation of nature such as metabolism and nervous system, etc. we get many useful ideal to urban and architecture development ; the bionic of utilize of energy and material through understanding the organism utilizes energy and material method in depth, combine with physics, chemistry, electron, etc, every achievement of discipline create new energy and material utilizing way
建築造型仿生注重自然形態美帶給人類在建築形態創造方面的啟示;建築結構仿生通過對經過自然選擇的生物體的特殊構成結構? ?如纖維、植物的莖桿、動物的骨骼等的研究,運用到建築結構設計中,是結構創新的重要途徑;建築功能仿生注重研究生物體的「有機統一性」特點,通過對生物體內部機能如新陳代謝和神經系統等方面的模仿來組織建築功能或指導建築和城市及其環境的發展;建築的能源和材料利用仿生則通過深入了解生物體利用能源和材料的方法和過程,並結合物理、化學、電子等各學科的成果創造出新的能源和材料利用方式。Today tourists have many options on how they can get close to wildlife
現在,觀光客有多種可以接近野生生物的選擇。This capacity may serve as the foundation for moral thought and action, and its early developmental emergence supports the view that social evaluation is a biological adaptation
該能力可能是道德思考和行為的基礎,它的在早期發育中的出現支持了社會價值選擇是生物學的一種適應的觀點。These stages are ideal for applications not requiring extreme ranges of temperature and are particularly well suited to many biological, pharmaceutical and liquid crystal applications
在不需要及大溫度范圍的應用領域,這種冷熱臺是理想的選擇。如,生物、制藥和液晶應用領域。分享友人