生境分離 的英文怎麼說

中文拼音 [shēngjìngfēn]
生境分離 英文
habitat segregation
  • : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
  • : 名詞1 (疆界; 邊界) border; boundary 2 (地方; 區域) place; area; territory 3 (境況; 境地) co...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
  1. The results showed that the mean proportion of polymorphic loci ( ppb ) of anabasis aphylla, which comprised 3 subpopulations ( 58 individuals sampled ), generated by 16 primers was 94. 56 %, the value of ppb of ceratocarpus arenarius, which had 4 subpopulations ( 80 individuals sampled ), using 16 primers was 98. 00 %. the paper had proved that the higher genetic diversity and the genetic differentiation existed in the populations of boih anabasis aphylla and ceratocarpus arenarius, while the latter had much more genetic diversity than the former. moreover, the study discussed the shannon information index and nei ' s gene diversity index of the two species natural populations, which indicated that there were more genetic variations within the subpopu

    另外,通過rapd資料的聚類析及相關性析研究,發現無葉假木賊和角果藜自然種群的遺傳結構與綠洲沙漠過渡帶的微態因子(主要是土壤因子)相關,其中無葉假木賊亞種群遺傳多樣性水平不僅與土壤含水量( w ) 、鉀鈉子濃度( k + na )和氯子濃度( cl )呈顯著的正相關( p 0 . 05 ) ,還與土壤中有機質( som ) 、全氮( nt )和全磷( pt )含量呈顯著的負相關;同時,角果藜種群的遺傳多樣性水平與土壤中有機質( som )和全氮( nt )含量呈顯著的正相關,而與co _ 3 ~ ( 2 - )濃度呈顯著的負相關;除此之外,其它土壤態因子與兩物種遺傳多樣性水平的相關性均不顯著(卜0 . 05 ) 。
  2. Magainin is the skin secretion product of batrachia under the eriviroment pressure, which can be used to accelerate the fusion rate of wound and resist the infection. it can inhibit the growth of bacteria and fungus with the lowest concentration ; protegrin is isolated from porcine leukocyte hi 1993 and is useful as antiviral agents

    Magainins是爪蟾的皮膚在一定的環壓力下泌出的抗感染和促進傷口愈合的成,低濃度便可抑制許多細菌和真菌長; protegrin是1993年從豬的中性白細胞中得到,研究發現它具有抗愛滋病毒的功能。
  3. This paper introduced the status and development of basic research on phytochemistry and natural product chemistry in the fields of searching bioactive components, biosynthesis and molecular regulation of plant secondary metabolism substance, environment influence on the synthesis and accumulation of plant secondary metabolism substance, the relationship of endophyte and plant secondary metabolism substance

    摘要本文從物活性成的篩選與、植物次代謝產物物合成及其子調控、環因子對植物次代謝產物合成和積累的影響、植物體內菌與植物次代謝產物的關系等方面介紹了我國資源植物化學與天然產物化學領域基礎研究的現狀與發展。
  4. It has been 40 years since dobereiner and ruschel isolated the nitrogen - fixing bacteria from the rhizosphere of sugarcance plants and demonstrated the potential of diazotrophs to associate with graminaceous plants. more recent evidence of significant biological nitrogen fixation in economical important graminous species, particularly sugar cane, rice and forage grasses, has induced tremendous interest in ni fixation by non - legumes

    本研究、篩選得到一株固氮酶活性高且穩定,長勢強的聯合固氮菌株,並對其類地位、形態及理特徵、對環的適應性及其對植物的促效果和作用機理作了系統研究,得結果如下。
  5. Previous researchers have always determined the sp atial distribution patterns ( sdp ) of castanopsis kawakamii with a sample - dis tance method. however, the distribution patterns may be affected by the quadrat si ze and, in the course of analysis, the density differences among the cluster plots are not considered ; therefore, differences of cluster plot size and the dispersi on degree among individuals of cluster plots can not be known. authers of this pa per have determined the spatial distribution patterns of castanopsis kawakamii population in different habitats by means of non - quadrat distance method and a nalysed the pattern intensity and grain of the sdp. the pattern intensity is defi ned with the relative density differences and the pattern grain can embody the d ispersion degree of the individuals in the plots, and the dispersion degree among the plots. the determined results are as follows. the intensities of the species range in order from strong to week : litsea mollifolia p. kawakamii i. purpure a r. cochinchinensis c. kawakamii c. carlessii d. oldphamii s. superba. the gra ins of the species queue in order from coarse to close : s. superba = litsea mollif olia r. cohinchinensis c. kawakamii = i. purpurea c. carlessii p. racemosam d. oldp hamii. these determined results tally basiclly with the results authers of this paper have got in determining the same plots by means of aggregate index access ing method. in view of this, it is held that the sdp of c. kawakamii is closely related to the habitats and biological features

    前人都是採用樣方方法對格氏栲種群數量的空間格局進行測定,而格局佈有可能受樣方大小的影響,且析過程中沒有涉及聚塊間密度差的問題,因而無法掌握種群的聚塊大小差別及聚塊內個體間的散程度.本研究採用無樣方距法,測定不同的格氏栲種群空間格局,析格氏栲種群格局的強度和紋理.強度以聚塊和間隙的密度差來定義,紋理則是體現聚塊內個體間的散程度與諸聚塊間的程度.測定結果表明,格氏栲種群格局強度從高到低排列次序為:木姜子蚊母樹冬青茜草樹格氏栲米櫧虎皮楠木荷;格局紋理從粗到細的順序是:木荷=木姜子茜草樹格氏栲=冬青米櫧蚊母樹虎皮楠.這一測定結果與作者採用聚集度指標測定相同樣地格氏栲種群空間格局的結果基本相符.因此,格氏栲空間格局類型及佈與格氏栲物學特性及的關系密切
  6. Heredity modes of 6 traits were studied by analysis of population genetics, by the method of family combination analysis, by the methods of proband ' s sib analysis, segregation analysis, the threshold model of polygenes, and analysis of typical family trees, according to the data of the 72 families. the relative importance between genetic and environmental effect on each character was evaluated by comparing the coherence of twins. gene frequencies of 5 genetic characters, calculated from han group in huhhot, were compared with other groups by u - test so as to study the population or nationality difference in heredity

    採用群體遺傳學析、家系組合析法、先證者同胞法、析法及多基因閾值模式析方法對所得家系資料進行了統計學析,結合家繫系譜析探討了上述6項特徵的遺傳方式;通過雙子一致率的比較,對上述特徵的遺傳與環效應的相對重要性進行了評價;計算了呼和浩特市漢族群體5對遺傳性狀的基因頻率,採用u檢驗方法與相關文獻報道的其他群體進行了比較,探討了不同種族間或民族間的遺傳差異性。
  7. It could play an important role in the evolution of " warm pool " area. more than 300 pure psychrophilic and psychro - tolerant bacteria were isolated from environmental samples

    對深海沉積物和極地環樣品進行了低溫微物的和培養,得到了300多株嗜(耐)冷細菌,並對其進行了長特性的析。
  8. Research interest : isolation of functional genes with agronomic importance ; stress responsive regulation, posttranscriptional rna processing, carotenogenesis regulation and crop yield and quality improvement

    主要致力於植物功能基因、逆應答和次代謝與品質發育的子調控機制及轉基因物安全評價等研究工作。
  9. This dissertation analyzes the products quality measurement and control methods and concept and theory of computer aided quality system, studied, put forward a distributed computer aided quality measurement and control method based on network which integrated the distributed quality control cell, collecting and delivering quality information through network and database system in time. it coordinates the activity of quality that involves products whole life cycle proceeded. at last, it is discussed through an application instance that the framework model of computer aided quality system under environment of cims and the information - integrating technique of the system to adapt to cims environment

    本文著眼產品質量系統,著重析和應用了產品質量檢測與控制方法和計算機輔助質量系統的技術和理論,提出了基於網路的散式計算機輔助質量檢測、控制,通過計算機網路和數據庫系統,把企業相互的單元質量保證、質量控制系統和技術有機結合起來,及時採集、處理並傳遞質量信息,使涉及產品整個命周期的質量活動得以協調進行,在此基礎上通過應用實例探討了cims環下的計算機輔助質量系統構架模型及系統適應cims環信息集成的技術。
  10. First, in the article, the author analyses the three backgrounds of human capital financial theory - human capital theory, existed financial management theory, the differentice of two rights ' disattachment, and puts forward three postulates of human capital finance theories, there are ratipnal financing principal postulate, continuing postulate, multilateral efficient market postulate. on the basis, the author puts forward human capital owners " financial theory and human capital operators " financial theory, making use of existed financial theories

    在本文中,首先析了人力資本財務論產的三大背景:人力資本產的理論基礎、現有的財務學理論基礎、兩權的變化,提出了人力資本財務的三大假設:理性理財主體假設、持續經營假設、多維有效市場假設,在此基礎上,借鑒現有的財務理論基礎,提出了人力資本所有者財務論和人力資本經營者財務論。
  11. Do you married with mr. 銀, and become her wife, after but at the present, no matter the circumstances quality, the family circumstances rich and poor, fall ill or not, the pledge intimate falls in love, until death does not separate

    (你願意嫁給銀先,並成為她的妻子,而今而後,不論遇好壞,家貧富,病與否,誓言相親相愛,至死不? )
  12. Do you married with miss. 灰, and become her husband, after but at the present, no matter the circumstances quality, the family circumstances rich and poor, fall ill or not, the pledge intimate falls in love, until death does not separate

    (你願意娶灰小姐為妻,並成為她的丈夫,而今而後,不論遇好壞,家貧富,病與否,誓言相親相愛,至死不? )
  13. Do you married with mr. 艾 爾 斯, and become her wife, after but at the present, no matter the circumstances quality, the family circumstances rich and poor, fall ill or not, the pledge intimate falls in love, until death does not separate

    (你願意嫁給艾爾斯先,並成為她的妻子,而今而後,不論遇好壞,家貧富,病與否,誓言相親相愛,至死不? )
  14. Molecularly imprinted polymer can be used to highly selective separation and enrichment of trace analyte in complicated biological, medicine and environmental samples because of its characteristics of high selectivity, chemical stability, easy preparation, so the application of molecular imprinting technique in sample pretreatment was especially remarkable

    子印跡聚合物具有選擇性高、穩定性好及制備簡單的特點,可用於物、醫藥、環樣品等復雜基體中痕量析物的高選擇性與富集,因此在樣品前處理中的應用特別引人關注。
  15. Ocean science and engineering research institute will this be the work of target, has already rather had own special features at the development of the realm, for example making salt, salt chemical engineering, ocean chemical engineering and make the salt machine etc., already had accumulated a lot of research experience at the academic realm, such as seawater kinematics, oceanic chemistry and developments and using of its resources, hydrology geology of the coast, salt pan biology, water - salt system phase diagram, inorganic separation, crystallography and so on, and is utmost developing oceanic resources attains, at the same time, doing the resources circulation & reusing and reducing the environment pollution

    海洋科學與工程研究所將此作為工作的目標,在制鹽、鹽化工、海洋化工、制鹽機械等領域的開發已經頗具有自己的特色,在海水運動、海洋化學及資源開發利用、海岸帶水文地質、鹽田物、水鹽體系相圖、無機、結晶等學術領域已積淀了豐厚的科研經驗,最大限度的開發海洋資源的同時做到資源循環再利用、減少環的污染。
  16. The programmed strategy of qim ' s access to available and steady development is : increasing mining production capacity and economic benefits by booming mine through science and technology to achieve increased capacity of continuous progression ; enhancing the ore reserve storage by excavating the prospecting potency of mineral resource ; magnifying scale beneficial result by enlarging output capacity ; adding products with high additional value by progressing towards futhur processing mineral products ; meanwhile, saving the management risk by developing non - steel industry ; concentrating the main body to increase the benefits by separating the subsidiary from the main one and staffs being laid of ; seeking supports of mining industry economic policy from macroeconomic policy to lighten the burden of our enterprise ; dealing well with the problem of guaranteeing the life of the staff being separated for further steadying circumstance of enterprise and society and perfectly realizing the constant development of qim

    規劃的齊大山鐵礦可持續發展戰略是:通過科技興礦來提高采礦的產能力和經濟效益,達到可持續發展能力的提高;通過挖掘齊礦礦產資源的勘探潛力來提高后備資源的儲備;通過擴大產量規模來增大規模效益;通過礦產品向深加工方向發展來增加高附加值產品;同時,發展非鋼產業來降低企業的經營風險;通過實施主附來精幹主體、減員增效。從宏觀經濟政策上來尋求礦業經濟政策的支持,減輕企業的負擔;為了使企業和社會的環更加穩定,要解決流人員的活保障問題,從而更好的實現齊礦的可持續發展。
  17. In six typical areas of huoditang mts, 48 genera of the small fungi is isolated from the forest litter. 277 strams statistics unit belong to 17 dominant fungi genera

    摘要在秦嶺火地塘6個代表不同的樣區中,從其森林凋落物中到48個屬的小型真菌,其中優勢菌17個屬,共277個菌株。
  18. This article has made a deep research on the application of expert system in gas fractionation plant, to air separating devices, in order to make the whole system work in most efficient way, we must direct the work plan and the device parameters according to the changing environment conditions, including the price of raw materials, the demand of products, the working conditions, the device capabilities and so on

    本課題研究專家系統在氣體裝置優化指導系統中的應用。對于氣體裝置,由於原料的性狀和價格、產品規格和需求、產環條件、裝置性能等都經常處于變化之中,因此必須隨時根據情況的改變調整產計劃和各裝置操作參數,才能長期維持產效益處于優化的狀態。
  19. Under the normal environment there is pressure on the vibrator, if there is tension with the vibrator the separation phenomenon would appeared. the appearance of this phenomenon can made the system lost it nature function

    預緊結構的正常工作環是處于受壓狀態的,而正常工作條件下是不允許有滑移、接觸現象產的。
  20. The paper studies composition of grasshopper community in different habitats, found that differences in family, genus and species and analyzed the causes of those. the author analyzed the following aspects by spss software and the measure of euclidean distance : ( 1 ) analyzed the relationship between grasshopper species and geographical distribution and divided 9 forestry belt into 3 main habitat model : low mountain conifer and broadleaf integrated forestry belt ; low mountain chanbai conifer forestry belt and middle - high conifer - betula ermam / - tundra belt ; adopted sum of deviation of square to clustered ecological species groups, and thus divided 48 grasshopper species into 3 main category, 12 ecological species groups

    在長白山地區蝗蟲佈特點的研究中,主要應用spss軟體包、採用euclideandistance測度法對以下兩方面內容進行了析: ( 1 )對長白山地區蝗蟲地理佈關系進行了析,將長白山9個林帶劃為三大型:低山針闊葉混交林帶、低山長白松林帶和中高山針葉?岳樺?苔原復合體; ( 2 )利用差平方和法對態種組進行等級聚類,結合實地調查結果,將48種蝗蟲劃為三大類12個態種組。
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