population biology 中文意思是什麼

population biology 解釋
群體生物學〈研究動植物群體的分佈情況等〉。

  • population : n. 1. 人口;人口總數;全體居民;人口的聚居。2. 物的全體[總數];【生物學】蟲口;種群(量);群體;族,組,個數;【統計學】對象總體,全域。3. 【物理學】布居;密度。4. 〈罕用語〉殖民。
  • biology : n. 1. 生物學。2. 生態學。3. 〈總稱〉一個地區的生物。
  1. Dynamical systems examples from mathematical biology and population dynamics

    來自生物數學和種群動力學的動力系統的例子。
  2. This investigation of the two species is mainly dealing with their morphological characters, population biology, pollination biology and molecular biology, based on the following methods such as section slides, sem, artificial pollination, rapd analysis and gravity glass slides. this study is intended to demonstrate the distribution patterns of the populations for the two species, the numerical and spatial characteristics of ecological difference, the biological characters of seeds, pollination mode and reproductive stratigies, and molecular genetics. in light of the results from this study, the reasons that resulted in the present dangerous situation for the two species were discussed, and the suggestions for protecting them were proposed

    本研究以種群為單位,採用石蠟切片、掃描電鏡、重力玻片、人工授粉、 rapd分析等方法,對兩種植物的形態生物學、種群生物學、繁殖生物學和分子生物學等方面進行了詳細研究,以揭示它們的種群分佈類型及成因、種群生態環境差異的數量特徵和空間特徵、種子生物學特徵、傳粉和生殖策略以及種群分子遺傳特徵,進而探討兩物種瀕危的成因和機制,並針對性地提出了科學合理的保護對策和建議。
  3. This paper briefly reviews the possible effects of climate change on avian biology and ecology all over the world, with emphasis on new findings from several long - term studies in europe and north america, which provide unique opportunities to investigate how long - term changes in climate affect birds at both individual and population levels

    根據全球范圍內氣候變化對鳥類影響的研究資料,尤其是北美和歐洲的一些長期研究項目的成果,綜述了氣候變化對鳥類分佈范圍、物候、繁殖和種群動態變化等方面的可能影響。
  4. The theoretical analysis shows that any human activities, responsible for the changes of rock, air, water, soil and biology inside or outside the caves, will influence inevitably cave animals in terms of such levels as molecule, cell organelle, cell, tissue, organ, system, individual, population, society and ecosystem. these effects can be observed on cave animal ' s shape - building, activity, tissue structure, metabolism, space - time distribution, biothythm, structure of population and society, food chain, bio - relation, diversity of population and society, and function of the above - mentioned levels

    理論分析表明,凡是能夠引起地表和洞穴巖石、空氣、水、土壤、生物等變化的一切人類活動都不可避免地使洞穴動物在分子、細胞器、細胞、組織、器官、系統、個體、種群、群落和生態系統各級層次上產生效應,這些效應具體表現在影響洞穴動物形態建成、行為、組織結構、新陳代謝、時空分佈、生物節律、種群和群落結構、食物鏈結構、生物關系、種群和群落多樣性以及各層次所表現的功能的多少、快慢、強弱等方面。
  5. So must use information theory method depict and abundant the genetic diversity index system. in addition to, the introduce of molecule biology technology and the research of nucleotide sequence evolutive give a new method for population genetic, so must do deeply research about the analysis method of dna sequence data = the research main about the follows : there are three parts about the information model of population genetic : one about the shannon information entropy property of equilibrium population and the entropy change in the process of establish equilibrium ; another research is about the diversity measure - ment of genetic variation ; lastly, research the shannon information measurement about the disequilibrium gene variation. the result is : 1 to a definite gene distribution, the genotype entropy reach the maximum at the equilibrium population, the process of population from disequilibrium to equilibrium, the entropy get large and large

    此外,分子生物技術的介入及核苷酸序列進化的研究都為群體遺傳學的深入研究提供了新的途徑,但關于dna序列數據的分析方法需要作進一步的研究。本研究主要體現在以下幾個方面: (一)關于群體遺傳學的信息論模型研究,主要分為三部分內容:一是群體平衡的shannon信息熵的性質和群體平衡建立的熵變性質;二是群體遺傳多樣性測度的研究;三是非平衡群體的基因變異測量shannon信息量的方法研究。得到了如下結論: 1 、平衡群體的shannon信息熵最大,群體平衡的過程是熵的增大過程。
  6. Of the species, . characters of ecology, reproductive biology, genetic diversity, population genetic structure, endangering mechanisms, and sampling strategy have been studied in view of conservation biology. the results may be summarized as follows : by field investigation, we found that the localities recorded for four specimens of d. versipellis and d. pleiantha had disappeared, and most of the present populations are located in protected subforests. the distributional range of d. versipellis has also been reduced greatly, evidently, the number of present populations has decreased, the resources are reduced sharply, and the species are clearly endangered

    從保育生物學的角度,對八角蓮種群生態學和生物學特性、遺傳多樣性水平和遺傳結構、瀕危機制及保育取樣策略進行了研究,結果如下:通過野外調查發現,原標本記載的一些八角蓮和六角蓮種群已難以找到,該類群目前多分佈於自然保護區外圍次生林地帶,分佈范圍明顯縮小,現存群體的規模也明顯減少,資源量貧乏,物種處于瀕危狀況。
  7. This study deals with butterfly diversity and assessing endangered species in natural reserve of baishuijiang in gansu province. the research includes field investigation, observation at certain time and places, captive breeding in experimental area, capture - recapture etc. the biology of four important butterfly species is studied, especially focusing on the natural population life table, habitats, population structure and mobility of byasa impediens. the population developing trend and key factor that result population decline and fluctuation of troides aeacus and byasa impediens are analysed

    本文在甘肅白水江自然保護區碧峰溝通過野外調查、定點定時觀察、實驗地飼養、標記重捕等方法研究了碧峰溝的蝶類多樣性並進行了局部瀕危評估;研究了四種重要蝶類的生物學特性;對長尾麝鳳蝶的生境、自然種群生命表、種群結構、種群移動性進行了深入研究,並估測了各種種群參數,分析了種群發展趨勢。
  8. Several adult individuals from each population at random were observed their morphologic characters, and then to analyse the distribution of the vertical biology yield

    對荷葉鐵線蕨進行形態學觀察和垂直生物量分配的分析。 2 )用等位酶標記檢測荷葉鐵線蕨的交配系統。
  9. The system considers synthetically the influence of estuarine ecosystem on the whole basin and human life from aspects of influence on pacts of the environment, biology and human of ecosystem respectively, and adopts the indices of catchment area, population density, inflow amount, period of river flow cut - off, water quality, biodiversity index number and biomass to evaluate the state of estuarine ecosystem

    指標體系綜合考慮河口生態系統對全流域及入類生活的影響,分別從生態系統的環境部分、生物部分以及對人類的影響等3方面,採用集水面積、人口密度、入海量、河口斷流時間、水質、生物多樣性指數和生物量等7項指標對河口生態系統狀況進行評價。
  10. By introducing co - competition coefficient, in this paper, the primitive coordinated model that two species have the minimum critical population from biology is applied to analyze the co - competition quantity of suppliers

    摘要通過引入合作競爭系數,利用生態學中兩種群具有下臨界點的原始協作系統模型分析了合作競爭下的供應商數量。
  11. Seed collection should begin when seed on the most top of the spike sloughing, and go on for 3 days. biology population of this plant was research on clone and modular level, mainly discussed how density affect the population size and biomass, as well as the " - 3 / 2 self thinning " and the primary productions under different densities

    從無性系構件和個體水平上進行了野大麥種群生物學方面的研究。主要討論了密度對種群數量和生物量的影響,對「 - 3 2 」自疏法則進行了討論,並從草地生產角度比較了不同密度種植區的草地凈第一性生產力。
  12. By sun, bo ( major : marine biology ) directed by professor zhang, guofan and dr. liu, xiao population genetics of four argopecten irradians cultured populations was analyzed by using random amplification polymorphism dna ( rapd ) techniques. and partial dna sequences of the internal transcribed spacers ( its ) from four representative samples ( one sample represent for each population ) were amplified by pcr and sequenced in order to stress the phylogenetic relationships of the four populations. besides, by rapd technique, two argopecten irradians families were studied to examine whether the hybridization experiments were successful and which family was more suitable to be materials in future genetic linkage map construction

    本文以海灣扇貝4個養殖群體為研究對象,採用隨機引物多態性dna ( rapd )技術進行了群體遺傳學研究,並嘗試使用4個群體中代表個體的內轉錄間隔區( its )序列比對分析結果作為參考;另外,本文還運用rapd技術對人工異體交配的2個海灣扇貝家系的雜交成功率進行了分析,均獲得成功證實,並評估了兩個家系構建遺傳連鎖圖譜的潛力。
  13. Systematic research across multiple subjects such as biology, chemistry and physics will be carried out, in order to understand the population variation of hab species in coastal china seas, to understand the mechanism of hab damage, to elucidate the ecological and oceanographical mechanism of hab construction, thereby provide scientific foundation for efficient methods for " hab prevention, control and treatment ", and contribute to the global morden theoretical system of hab ecology and oceanography

    通過生物學、化學和物理海洋學多學科交叉綜合研究,掌握我國近海赤潮生物種群動態變化規律,了解其危害機理,闡明赤潮高發區赤潮形成的生態學、海洋學機制,為建立"預防、控制和治理赤潮"的有效方法提供科學依據,同時也為發展全球赤潮生態學和海洋學現代理論體系作出貢獻。
  14. Li changxiao, who was engaged in the teaching of cell biology, cell genetics, and molecular biology and took part in some scientific research in cell heredity, population heredity, cell cycle dynamics and bioengineering, got many achievements when he was in charge of a cell hereditary laboratory

    但由於該技術存在著一些缺點,實際上很難推下去,很難形成巨大的生產力。經過十年的磨練,他在快繁技術生產方面不僅理論深厚,而且實踐經驗非常豐富。
  15. The department of biology is an integrative biology department - studying biological phenomena at the molecular, cellular, organismal and population / community levels - within the broader context of evolution and the environment

    該院是一個綜合性生物學院? ?其研究包括分子、細胞、器官和群落生物研究層次,它們在進化和環境這些更宏大的范疇內展開。
  16. There have been few useful and systemic research data so far. this research is focus on the study of minshan mountains black bear population viability analysis ( pva ) and molecular biology of black bear

    為此,本研究從保護生物學的角度出發,對岷山山系黑熊種群生存力進行了分析,並對黑熊分子生物學進行了初步探討。
  17. Under realization of quality education background for several years, the whole teaching activities of 《 medical genetics 》 set up for students in biology department of our university were introduced, which expounding the necessity and urgency for popularizing the principles of medical genetics and the knowledge of genetic diseases to students in normal university. it is beneficial not only to raising the body qualities of population for the unity of our various nationalities, but also to producing profound influences on biological teaching in middle school

    介紹了幾年來在實現素質教育的背景下,通過為我校生物學系本科開設《醫學遺傳學》課程的整個教學實踐活動,闡明了向師范院校學生普及醫學遺傳學原理和傳授遺傳病知識的必要性和迫切性.它不僅有益於提高我國全民族人口的身體素質,而且對中學生物教學也將產生深遠的影響
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