種種群 的英文怎麼說

中文拼音 [zhǒngzhǒngqún]
種種群 英文
single population
  • 種 : 種名詞（姓氏） a surname
  • 群 : Ⅰ名詞（聚在一起的人或物） crowd; group Ⅱ量詞（用於成群的人或物） group; herd; flock
  • 種種 : all sorts of; all kinds of; a variety of
  1. In the present study, aflp ( amplified fragment length polymorphism ) markers was used to examine population of abies yuanbaoshanensis in order to understand the level of population genetic variation and genetic structure. the result would help to evaluate its evolutionary potentiality and the degree of being endangered and could provide scientific basis for making right protection strategy. high - quality dna was extracted using ctab method from those tender leaves of forty - three fully - developed trees in population abies yuanbaoshanensis

    本研究選用一種高效的檢測遺傳變異的分子標記? ? aflp技術來分析元寶山冷杉種群的遺傳多樣性，旨在了解該種群在分佈區內的遺傳變異水平和遺傳結構情況；研究結果將有助於更清楚地認識這一瀕危類群的生存潛力和瀕危程度，而且可以為制定何種挽救和保護措施提供科學的依據。
  2. There are five natural sample zones of adiantum reniforme l. var. sinense y. x. lin investigated, and recorded 34 species. 10 dominant species were used to calculate the niche width of populations and the niche overlap interpopulations

    調查了5個自然樣地，記錄了34個伴生種，取10個優勢種進行種群生態位寬度與生態位重疊的計算。
  3. Agreement in grammatical gender between a generic name and latin or latinized adjectival or participial species - group names combined with it originally or subsequently

    是指一個屬名和原來或后來相與組合的拉丁文或拉丁化形容詞或分詞性的種群名稱之間的文法性屬的一致。
  4. The frequency of albinism gene in the andrias davidianus population in the giant salamander hole in xingwen county, sichuan province

    四川省興文縣大鯢洞的大鯢種群中白化基因的頻率
  5. Under mixed culturing conditions, it was observed that bacterial number rapidly incre ; ised soon after the lysing of host cells. on the contrary, while the non - host cyanobacterium ( i. e. anabaena flos - aquae ) was incubated in the mix culturing system, the breeding of the bacteria could be inhibited. it may be suggested from the result above that cyanophage could bring about the changes in microorganism populations

    調查結果顯示， 19個採集的水樣中有6個含有裂解織線藻的噬藻體，而且水樣未經濃縮即能裂解宿主，說明噬藻體在淡水中分佈較廣泛，裂解性也較強；混合培養條件下的研究結果表明，噬藻體裂解宿主后，細菌數量快速增加，而當培養系統中有非宿主藻類存在時，細菌的增殖則受到非宿主藻的抑制，說明噬藻體可以顯著改變系統中微生物的種群結構。
  6. 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資料的聚類分析及相關性分析研究，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生境生態因子（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 ） 、鉀鈉離子濃度（ k + na ）和氯離子濃度（ 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，其它土壤生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 ） 。
  7. The perennial vegetation is expected to a. ordosica dominated and h. scoparium stably co - existed, together with an annual plant population of e. poaeoides and b. dasyphylla, which is greatly fluctuated with annual precipitation pattern

    其將與因年際間降水量及其分佈差異引起的種群密度等特徵波動的一年生草本小畫眉草和霧冰藜種群長期共存。
  8. The reproductive characteristics and population structure of artemisia ordosica, hedysantm scoparium, caragana korshinskii and the reproductive characteristics of annual plants eragrostis poaeoides and bassia dasyphylla were observed in shapotou artificial revegetation area. stability of the artificial vegetation was appraised from the views of its persistence and variability under local natural condition. the study showed that : the artificial - natural vegetation built with sandbreaks and plants is stable in shapotou area

    通過對沙坡頭人工固沙植被區主要建植種群檸條（ caraganakorshinskii ） 、花棒（ hedysarumscoparium ）和油蒿（ artemisiaordosica ）的繁殖特性及種群結構的研究，以及自然侵入的一年生草本植物小畫眉草（ eragrostispoaeoides ）和霧冰藜（ bassiadasyphylla ）繁殖特性的研究，探討了在植被的持久性和變異性，分析評價了主要受惡劣環境壓力下的人工固沙區植被的穩定性。
  9. The influence of temperature and host plants on the experimental population of aphis gossypii glover

    溫度和寄主植物對瓜蚜實驗種群增長的影響
  10. A compound word consisting of a noun combined with another noun or modifying adjective, the compound being treated as a noun in apposition ; if the adjective is the final element in a species - group name, its ending is determined by the gender of the noun it modifies ( and not by that of the generic name with which the species - group name is combined )

    一個名詞與另一名詞或修飾性形容詞組成的復合字，這種復合字以同位名詞對待;如果該形容詞為一個種群名稱的最後部份，其結尾由所修飾的名詞的性屬來決定（並非由與該種群名稱相組合的屬名的性屬來決定） 。
  11. A breeding programme must provide for a continual infusion of new genetic material into the population to avoid in-breeding.

    一項育種計劃，必須為把新的遺傳種質不斷地滲進育種種群提供條件，以避免近交。
  12. The breeding population must cycle through a selection phase before each successive regeneration stage.

    每個后續世代更換之前，育種種群必須經過一個選擇循環。
  13. And the populations of p. cicutarrifolia exhibit clumped distribution in zhejiang, hubei, jiangxi, anhui etc. furthermore, the population size is small, and its number is scare, and every population is n ' t dominant in its community, which resulted in their endangered state, for which habitat fragment and artificial damage are mainly responsible

    安徽羽葉報春呈斑塊狀分佈於安徽黃山、石臺、休寧、寧國、涇縣、歙縣、黟縣等南部山區，毛茛葉報春呈島嶼狀分佈於浙江、安徽、湖北、江西等省。兩物種種群少且種群小，在群落中都不佔優勢。
  14. Considering the distribution of the species, the sizes and grounding patterns of stone are of critical importance, but the kinds of stone have n ' t any significance

    對此物種種群分佈來說石頭大小和著地樣式至關重要；但石頭種類，即石灰石還是花崗石，影響不大。
  15. Discussion on population characteristics of pinus massoniana and pinus taiwanensis ' s natural crossbreeds

    馬尾松與黃山松天然雜種種群特性探討
  16. It may be suggested that not all types of rarity have die same genetic implications from these results

    這提示，並非所有的稀有物種種群具有一樣的遺傳含義。
  17. Already resources are depleting, with the report showing that vertebrate species populations have declined by about one - third in the 33 years from 1970 to 2003

    資源正逐漸被耗盡。報告顯示，從1970年到2003年的33年間，脊椎物種種群已經減少了近三分之一。
  18. The temporal and spatial dynamics of a single species metapopulation is modelled by a model. the stability of spatial distribution of the population and relationships between the stable patchy distribution and migration rates and finite rate of growth of subpopulations are also investigated. finally measures to boost the growth of total population are presented through the model and analysis of the model

    通過模型模擬了呈一般綴塊分佈的單種種群的時空動態.討論了種群空間分佈的穩定性及穩定綴塊分佈與種群在綴塊間遷移率和子種群增長率之間的關系，並由此提出了促進全局種群增長的措施
  19. Study on population dynamics of chinese fir and its associated tree species in natural chinese fir - and - broad - leaved mixed forest in northwest fujian

    閩西北天然杉闊混交林杉木及其伴生樹種種群動態研究
  20. The first, the living planet index, measures biodiversity, based on trends in more than 3600 populations of 1300 vertebrate species around the world

    第一個指標叫做生命地球指數，該指數根據地球上1 ， 300種種群數量達3 ， 600多個的脊椎動物的變化趨勢來衡量生物多樣性。
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