純種群 的英文怎麼說

中文拼音 [chúnzhǒngqún]
純種群 英文
standard-breed stock
  • 純 : 形容詞1 （純凈; 不含雜質） pure; unmixed 2 （純粹; 單純） simple; pure and simple 3 （純熟） skil...
  • 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
  • 純種 : purebred; full blood
  1. The method of modified simplex was applied to optimize the models, and the fitting results show that liu - logistic model was more suitable than logistic model to the actual growth trend of form. taxus chinensis var. mairei population, and the highest growth rate of basal area was the tenth age class, namely the phase when breast diameter was 68 ~ 76 cm

    以胸高斷面積代替種群生物量，分別採用logistic常規模型及劉金福提出的logistic改進模型對南方紅豆杉種群的增長動態進行研究，運用改進單純形法對模型進行優化，擬合結果表明改進模型比logistic常規模型更符合南方紅豆杉種群的增長趨勢，南方紅豆杉種群的最大增長速度出現在第10齡級，即胸徑為68 76cm時期。
  2. Besides, this product is enriched by calcium, lecithin, ? - carotin and other nutrition, it is in accordance with the principle that milk and vegetable protein are complementary. with the fresh taste of both milk and soybean, it is an ideal drink for the middle - aged and old people. ingredients

    牛奶豆漿包括青少年低糖高鈣和中老年無糖型兩種適合不同人群的配方，具有濃郁的純鮮牛奶豆漿的天然風味並經現代科學精製加工使之完美結合，相得益彰，風味更為柔和醇厚，頰回香。
  3. Come out here, geraghty, you notorious bloody hill and dale robber ! and by that way wend the herds innumerable of bellwethers and flushed ewes and shearling rams and lambs and stubble geese and medium steers and roaring mares and polled calves and longwools and storesheep and cuffe s prime springers and culls and sowpigs and baconhogs and the various different varieties of highly distinguished swine and angus heifers and polly bullocks of immaculate pedigree together with prime premiated milchcows and beeves : and there is ever heard a trampling, cackling, roaring, lowing, bleating, bellowing, rumbling, grunting, champing, chewing, of sheep and pigs and heavyhooved kine from pasturelands of lush and rush and carrickmines and from the streamy vales of thomond, from m gillicuddy s reeks the inaccessible and lordly shannon the unfathomable, and from the gentle declivities of the place of the race of kiar, their udders distended with superabundance of milk and butts of butter and rennets of cheese and farmer s firkins and targets of lamb and crannocks of corn and oblong eggs, in great hundreds, various in size, the agate with the dun

    有系了鈴鐺的閹羊亢奮的母羊沒有閹過的剪了毛的公羊羊羔胡茬鵝26半大不小的食用閹牛患了喘鳴癥的母馬鋸了角的牛犢子長毛羊為了出售而養肥的羊卡夫27那即將產仔的上好母牛不夠標準的牛羊割去卵巢的母豬做熏肉用的閹過的公豬各類不同品種的優良豬安格斯小母羊無斑點的純種去角閹牛，以及正當年的頭等乳牛和肉牛從拉斯克拉什和卡里克梅恩斯那一片片牧場，從托蒙德那流水潺潺的山谷，從麥吉利卡迪那難以攀登的山嶺和氣派十足深不可測的香農河， 28從隸屬于凱亞29族的緩坡地帶，不停地傳來成群的羊豬和拖著沉重蹄子的母牛那踐踏聲，咯咯吼叫哞哞咩洋喘氣哼哼磨牙咀嚼的聲音。
  4. On the other hand, the sites with no stone, id est pure grass and pure shrubbery, had no distribution of cathaica cavimargo. only a single empty shell was found on the site of pure grass

    分佈有石灰石或花崗石的樣地種群密度最大，無石頭分佈的純草地和純灌木沒有cathaicacavimargo分佈，純草地只見到一枚空殼。
  5. Abstract : the main characters and seed set of bc1 ， bc2 ， bc1f2 from ms line back - crossing with the pollen of hybrid rice were studied. the appearance of a large number of self fertile plants in ms line was analyzed. the effect of introgression of restoring genes on ms line purity and hybrid yield in indica and japonica rice was discussed. it was pointed out that “ iso - cytoplasm restorer line ” was seriously reducing the purity of ms line and that hybrid rice was unsuitable for isolation zone in the seed production fields

    文摘:研究了雜交稻花粉對母本不育系回交後代群體bc1 、 bc2 、 bc1f2的主要農藝性狀和育性表現，分析了不育系中出現大量自交結實株的原因，討論了恢復基因滲入對秈、粳不育系純度和雜交稻產量的影響，指出「同質恢」對降低不育系純度的嚴重性和雜交稻作制種田隔離區的不合理性。
  6. " a rare pedigreed entrant in a summer of mules.

    在一群夏季影片的騾子里，這是一匹罕見的純種馬
  7. After analysising the theory and characteristics of the corba and mobile agent technologies, the paper brings forward firstly a kind of mobile agent architecture - coma, and gives the solution to coma ' s asynchronous transfer, concurrent control, naming, location and intelligence mechanism in detail. furthermore, aiming at making up the flaws of the application servers based on corba in distributed group environment and solving the problem of object ' s remotion on the corba server, the paper proposes a kind of corba architecture based on mobile agent - maorb, discusses naming and transparent transfer of mobile agent in a maorb system in detail, and gives a reasonable improvement method

    本文在分析了corba和移動agent這兩種分散式技術的運行原理及其特點之後，首先提出一種應用於協同環境下的移動agent體系結構coma ，並詳細給出了coma的異步遷移、並發控制、命名和尋址，智能化機制這幾個關鍵技術的解決方法。進而，為了彌補單純的利用corba技術來構建分散式集群環境中應用服務器的不足，解決corba服務端對象的可移動性問題，本文又提出了一種基於coma的corba體系結構maorb ，詳細討論了maorb系統中移動agent的命名和透明遷移以及corba和coma的結合度問題，並給出了合理的解決方案。
  8. Ii ) some native spcies, eg. crateagus wilsonii, cerasus szechuanica, malus prati, toxicodendron verniciflua, are dominants and co - edificators in almost every woody communities

    2 ）華中山楂、四川櫻桃、川滇海棠、漆樹等鄉土樹種在幾乎所有木本群落階段（針葉純林除外）都是優勢種或共建種。
  9. In order to select male nucleo - sterile new genotype, a tentative idea was put forward for the nucleo - male sterility to attach a tps ( thermo - photoperiod sensitivity ) and a selection strategy of combination of selection and identification, at the same time, the spring and summer sowing method were used to provide different environment conditions of appraising sterility and tps. the results indicated that ( 1 ) sterility could be appraised under the spring sowing environment and tps could be appraised under summer sowing environment. ( 2 ) under spring sowing environment, sterility could be selected, but not maintained. thereby, lines selected could only be selected as recorded selection method in the experiment. ( 3 ) and then, selection was carried out from spring sowing line selected into summer sowing in same line with tps to select plants. these plants through the intercrossing selection had been combined with sterility and tps. in this way, a new selection protocol for selection sterile line with tps was formed. it mainly involves the spring and summer sowing method, recorded selection method and the intercrossing selection method

    為了選育新類型玉米雄性核不育系，提出了為玉米核不育性添加溫光敏感性的設想和選擇與鑒定相結合的策略，同時應用分期播種的方法為作物提供不同的生長和發育的環境條件，以鑒定玉米雄穗的育性變化和對不同環境條件溫光的反應.研究結果表明，春播環境下可鑒定和選擇玉米的不育性，夏播環境下可鑒定和選擇其溫光敏感性.針對玉米核不育性難以找到保持系的特性，結合兩種播期選擇兩種性狀.但春播環境下選擇的不育性群體難以通過選擇單株來保持其不育性，為記錄性群體選擇.通過從春播入選的雜合不育性優良株系群體轉移到其對應的夏播溫光敏感性入選的同一優良群體中進行優良單株選擇，能逐漸使不育性和溫光敏感性相結合而選育出純合溫光敏不育系.這種新的選擇程序主要包括應用分期播種法、記錄性選擇法和春夏兩季交叉式選擇法，使含有不育基因的可育株系逐步累積不育基因並增加了溫光敏感性而育成玉米溫光敏不育系
  10. The smart few were pure french top to toe.

    為數不多的幾個灑脫超群的是徹頭徹尾的純種法國人。
  11. The chicken farm should be divided into separate quarantinable units or areas for different groups of birds, such as the rearing area, pedigree unit.

    雞場必須劃分為可以封銷的單元或區，以飼養不同的雞群，如飼養區，純種單元。
  12. An analysis of population distribution took place on all of the 11 sites, and population size and density of 8 sites out of these 11 sites were estimated by direct counting method, in order to get basic information of the population ecology of cathaica cavimargo

    進行種群分佈分析時評估了石灰巖、純灌木、石灰石灌木、石灰石草地、花崗石灌木、花崗巖、純草地和花崗石草地8個樣地種群大小和密度，以便獲得cathaicacavimargo種群生態基本數據。
  13. By the end of march 1998, more than 5000 pure - bred progeny from the three nucleus herds have been distributed to more than 700 customers and farmers who are located in 24 of the provinces of china

    到1998年3月底，三個核心群的5000頭純種豬崽銷往位於中國24個省份的700多名顧客和養豬者。
  14. Bringing file sharing to a pure san configuration requires the implementation of a heterogeneous clustered file system. such a system is currently unavailable because its high degree of technical complexity makes it prohibitive from cost and performance standpoints

    把文件共享帶給純的san配置需要實現一個異種機集群的文件系統，目前尚無這樣的系統，因為從造價和性能觀點看，高度的技術復雜性使之難以實現。
  15. The results shows that the community richness, species diversity indices and evenness of tree layer and shrub layer share the same order, of which is higher in pure limestone region than that of in pure dolomite region, but it reverse in herb layer ; the coefficient of similarity is considerably low between all plots, while species turnover rate is quite high among the plots and is higher in dolomite region than that of in limestone ; in different karst regions, karst processing leads to niches diversity characterized by special morphologies and special element geochamical features, and therefore affect the dynamic and features of plant communities

    我們在最有代表性之一的貴州茂蘭喀斯特森林保護區選取純灰巖和純白雲巖兩種巖性的喀斯特環境，對其元素地球化學特徵及其中原生性植物群落的相異性和物種多樣性進行了對比，結果發現：不同巖性區域多樣性：喬木層和灌木層為純灰巖區純白雲巖區，草本層為純白雲巖區純灰巖區，總體上純灰巖區的高於純白雲巖區的；各樣地間的相似性系數都很低，相同巖性類型內的明顯高於不同巖性類型之間的相似度；物種周轉率高，且白雲巖區高於石灰巖區，種類組成差異明顯；喀斯特區可溶巖地球化學背景通過喀斯特作用導致特殊的地形條件與元素地球化學特徵，並引起局部小生境的分異從而影響植物群落特徵。
  16. These are main problems of eutrophication. at first we select algae which grow under different level of nutrition ( or different development phase in the process of eutrophication ), domesticate, selecte seed, and culture algae at the lab, and then we obtain dependence of each algae on nutrition and understand information of eco - breadth of nutrition of supplied alga through pure culture under different concentration of nutrition. we find out resource utilization, competition between interspecies and confirm the quantity - effec t relationship between succession of species and nutrition through mixed culture

    本文首先選取在不同營養環境下（或富營養化過程的不同發展階段）生長的藻類物種，在實驗室內進行馴化、選種與純化培養；然後通過不同營養水平的純藻培養實驗，獲取不同藻種生長過程對營養物質的依賴行為，從而可以了解每一供試藻種的營養物生態幅信息；再通過對應培養濃度的混合培養試驗，以期揭示生物種群間的資源利用與競爭行為，並可進一步確定生物種群的演替與環境營養物之間的量效關系。
  17. Rostov was particularly struck by the beauty of a small thoroughbred, slender, black and tan bitch of ilagins, with muscles like steel, a delicate nose, and prominent black eyes. he had heard of the sporting qualities of ilagins dogs, and in that handsome bitch he saw a rival of his milka

    伊拉金的獵犬群中有一隻紅花斑的純種小母犬，身子略嫌矮小，但肌肉發達，有如鋼鐵，嘴臉清秀，有一對凸出的烏眼睛，它的優美尤使羅斯托夫為之震驚。
  18. Iii ) for artificial communities including herbaceous community, pure conifer and needle broad - leaved mixed forest, the poor niche configuration and serious niche overlap of component species made the composition structure of community be in an unstable state

    3 ）人工構建的群落（包括草本群落、針葉純林和針闊混交林）其組成物種生態位配置差，生態位重疊大，造成群落組成結構不穩定。
  19. With more than 1. 6 million registered pedigree cows, germany is the home of biggest herdbook population all over the world

    德國擁有超過160萬頭純種家譜的奶牛，是世界上最大的奶牛種群之家。
  20. At this year ' s march meeting of the american physical society, the group reported that this gossamer substance is ferromagnetic ( like iron ), the only type of pure carbon that has that property

    在今年3月舉行的美國物理學年會中，該研究群發表了這種薄紗狀的物質能擁有像鐵一樣的鐵磁性，這可是純碳物質中唯一具有這種特性的例子。
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