雜合優勢 的英文怎麼說

中文拼音 [zágěyōushì]
雜合優勢 英文
heterozygosity advantage
  • 雜 : Ⅰ形容詞（多種多樣的; 混雜的） miscellaneous; varied; sundry; mixed Ⅱ動詞（混合在一起; 攙雜） mix; blend; mingle
  • 合 : 合量詞（容量單位） ge, a unit of dry measure for grain （=1 decilitre）
  • 勢 : 名詞1 （勢力） power; force; influence 2 （一切事物力量表現出來的趨向） momentum; tendency 3 （自...
  1. It briefly reviews the development course of aaa company. it presents the new anfractuous situation whose components are four industrial driving factors with wto as priority. it brings up the question, what is the source of continuous competitive advantage in new situation, and how to construct continuous competitive advantage case analysis part adopts the analysis method, which combines the determination of nature and quantity

    案例部分採用寫實的手法，圖表結合，陳述了aaa公司、國內外移動通信業及相關支持性產業的現狀；簡要回顧了aaa的發展歷程；介紹了由以wto為主的四個行業驅動因素構成的錯綜復雜的新形勢；給讀者提出了： 「新形勢下持續競爭優勢的源泉是什麼
  2. Where the ranges of two species overlap, and fertile hybrids can be produced, these hybrids will tend to backcross with the most abundant species, so the offspring down many generations come to resemble the most abundant parents

    兩個物種的重合個體或是那些可育雜種將趨向于與優勢種進行回交，因此，經過很多代之後，所得個體會與優勢種的親代相似。
  3. However geological information is fully recorded in the remote sensing image, which made it possible for the choosing of this area as a dissection point to extract complex structural information of orogenic belt in west china. taking fully advantage of multi - band image richly bearing concealed geological information in combination with remote sensing analysis and structure analysis, to anatomy the supracrustal composition and structure of orogenic belt with the regional linear structures and their partitioned block and schistous geological masses as the macro - frame ( in corresponding to structure units and structure segments ) and with the rock masses, structure - rock assemblages, line - featured and belt - featured structures as well as penetrative and non - penetrative foliation ( primary stratum and trans position layering ) and folds as the texture and structure elements. the methods of how to distinguish granulite > ductile - shear zone, imposed fold, different deformed belts -

    因而，本文選擇這一地區作為我國西部地區從遙感圖像上提取造山帶復雜結構構造信息的解剖區，充分利用遙感圖像多波段反映物質屬性的特點和圖像處理提取隱含信息的優勢，採用遙感解析?構造解析相結合的研究方法，以區域線狀構造及由它劃分的塊狀、片狀地質體為宏觀骨架（對應于構造解析劃分的構造單元、構造均勻區段） ，以地質體中的巖石巖體、構造巖石組合，線狀、帶狀構造，透入性、非透入性面狀（原始層理、新生面理）和褶皺等構造作為用於解析的結構構造要素，進行造山帶表殼組成和結構構造解析研究。
  4. Study on heterosis and combining ability of male sterile system of hexaploid triticale with t. timopheevi cystoplasm

    型細胞質雄性不育體系雜種優勢與配合力的研究
  5. Mass produce those combinations between selfed lines that exhibit a great deal of hybrid vigor.

    在自交系之間選雜交優勢很大的那些組合進行大量生產。
  6. Usually the more unlike the parents are the more hybrid vigor is released, but the effect diminishes in subsequent generations as more recessive homozygotes reappear

    通常，親本越不相似，產生的雜種優勢越強，但這種優勢使下一代的隱性純合子的出現機率更多。
  7. Directed on the present situation and existing problems in boosting beef cattle industry based on the yellow cattle improvement in china, the review indicated that several relationships, such as integration of individual households and large scale cattle farms, integration of yellow cattle improvement, crossbreeding, breed conservation and utilization, integration of high grain diet intensified fattening and low grain diet economic fattening, should be handled properly ; and the requirements of profitable cattle industry for increasing reproductive survive rate, using hybrid vigor and improving the weight gain, the main factors affecting economic return of large scale cattle farms and the technology level improvement in cattle industry were duiscussed as well

    本文就近來我國以黃牛改良為特點的肉牛業蓬勃發展現狀與存在問題，指出應處理好養牛經營形式千家萬戶與規模牛場相結合、黃牛肉用與肉役兼用相結合、黃牛改良選育與雜交、保種及利用相結合、高精料強度肥育與低精料適度育肥相結合等幾個問題；並就提高養牛經濟效益對提高繁殖成活率、充分利用雜種優勢、提高日增重的要求和影響規模牛場經濟效益的主要因素及如何提高養牛科技水平等問題提出探討。
  8. Based on my working experience in beijing trs information technology limited and the particularities and complexity of e - government requirement and purchasing process are studied by using modern marketing theories and methods systematically in the beginning. and the actual status and characteristic of the e - government software market in china was analyzed scientifically through comparing approach of products competing dominance and market share, increscent sales ratio. then competition status of trs e - government system was evaluated by porter five forces model and a conclusion is that trs lacks of competitions power

    本文結合筆者的實際工作，根據政府部門對電子政務軟體產品技術和服務要求的特殊性和其采購過程的復雜性，系統運用了現代市場營銷理論的基本原理和方法，首先分析了電子政務軟體市場發展狀況和特點，運用產品競爭優勢比較、市場佔有率和銷售增長率比較等方法，根據波特競爭力模型對trs電子政務系統的行業市場競爭情況進行了評價，得出了trs電子政務系統市場競爭力不足的基本結論。
  9. The absorbing amount of vigorous spikelets was 10 times higher than that of the weak spikelets, especially in hybrid rice combinations

    雜交稻及其恢復系在物質分配方面表現出強勢粒對弱勢粒的粒間頂端優勢，雜交組合比相應恢復系的粒間頂端優勢表現更為明顯。
  10. The 1988 omnibus trade and competitiveness act calls for reporting on " whether countries manipulate the rate of exchange between their currency and the united states dollar for purposes of preventing effective balance of payments adjustment or gaining unfair competitive advantage in international trade. " in submitting today s report, i would like to draw your attention to a special annex in today s report that highlights the complexity of reaching judgments on this issue

    1988年通過的《貿易和競爭力綜合法案》要求就"國家是否為了阻止有效調整國際收支平衡或在國際貿易中謀取不公平的競爭優勢而操縱其貨幣兌美元的匯率"這一問題提出報告。在呈交今日報告之際，我希望提請各位注意今日報告中用於闡釋目的的一份特別附件，該附件強調了就這一問題做出評判的復雜性，表明沒有任何一項或一組指標能夠提供決定性的證據。
  11. Combing ability and heterotic performance of bt transgenic lines in cotton gossypium hirsutum l

    轉基因品系的配合力和雜種優勢表現
  12. This thesis brings forward that it is necessary to develop image - building by planning and design of small towns mainly for tourism from the height of region aiming at some phenomena of desultorily constructions, monotone and simple view, buildings with no design and culture happened and happening in some of this type of towns. the author analyses the system, structure, elements of these small towns through the theory of city identity system and " the image of city " with five elements. on the basis of it, the author studies the structure of sights and the embodiment of characteristic sights and advances the emphases of image - building by planning and design at three different aspects : the region or aero as a whole, the town as a whole and the part of the town

    論文針對當前重慶市許多旅遊型小城鎮形象建設雜亂無章，城鎮建設面貌單調乏味，建築缺乏設計和文化內涵，城鎮旅遊接待環境條件差，提出有必要站在區域的高度，對這類小城鎮進行形象規劃和設計，運用城市識別系統cis （ cityidentitysystem ）和「城市意象」五要素的原理來分析小城鎮系統結構和要素，以便能夠清楚地認識研究對象，在此基礎上分析旅遊型小城鎮的景觀構成及特色體現，提出了旅遊型小城鎮形象在宏觀、中觀和微觀三個層次上規劃設計的重點，並從理論上分析從實踐中總結出旅遊型小城鎮形象規劃設計的一般原則、方法表達方式及手段等，最後本文運用前面的理論和方法分析了重慶市的兩個典型的旅遊型小城鎮，並進一步得出結論，即旅遊型小城鎮形象建設是一個系統工程，要從規劃和設計兩個角度，結合旅遊的優勢，結合地方，結合自然，既有整體又有重點地對旅遊型小城鎮形象進行塑造，使得旅遊與小城鎮的建設和發展互相融合，協調發展，相得益彰。
  13. Twenty f1 combinations crossed among 5 varieties and strains different in fiber properties according to complete diallel crossing design were used to evaluate the heterosis and gene action of boll weight and lint percentage in high quality fiber property varieties in upland cotton in 1998 1999 for two year successively at nanjing. it was indicated that there existed small interactions with the environmental factors without maternal effects and the additive gene effect was in chief, attaining to 51. 2 % and 65. 4 % respectively for boll weight and lint percentage. the dominant effect was also in higher rate, 32. 6 % and 16. 8 % respectively. the population mean heterosis of boll weight and lint percentage over the mid - parental mean were relatively prominent 13. 3 % and 3. 5 % respectively in extreme significance. however, boll weight showed no significantly surpassing parental f1 heterosis over the better parent based on population mean ( 2. 0 % ) ; while the lint percentage expressed significant negative heterosis value ( - 2. 1 % ). the gene actions were in conformity with the heterosis expression. it was shown clearly that the f1 combinations crossed between parents with similar performances had relatively high dominant effects and significant positive f1 surpassing parental heterosis ( f1 heterosis over the better parent ) ; while no f1 combination crossed between the parents with prominent mutual difference surpassed the higher parent in yield components, which indicated that among those parents with less difference and close relationships, there still existed sufficient genetic variation or certain mechanism for creating variation and achieving greater advances in breeding. correlation analyses also indicated that there still existed severely undesirable negative correlation between yield and fiber properties as well as the difficulties for their simultaneous improvements

    利用5個具有不同纖維品質性狀的品種（系）配製完全雙列雜交組合20個，通過親本和f1的2年隨機區組試驗發現產量性狀的鈴重和衣分與環境的互作效應小，不存在母體效應，並以加性遺傳效應為主，分別占表型方差的51 . 2 %和65 . 4 % ;顯性遺傳效應所佔的比率也較高，分別為32 . 6 %和16 . 8 % .鈴重和衣分的群體平均優勢較大，分別為13 . 3 %和3 . 5 % ，達到了極顯著;鈴重的超親優勢為2 . 0 % ，不顯著;衣分為顯著的負值（ - 2 . 1 % ） .遺傳分析與雜種優勢結果一致.具體表現在產量性狀上，親本相當配製的組合雜合顯性較高，其超親優勢正向顯著，而極值親本（差異較大）所配組合沒有超過高親的.這表明親本差異小、親源關系較近的親本中仍然存在足夠的遺傳變異或某種機制以創造變異使育種取得更大的進展.相關分析表明了仍然存在嚴重的品質與產量的負相關，遺傳改良的難度較大
  14. The results indicated that opposite maize had widespread heterosis like alternative maize ; yield advantage of opposite f1 ( alternative alternative ) was better than that of f1 ( opposite opposite ) and f1 ( alternative opposite or reverse ) ; general combining ability of yield characters was decreased by opposite characters transfer maize, but alternative maize with opposite genes has high general combining ability, so that on the opposite maize breeding, alternative inbred lines with different opposite genes can be parents for breeding hybrid lines ( alternative alternative ) and hybrid varieties with more seeds and high yield can be obtained

    結果表明：對生玉米同互生玉米一樣具有普遍的雜種優勢，在產量性狀上f1對生株優勢互互組合大於對對組合和對互（互對）組合；對生性狀的轉育對產量性狀的一般配合力有降低效應，而含有對生基因的互生玉米具有較高的一般配合力效應，因此，在對生玉米育種中可以利用含有不同對生基因的互生自交系作親本來組配雜交組合（互互） ，從而獲得較高的制種產量和高產的對生雜交種。
  15. Heterosis of several hybrid wheat combinations from five stripe rust - resistant wheat parents

    幾個抗條銹病小麥品種雜交組合的雜種優勢研究
  16. Combining ability analysis of sedimentation value and the study on using heterosis in winter wheat

    冬小麥沉降值配合力分析和雜種優勢利用研究
  17. Monte carlo simulations were conducted to study the new approaches of qtl mapping, the results indicated that general least squares ( gls ) method, which was widely applied in mixed linear model, could unbiasedly estimate all genetic main effects, including additive effects, dominance effects and epistatic effects of additive by additive, additive by dominance, dominance by additive, dominance by dominance. the interaction effects between genetic main effects and environments could also be predicted unbiasedly by linear unbiased prediction ( lup ). the heterosis prediction based on qtl effects was also unbiased

    對新提出的qtl分析方法進行了montecarlo模擬研究，結果表明，廣泛應用於混合線性模型的廣義最小二乘法（ gls ）能夠無偏估計加性效應，顯性效應以及加加、加顯、顯加、顯顯上位性效應等各項遺傳主效應；運用線性無偏預測法（ lup ）能夠無偏預測上述各項遺傳主效應與環境的互作效應；基於qtl效應的雜種優勢預測也是無偏的。
  18. It has been proved that morphological improvement combined with utilization of heterosis is one of the most important ways to raise rice yield ceiling genetically

    摘要理想株型與雜種優勢利用相結合是實現水稻單產突破的重要途徑之一。
  19. Effects of opposite character on heterosis of yield characters and heredity of combining ability were studied by using inbred lines and hybrid combinations of opposite and altefive, which were bred through opposite gene transfer in maize

    摘要本文利用對生基因轉育獲得的對生與互生自交系及其雜交組合，研究了對生性狀對產量性狀雜種優勢和配合力的遺傳效應的影響。
  20. Considering the characteristic of common mapping populations and basing on the principles of composite interval mapping through mixed linear model suggested by zhu ( 1998 ), zhu and weir ( 1998 ), a novel strategy for qtl mapping was proposed in this study, which is adapt to analyze f, population, especially permanent f2 population. in the present study, a new approach for heterosis prediction was also proposed

    考慮到常用作圖群體的特點，根據朱軍（ 1998 ）及zhu和weir （ 1998 ）提出的基於混合線性模型的復合區間作圖原理，本研究提出了一套全新的qtl定位策略，適于分析f _ 2群體特別是永久f _ 2群體，並提出了基於qtl效應的雜種優勢預測新途徑。
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