群體育種 的英文怎麼說

中文拼音 [qúnzhǒng]
群體育種 英文
mass bred
  • : 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
  • : 體構詞成分。
  • : 育動詞1. (生育) give birth to 2. (養活; 培育) rear; raise; bring up 3. (教育) educate
  • : 種名詞(姓氏) a surname
  • 群體 : 1. [生物學] population; colony2. [社會學] group
  • 育種 : breeding
  1. Fosterling in teachers ", a whole new group of children in modern china, are the products of fosterling education which is also a newly - developing outcoming of our society

    寄託兒童是寄託這新教現象的產物,是我國在新時期出現的兒童
  2. 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系回交後代bc1 、 bc2 、 bc1f2的主要農藝性狀和性表現,分析了不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、粳不系純度和雜交稻產量的影響,指出「同質恢」對降低不系純度的嚴重性和雜交稻作制田隔離區的不合理性。
  3. This paper concerns studies on rhizobia in symbiosis with important legume soybean and peanut crops in china, following : 1 ) summarized bio - diversity of rhizobia, including indigeneous population, isolation frequency, strain type, distribution, and strain - host promiscuity and compatibility from large and small samples. 2 ) reviewed symbiont improvement in both sides of rhizobia and hosts, involving selection of effective rhizobial strains, evoluation and utilization of the host germplasm for symbiotic properties, and selection of the both sides for special characters. 3 ) discussed the subject on the rich symbiont germplasm resource in china and on further research being necessary to exploitation and utilization of the benificial germplasm

    針對我國主要豆科作物大豆和花生的研究成果,並結合本身研究工作內容, ( 1 )總結了與宿主共生的根瘤菌生物學多樣性,包括大、小樣本的土著根瘤菌數量、分離頻率、類型與分佈及其菌株宿主共生混交性與親和性; ( 2 )評述了根瘤菌宿主植物共生雙邊固氮改良,包括優良菌株的選、宿主品資源共生特性的評價與利用及特異性狀的選擇; ( 3 )討論了我國這一類共生資源的豐富性以及有必要進一步加大力度研究有益資源的開發和利用的問題。
  4. Abstract : this paper concerns studies on rhizobia in symbiosis with important legume soybean and peanut crops in china, following : 1 ) summarized bio - diversity of rhizobia, including indigeneous population, isolation frequency, strain type, distribution, and strain - host promiscuity and compatibility from large and small samples. 2 ) reviewed symbiont improvement in both sides of rhizobia and hosts, involving selection of effective rhizobial strains, evoluation and utilization of the host germplasm for symbiotic properties, and selection of the both sides for special characters. 3 ) discussed the subject on the rich symbiont germplasm resource in china and on further research being necessary to exploitation and utilization of the benificial germplasm

    文摘:針對我國主要豆科作物大豆和花生的研究成果,並結合本身研究工作內容, ( 1 )總結了與宿主共生的根瘤菌生物學多樣性,包括大、小樣本的土著根瘤菌數量、分離頻率、類型與分佈及其菌株宿主共生混交性與親和性; ( 2 )評述了根瘤菌宿主植物共生雙邊固氮改良,包括優良菌株的選、宿主品資源共生特性的評價與利用及特異性狀的選擇; ( 3 )討論了我國這一類共生資源的豐富性以及有必要進一步加大力度研究有益資源的開發和利用的問題。
  5. In education, the author explains that the educational innovation served as premise and security for the development of physics via in - depth analysis on the college education and educational system of physics in germany ; ln philosophy, to avoid the superficial and rigid opinions that philosophy either guides or hinders physics, which is resulted from one - way analysis on the influence of physical knowledge by specific philosophical knowledge, based on the combination of physical achievements by philosophy and profound philosophical knowledge, the author illustrates that the influence on german physics by philosophy reflects more on a kind of spirit a nd this very spirit brings the new quality into the german physics ; in mathematics, by means of analyzing integration of mathematics and physics at different stages, the author is tended to testify that the blooming mathematics in germany is the indispensable condition for the prosperity of german physics because. 2 mathematics provides language tools for the development of physics ; ln culture, by way of analyzing the common features of german physicists and connecting the brilliant german culture, the author audaciously brings forward that the wissenschaft ideas and faust ideas is the important driving force for the prosperity of the development of german physics

    在教方面,通過對德國大學和物理教制的形成的分析,說明教改革是物理學發展的先導和保證;在哲學方面,作者避免了從具哲學知識對物理知識影響的單一方式出發而得出「要麼指導要麼阻礙」的兩簡單僵化觀點的弊端,將哲學對物理學成就的影響和德國物理學家很高的哲學素養結合起來分析,說明哲學對德國物理學的作用更多的是現在一氣質、精神上,正是這氣質和精神為德國物理學的發展注入了一新的特質;在數學方面,通過對不同時期數學和物理學融合程度的分析,證明了發達的數學是德國物理學繁榮和領先的必不可少的條件,它為物理學的發展提供了語言工具;文化方面,通過對物理學家特點的分析聯系燦爛的德國文化,作者大膽提出其中蘊涵的wissenschaft思想和浮士德精神是德國物理學繁榮和領先的重要動力。
  6. Postmodernist perspective of student thinks, student is the creative being, education should esteem student ' s creation, develop student " creative potential, protect student ' s creative ardor, develop student ' s creative ability, the highest idea of quality education is to develop student ' s creative ardor and student ' s practical ability, student is original being, education should esteem student ' s multi - aspect differences, remove all kinds of discrimination, listen to different voices, especially, the voice of disadvantageous groups, concerns students on minor status or the edge ; student should become sustainable developmental human, education is an enterprise to develop human ' s potential

    后現代主義學生觀認為:學生是創造性的存在物,教應尊重學生的創造,開發學生的創造潛能,保護學生的創造熱情,發展學生的創造能力,素質教的最高理想是培養學生的創造熱情和實踐能力;學生是獨特性的存在物,教應尊重學生的多方面差異,要清除教中的各歧視,主張傾聽不同聲音,特別是弱勢的聲音,要關注處在次要或邊緣地位的學生(如落困生、少數民族學生、殘疾青少年等等) ;學生應該成為可持續發展的人。教是開發人的潛能的事業。
  7. 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(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 % ) .遺傳分析與雜優勢結果一致.具表現在產量性狀上,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機制以創造變異使取得更大的進展.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
  8. 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

    為了選新類型玉米雄性核不系,提出了為玉米核不性添加溫光敏感性的設想和選擇與鑒定相結合的策略,同時應用分期播的方法為作物提供不同的生長和發的環境條件,以鑒定玉米雄穗的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性,夏播環境下可鑒定和選擇其溫光敏感性.針對玉米核不性難以找到保持系的特性,結合兩播期選擇兩性狀.但春播環境下選擇的不難以通過選擇單株來保持其不性,為記錄性選擇.通過從春播入選的雜合不性優良株系轉移到其對應的夏播溫光敏感性入選的同一優良中進行優良單株選擇,能逐漸使不性和溫光敏感性相結合而選出純合溫光敏不系.這新的選擇程序主要包括應用分期播法、記錄性選擇法和春夏兩季交叉式選擇法,使含有不基因的可株系逐步累積不基因並增加了溫光敏感性而成玉米溫光敏不
  9. Considering of the above advantages and the problem of water shortage, the area b should be adopted. ( 2 ) filtration irrigation accelerated the growth of the individual maize plants. the area b and c have good basement of photosynthesis and advantage of growth which was good for increasing the seeds > yield and photosynthesis, eventually to reach a high yield and high seed ratio

    從葉位、全株葉面積和株高來看,滲灌b 、 c區較滲灌a和漫灌d都有良好的光合作用基礎和生長發優勢,這株型有利於籽粒產量的增加,光合作用增加,籽粒積累增加,最終的產量都達到10000kg hm ~ 2以上的高產量和81以上的出籽率。
  10. 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

    從保生物學的角度,對八角蓮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已難以找到,該類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,現存的規模也明顯減少,資源量貧乏,物處于瀕危狀況。
  11. There exists technology need difference among all types of farmers which embody on the farmers " selection of diseases resisting and anti - adversity. there is a big cognition and behavior gap between government, agriculture researchers and extensionists. on the basis of the above research findings, this thesis puts forward the following policy recommendations : reinforce invest into the drought research is the optimizing selection in agriculture research invest reinforce the technological research which is suit to the women labor deepen the agricultural technological extension reform, reinforcing invest into the agricultural technological extension found a down to up agricultural technology system deepen the maize research system reform

    浙江大學碩卜學位論文利用參與式農村評估方法研究農戶的玉米生產行為根據我們的研究結果,本文提出以下幾條政策建議,一是增加抗旱方面的研究投資已成為我國政府農業科研投資的最優先選擇,重視西南地區農民對高產改良品( opv )的需求,增加對opv品和推廣工作上的科研投資;二是加強適合婦女勞動力的技術研究;三是建議政府深化現行的技術推廣制改革,增加農業技術推廣投資,加強農業技術推廣活動;四是建立一個由下到上的農業科技制;五是深化玉米科技制改革
  12. But a group of teachers in the education and guidance to the students, the education of this reality can perhaps inspire a few top and a large number of well - differentiated groups, but the top score and the results have access to a country, we dare to use

    而是整個教師都在以這思想教指導學生,這現實主義的教或許能激勵出幾個狀元和一大批高分,但這些狀元和高分的成績獲取者們對於一個國家來說,我們敢用嗎?
  13. It can be concluded from the experiment results that hatchery seed has lower genetic variation and large - scale hatchery seed releasing affects the genetic diversity of the natural population. the shrimp distributed along china coast in bohai sea and yellow sea may consist of more than one populations. the viral disease resistant ability of f. chinensis is proved to be genetically inherited and can be improved by genetic selection

    一通過對實驗結果的進一步分析認為:中國對蝦人工苗的過程使後代的遺傳多樣性下降,人工培的大規模放流影響了自然的遺傳多樣性; ,分佈於我國沿海的中國對蝦可能由多個自然構成,還存在未被發現的質資源:中國對蝦抗wssv病毒感染是由遺傳決定的,選可提高中國對蝦對wssv的抗性。
  14. A grey recurrent population improvement of wheat was suggested by combining the grey breeding method with the wheat dwarf male - sterile technology

    摘要將灰色方法與矮敗改良方法相結合,提出了小麥灰色輪回改良方法。
  15. Dwarf male - sterile wheat is a taigu genie male - sterile wheat with dwarf marker, and an efficient method of population improvement, and has vast application prospects in germplasm creation

    摘要矮敗小麥是矮稈基因標記的太谷核不小麥,是理想的改良工具,在質資源創新方面具有很大的應用前景。
  16. In new period, our best choice about management system mass sport is unity model between government and society

    摘要分析了廣東省當前不同層次的結合型管理制的組織結構,及在這制中,政府和社會各自的職能定位。
  17. In order to meet the social needs, at present there are 11 locations providing a variety of services to the youth, the elderly, and the disadvantaged groups

    為圍繞社會需求,本會現有11個工作點分佈於上海市區和浦東新區,致力於教與職業培訓、健身、社區服務、為弱勢服務以及多形式的會員活動服務。
  18. Species a taxonomic unit comprising one or more populations, all the members of which are able to breed amongst themselves and produce fertile offspring

    :是一個分類學單位,指所有個間可相互雜交並能產生可後代的一個或更多
  19. In china, the development of social work is under an intangible tension that has been exerted by the diverse understandings between the three social work communities the social work educator community, the welfare administration manager community and the practical worker community

    摘要中國的三大社會工作社會工作教、福利行政管理和社區實務工作對中國社會工作不同的理解造成了一無形的張力,中國的社會工作的發展就處于這張力之下。
  20. The study of the statement and extant problems in china analyzes that although china possesses a unique and rich culture resources, the people has a low awareness of the protection of the culture resources ; the distribution of the culture resources lacks competition at the international level ; the irrational distribution of the culture resources restricts the development of the culture resources. based on the above - mentioned achievements, the paper states the categories of china ' s culture markets and its consumption groups. after illustrating the statement of the market capacity of china ' s culture industry by a model, the author points out that in spite of the fast development of china ' s culture markets, the course of its development, which moves along a horizon of low level balance between supply and demand, is in a state of non - symmetry and has structural conflictions

    根據以上研究成果,本論文得出了以下基本結論:我國的文化消費由於收入水平的不同,不同的消費之間有著很大的差別,且區域間的文化消費不平衡,出現了由東向西的「擠壓傳遞放應」 ;我國文化產業的市場空間沒目前雖然發展很快,而且有著巨大的發展空間,但是在其發展過程中是一低水平總上的供求平衡,處于非對稱狀態,存在著結構性矛盾;我國居民在文教娛樂服務消費擴大的同時,其內部結構並不完全合理,這其中的消費,絕大部分是教消費,而教支出的過于龐大,實際上已經制約了居民的其它文化消費。
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