雜交配種 的英文怎麼說

中文拼音 [jiāopèizhǒng]
雜交配種 英文
cross mating
  • : 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
  • : Ⅰ動詞1 (把事物轉移給有關方面) hand over; give up; deliver 2 (到某一時辰或季節) reach (a cert...
  • : Ⅰ動詞1 (兩性結合) join in marriage 2 (使動物交配) mate (animals) 3 (按適當的標準或比例加以...
  • : 種名詞(姓氏) a surname
  • 雜交 : [生物學] hybridize; cross; hybridization; cross breeding
  • 配種 : [牧] breed; tupping; breeding; mating; joining; stocking配種場 covering yard; 配種率 breeding rat...
  1. This rabbit had no natural enemies in the antipodes, so that it multiplied with that promiscuous abandon characteristic of rabbits

    兔子在澳大利亞及紐西蘭沒有天敵,因此便以兔子所特有的迅猛繁殖起來。
  2. A mule is a cross between a horse and an ass.

    騾是馬和驢而生的
  3. This paper summarized the inheritance and variation of main biological and economic characters in rape progeny from hybridization and distant crossing, inquired into the selective mating of hybrid parent and the selection of hybrid progeny, analyzed the problems which had existed in rape distant crossing breeding, and put forward some ideas for accelerating the stability of characters in distant crossing progeny

    概述了油菜品後代及遠緣後代主要生物學性狀和經濟性狀的遺傳變異現象;對親本的選後代的選擇進行了探討,分析了油菜遠緣中存在的問題,就加速遠緣後代的穩定提出了一些見解。
  4. Individuals crossing exclusively within the same population produce more progeny than those crossing in both directions and thereby use up some of their gametes for the production of inviable hybrids.

    完全在同一群內進行的個體比以兩個方向進行的個體繁殖後代要多,因此為了產生無生機的,就要消耗掉一些子。
  5. In attempting to domesticate the quagga ? a zebra - like, south american member of the horse family ( now extinct ) ? he was forced to breed a male with a female arabian mare

    他在試圖馴養斑驢(一馬,產于南美,外型象斑馬,現已絕跡)時,這匹雄性斑驢與一匹雌性阿拉伯母驢的結果正常。
  6. The space distribution of pigment gland density on eleven places was analyzed by allotetraploid of ( g. arboreum g. bickii ) and varieties with pigment gland of g. hirsutum g. barbadense and the progeny population which is crossed by allotetraploid of ( g. arboreum g. bickii ) g. hirsutum and ( g. arboreum g. bickii ) g. barbadense

    摘要利用(亞洲棉比克氏棉)異源四倍體和陸地棉、海島棉有色素腺體品以及由(亞洲棉比克氏棉)異源四倍體為母本,以陸地棉和海島棉有色素腺體品為父本,組成的後代群體,對植株上十一個部位色素腺體密度在群體內的分佈進行了初步分析。
  7. No mature seeds were used the method of embryos culture. during culture of the hybrid embryos form different cross classification, the proportion and concentration of hormones were different

    對早培育胚進行胚培養發現,不同的組合,胚生長所需的激素濃度和比不同。
  8. Quality of oil determined by the constituents and proportion of fatly acid components, and the understanding of heredity of fatty acid components is of importance to breeding for good quality soybean varieties

    摘要利用5個大豆品製20個組合,採用廣義子遺傳模型分析了大豆脂肪酸組分的胚、細胞質和母體植株等3套遺傳體系的基因主效應和基因型環境效應。
  9. 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)製完全雙列組合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 % ) .遺傳分析與優勢結果一致.具體表現在產量性狀上,親本相當製的組合合顯性較高,其超親優勢正向顯著,而極值親本(差異較大)所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育取得更大的進展.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
  10. 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合力效應,因此,在對生玉米育中可以利用含有不同對生基因的互生自系作親本來組組合(互互) ,從而獲得較高的制產量和高產的對生
  11. A mule is a hybrid of a donkey and a horse

    騾子是公驢和母馬而生的
  12. To hybrid minghui 63 of strong restore ability and high combining ability as female parent and yunnan soft rice dianlong 201 as male parent, the scent soft rice restore wenhu 206 with qing scent, strong restore ability, high combining abulity, disease resistance and high adaptability is selected according to the method of high quality and high quality combining, scent and scent combining, the crosses between wenhu 206 and scent cms line yixiang 1a, wenfu 7, a new scent soft rice combination is selected

    摘要以生產上廣泛應用的恢復力強、合力高的明恢63作母本,和雲南優質軟米水稻良滇隴201作父本進行,成功選育出有清香味、恢復力強、合力高、抗病和適應性強的香型軟米水稻恢復系文恢206 。
  13. In the early 1970s, he succeeded in developing three strains of hybrid rice, namely male sterile, maintainer and restorer, and obtained the world s first high - yielding hybrid rice strain. he is the first scientist who successfully altered the self - pollinating characteristic of rice and made large - scale farming of hybrid rice possible. this earned him the title " father of hybrid rice "

    七十年代初,袁教授成功實現了水稻的不育系、保持系及恢復系三系套,首次育出水稻;他又打破世界的自花授粉作物育的禁區,並實現了大面積水稻的可能,為他在國際上贏得水稻之父的美譽。
  14. In the study, six different ecotype varieties of common wheat and f1 derived from 6 6 complete diallel crossing system were selected for the research on the characteristics and heterosis of spike differentiation. the results showed that heterosis existed in most key spike differentiation phases and varied with different ecotype varieties. heterosis of spike differentiation was positively correlated with heterosis of hybrid yield. finally, the author concluded that it was the best way to produce strong heterosis combination by selecting the mode of “ spring wheat winter wheat ” in huanghuai winter wheat region

    對6個不同生態類型小麥品及其完全雙列f1幼穗分化特點和穗分化優勢的研究表明,幼穗分化各主要時期普遍存在優勢;不同生態類型組方式的穗分化優勢不同;穗分化優勢與產量優勢具有一定相關關系;黃淮麥區小麥最佳生態組方式為春性品冬性品
  15. The yields of the several two - line hybrids and traits between normal plant and male sterility plant of f1 generation of hybrid flax were investigated

    摘要通過田間試驗,對幾個利用溫敏雄性不育亞麻雄性不育系製的的產量表現及不育株率和不育株率對產量的影響進行了分析。
  16. A mule is a hybrid of a male donkey and a female horse

    騾子是公驢和母馬而生的動物
  17. This paper firstly focused on and evaluated the pollination characteristics of c. praecox, in half - natural habitat of nanjing. we investigated flowering phenology, flowering patten, pollen viability, stigma receptibility, species of visitors, visiting rate of visitors and their foraging behavior. and we also investigated its breeding system, including pollen - ovule ratio ( p / 0 ), out - crossing index ( oci ), pollen grains deposited in stigmas, pollen germination rate and seed set rate with different treatments, from 2002 to 2004

    試驗分別在2002 - 2003年和2003 - 2004年冬季進行,研究內容包括:花期物候觀察、花部形態觀察和統計、雌雄子體功能測定、訪問昆蟲類、訪問行為、訪花頻率和效率;同時對蠟梅繁育系統進行了檢測,檢測內容包括花粉胚珠比( p / 0 ) 、指數( oci )及不同處理花粉萌發率及結實率檢測等等,同時還進行了蠟梅與亮葉蠟梅傳粉過程比較。
  18. A mule is a cross between a horse and an ass

    騾是馬和驢而生的
  19. According to their fiber qualities and yield - character performances, eight f1 combinations from the cross between high quality fiber property varieties ( strains ) and insect - resistant varieties ( strains ) were evaluated to determine the best combination by using grey system principles and methods, which will help to improve selection efficiency and to accelerate cotton breeding process

    摘要利用優質陸地棉品(系)和常規抗蟲棉品(系)組合,根據f1代產量、主要產量性狀及纖維品質性狀表現,運用灰色評判原理與方法分析比較其灰色綜合評判值,以確定優良組合,為優質高產抗蟲棉的選育提供理論依據。
  20. Nine different cotton varieties with different maturities were arranged by partial diallel crossing to form 46 combinations and then the f1 and f2 of them were planted under different ecological environments to study seven traits relating to early maturity of short - season cotton and their environmental interactions

    摘要以熟期不同的9個棉花品為親本,按部分雙列製46個組合的f1 、 f2 ,在3個不同生態環境條件下,研究了7個早熟相關性狀的遺傳效應及其與環境互作。
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