雜交親本 的英文怎麼說

中文拼音 [zájiāoqīnběn]
雜交親本 英文
cross parent
  • 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
  • 交 : 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...
  • 本 : i 名詞1 （草木的莖或根）stem or root of plants 2 （事物的根源）foundation; origin; basis 3 （本錢...
  • 雜交 : [生物學] hybridize; cross; hybridization; cross breeding
  1. Charactreristic of tissue structures of stem and leaf in k - type hybrid wheat and its parents after anthesis

    型雜交小麥901及親本花后莖葉組織結構特徵研究
  2. The shapes of ascospore for 101 # bred hybrid new specie is between the shapes of its parents by breeding the inoculated hypha from flammulina velutipes and qude mansiella radicata

    通過金針菇與茶菇的菌絲融合培養，培育的雜交新品種101 #在形態及菌褶中孢子和囊體的形態上介於兩親本之間。
  3. Backcross a cross between an individual and an individual of the original parent generation

    回交：雜交產生的子一代個體再與其親本進行交配的方式。
  4. The same phenomenon was observed in interspecific hybridization between chlamys farreri and chlamys nobilis. the karyotypes of adult hybrids and their parents were analyzed and compared. the chlamys nobilis ' s diploid chromosome number is 2n = 32, karyotype consists of 6m + 26t, nf = 38

    對該雜交組合的親本華貴櫛孔扇貝的染色體核型分析表明，華貴櫛孔扇貝雜交扇貝的細胞遺傳學研究共有zn = 32條染色體，核型公式為2n = 32 = 6m + 26t ，染色體臂數nf = 38 。
  5. The new types formed through cross breeding can combine the fine qualities and forms of two or more than two parents and become new biological types of higher productivity which are also more resistant to unfavourable conditions

    通過雜交形成的新種（或品種） ，可以把兩個或兩個以上親本的優良性狀結合起來，成為一個具有更高生產性能和更能抵抗不良環境的新的生物類型。
  6. 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

    概述了油菜品種間雜交後代及遠緣雜交後代主要生物學性狀和經濟性狀的遺傳變異現象；對雜交親本的選配及雜種後代的選擇進行了探討，分析了油菜遠緣雜交育種中存在的問題，就加速遠緣雜種後代的穩定提出了一些見解。
  7. The germination of two seeds of hybrids was different form their parents. seeds of their parents were epigeal germination, but two seeds germination of hybrids which were derived form l davidii var. unicolor x ' yellow " and l davidii var

    雜交種子萌發出現了不同於雙親的現象，親本種子萌發都屬于子葉出土型，而蘭州百合黃色及蘭州百合克得利亞中各有一粒種子的萌發，其子葉不生長，直接長出真葉。
  8. The results show that the genetic diversity of filial generations is higher than self - bred progeny ’ s ， the hybrid vigor has manifested at metabolization level 。 the proportion of polymorphic loci ( p. 99 ) in f1 generations was 30. 77 - 36. 36 % ， the mean observed heterozygosity ( ho ) of jmcf （ japanese male chinese female ） was the highest with 0. 1727, the rest populations were ： jfcm （ japanese female chinese male ） 0. 1536 、 cp 0. 1273 and jp 0. 1055 ， the mean effective number of allels per locus in f1 generations ： cp ’ s was the highest with 1. 7318 ， jp ’ s was the lowest with 1. 6718 ， the filial generations ’ values were in the midle of the cp ’ s and jp ’ s and between them there was no brightly difference, with 1. 6955 ( jfp ) and 1. 6927 ( jmp )

    各組的平均雜合度預期值也表現出該趨勢，即：日自交組最低，為0 . 1786 ，日雄中雌雜交組的平均雜合度最高，為0 . 1964 ，日雌中雄雜交組和中自交組分別是0 . 1891和0 . 1865 。 hardy - weinberg平衡下遺傳偏離指數也是雜交組的小於自交組的，平均每個位點的等位基因有效數目中自交組最高為1 . 7318 ，日自交組最低為1 . 6718 ，兩雜交組群體的這一指數相差不多，分別是1 . 6955和1 . 6927 ，位於兩親本的中間水平。
  9. Study on breeding hybridized combination with high yield by teraploid mulberry parent

    以四倍體桑為親本選育高產雜交組合的研究
  10. Protoplasted monokapyon ( pm ) were prepared from lentinus edodes strains jingxuan and wuxiang, respectively, intercross process were put in practice

    摘要以香菇菌株精選和武香作為親本制備單核原生質體，將兩個親本的單核原生質體進行一一雜交。
  11. Introgression ( introgressive hybridization ) the introduction of genetic material from one gene pool to another by hybridization and subsequent back - crossing to one or other of the parents

    漸滲現象（漸滲雜交） ：是通過雜交或其後代與某個親本回交，遺傳物質從一個基因庫被引入另一個基因庫的現象。
  12. The hybrids and progeny of intervarietal crosses of p. graminis were tested on the parental hosts.

    桿銹變種間雜交的一些雜種和後代在其親本寄主上受到測量。
  13. During wheat and barley bred in winter in sanya, some technological characteristics concerned must be wielded according to the ecological conditions there. 1 ) carefully select materials and avoid planting the materials that can not head in sanya. 2 ) cultivated measure : spread lime before ploughing ; and make furrows during soil preparation. spread funandan in sowing furrows. after every irrigation and heavy rains, surplus water must be drained off immediately and soil must be intertilled in time. it is also a key measure in breeding in winter to prevent and eliminate the plant disease, pest and mice during plant growing period. 3 ) the flowering period of parent for hybridization must be adjusted. 4 ) the criterion for each trait selection to breeding materials should be soften to different degrees

    在三亞冬繁麥類時，應根據當地生態條件掌握好有關技術特點：慎重挑選冬繁材料，盡量避免攜帶可能在三亞不抽穗的材料；栽培措施應注意耕翻前撒施石灰，整地需開廂起壠，播種溝先撒呋喃丹，灌水及大雨後要排除余水，及時鬆土，生育期間注意防治病蟲鼠害；雜交親本應注意調節花期；對育種材料各性狀的選擇標準都要不同程度地放寬。
  14. 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
  15. 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。
  16. Unicolor and lilium asiatic hybrids or cultivars in lilium asiatic hybrids were researched with their parents by karyotype, soluble protein, esterase isoenzyme and peroxidase isoenzyme. the results provided identification markers of cytology and biochemistry for hybridization at the early stage in lily breeding programs. the cluster analysis according to similarity coefficient of soluble protein and peroxidase showed that " yellow " and " omega " have the most closest relation in lilium asiatic hybrids

    本研究對百合屬幾個植物的親緣關系進行了可溶性蛋白質、過氧化物酶同工酶分析，同時對亞洲百合雜交系內雜交及其與原種系間的雜交後代進行了核型、可溶性蛋白質、過氧化物酶和酯酶同工酶分析，以期為百合屬植物親緣關系分析提供生化依據，以及為雜交後代的早期鑒定提供細胞學、生化水平的檢測指標。
  17. The kind of mating, using as one parent a known homozygous recessive, is called a testcross.

    這種雜交即利用一個已知的純合的隱性作為一個親本的雜交，稱為測交。
  18. The results showed that the compatibility indexes were obviously higher when the male sterile lines were used as the female parent than when their respective maintainer counterparts were used as the female parent, indicating the male sterile cytoplasmic effects on interspecific cross incompatibilities in cruciferae

    結果表明：三種類型的不育系均有一致的趨向，即用不育系和保持系與同一親本雜交的親和指數，不育系作母本的明顯高於以保持系作母本的組合，表明十字花科種間雜交親和性具有雄性不育細胞質遺傳效應。
  19. The simple estimation of the breeding value of fruit parents for hybridization

    果樹雜交親本性狀育種值的簡易遺傳估演算法
  20. Genetic linkage maps of f. chinensis have been constructed using " two - way pseudo - testcross " strategy with aflp markers. parents and fl progeny ( full sib family ) was used as segregating population. together 135 and 118 markers fitted to mendelian segregation ration for paternal and maternal parent was produced from 34 aflp primer combinations

    利用aflp分子標記結合擬測交策略，以中國對蝦的單對雜交親本及其f1代為作圖群體，應用mapmakerexp / 3 . 0軟體，構建了中國對蝦雌、雄的中等密度的遺傳連鎖圖譜。
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