自交 的英文怎麼說

中文拼音 [zìjiāo]
自交 英文
autocopuation
  • 自 : Ⅰ代詞（自己） self; oneself; one s own Ⅱ副詞（自然;當然） certainly; of course; naturally; willin...
  • 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...
  1. Most plants are hermaphrodite, but have mechanisms such as self - incompatibility that promote allogamy

    許多植物是雌雄同體的，但它們存在自交不親和的機制，從而促進異花受精。
  2. The stamens and pistil of d. versipelis mature before the flowers open, which shows that dysosma versipelis may be autogamous. d. versipelis produce few fruits. ovaries of d. versipelis seldom develop in nature, but will develop after being pollinated with pollen of another plant

    八角蓮的花在花苞未展開時，雄蕊和雌蕊便已成熟，說明八角蓮的繁育系統為自花受粉，八角蓮座果率非常低，自然狀態下，子房不膨大，人工異交后的子房有膨大現象，說明八角蓮自交低育，有生殖障礙。
  3. A preliminary study on the relationship between super - weak bioluminescence of different maize inbred seeds and their drought resistance

    不同玉米自交系的抗旱力與超弱發光關系的研究
  4. Calli transformation of maize inbred via agrobacterium

    農桿菌介導的玉米自交系愈傷組織的轉化
  5. The species and clonal composition of an orchard will, therefore, influence the amount of selfed seed in the total seed yield.

    因此，種子園的樹種和無性系組成，會影響種子總產量中自交種子所佔的數量。
  6. There are obvious differences between clones with regard to their self-fertility.

    自交能孕性在不同的無性系中是明顯不同的。
  7. Reciprocals and selfs are usually excluded.

    反交和自交通常不包括在內。
  8. Measurement of self - incompatible by fluoroscope observation in non - heading chinese cabbage

    白菜自交不親和性的熒光測定
  9. Owing to the cofinement of the host of agrobactrium tumefliens and the difficulties of the maize inbred lines for obtaining embryogenic calli, the genetic system of maize was n ' t ideal enough

    由於農桿菌介導玉米遺傳轉化受到農桿菌宿主的限制和玉米自交系獲得再生植株難的影響，使玉米自交系遺傳轉化體系仍不完善。
  10. The self - incompatibility characteristics and heterosis breeding on rape

    油菜的自交不親和性和雜種優勢育種
  11. It revealed that these two transformants were heterozygote, and the foreign gene inserted just to on locus in the plant genome. as the observed ratio of progeny of two transformants which on selfing was 3 : 1, it was proved to be heterozygote for two transformants

    其中2棵抗性株自交後代的遺傳分析表明，真空滲入法所得的轉化株為雜合體，且其分離比符合3 ： 1的單基因分離規律。
  12. 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。
  13. 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。
  14. Finally, the convexity - concavity of the closed curve is detected. in the end, choi ' s pair - wise offset of polygon algorithm is improv ed based on the proposed curve intersection algorithm

    文章最後完善了choi多邊形等距偏移演算法，並把本文提出的封閉曲線求交方法應用其中，用於自交點的確定。
  15. 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。
  16. President kang told me to give this to you personally

    老闆讓我把這個親自交給你
  17. Chemical transformation is one of the methods for the preparation of nonaqueous dispersion. in order to meet the need of practical work in conservation, we managed to transform room - temperature self - curing acrylics latex to nad. the transformed material can be used in the conservation of culture relics

    採用化學轉化法將水乳液轉化為非水乳液是制備非水分散體的一種方法。根據實際需要，將常溫自交聯丙烯酸樹脂乳液轉化為非水分散體，這種材料可用於文物保護工作。
  18. Selfing heterozygotes halves the heterozygosity, and thus outbreeding maintains heterozygosity and produces a more adaptable population

    自交雜合子有一半雜合性，因此遠系繁殖可以產生適應能量更強的種群。
  19. Cr sbs mma ba polybasic graft copolymerization and adhesive properties of self - crosslinking copolymer

    多元接枝共聚及自交聯型接枝產物的粘合性能
  20. Selfing is inhibited by genetic self incompatibility and also by the fact that within a single flower the stigma is receptive before the anthes are ready to shed pollen.

    由於遺傳上的自交不親和性以及花中柱頭只能在花粉準備撒粉以前接受花粉，因而防止了自交。
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