雌性不育

  • 网络female sterile;female sterility
雌性不育雌性不育
  1. 小麦雌性不育系及其杂交F1育性研究

    A Preliminary Study on the Fertility of a Female Sterile Line and its Hybrid F_1 in Wheat

  2. 利用回交群体对小麦雌性不育基因的SSR标记

    The SSR Marker of the Female Sterile Gene in Wheat by Backcross Population Analysis

  3. 油松雌性不育系的POD同工酶和蛋白质多肽分析

    Analyses of peroxidase isozyme and protein polypeptides in female sterile Pinus tabulaeformis

  4. 不同苎麻雌性不育材料表现败育的部位及时期均不一致。PFS为花芽分化期的花被形成到心皮缝合时期,表现为花芽的死亡;

    The PFS ramie sterile from the stage of flower bud differentiation period to carpel stiching stage , representing floral bud death ;

  5. 油松雌性不育系高水平的ABA含量,以及IAA、ZR的缺乏可能导致其不能正常进入细胞分裂周期,从而发生败育。

    The high level of ABA and deficit of IAA and ZR may be the reasons of ovule abortion in female-sterile clone of Pinus Tabulaeformis Carr . because free nuclei could not enter into the cell cycle normally .

  6. 为研究光周期敏感雌性不育苎麻(PFSR)雌性育性转换的光温效应,在自然温度条件下进行了人工光周期处理,并对自然光温变化与PFSR雌性育性变化的相关性进行了分析。

    Under natural temperature artificial photoperiod was carried out to research the photoperiod-sensitive critical day-length of female sterility alteration in photoperiod-sensitive female sterile ramie ( PFSR ) . The correlation between the changing of natural photoperiod-temperature and sterility alteration of PFSR was analyzed .

  7. 大豆叶与花形态异常、雌性不育突变体NJS-10H的发现

    A new soybean female sterile mutant with abnormal leaves and flowers

  8. 光敏感雌性不育苎麻育性转换的光温效应分析

    Analysis of Photo-Thermo-Reaction for Sterility Alteration of Photoperiod-Sensitive Female Sterile Ramie

  9. 油茶雌性不育株原因的探讨

    An Approach to the Female Infertility of Camellia oleifera Abel

  10. 起源于体细胞培养的籼稻雌性不育突变

    Female Sterile Mutant from Somaclones in Somatic Cell Culture of Indica Rice

  11. 小麦雌性不育基因的微卫星标记定位

    Location of the Sterile Gene for Female Sterile Wheat by Microsatellite Marker

  12. 雌性不育现象在植物界内普遍存在着。

    The phenomenon of female sterility is common in plant .

  13. 雌性不育、雄性可育野生稻的发现和初步观察

    First Report About Found and Preliminary Observation of the Female-sterile but Male-fertile Wild Rice

  14. 植物雌性不育的研究进展

    The research on female sterility in plants

  15. 暗期间断对光敏感雌性不育苎麻活性氧代谢的影响

    Effect of Dark-breaking on Metabolism of Reactive Oxygen Species in the Photoperiod-sensitive Female Sterile Ramie

  16. 环剥及束茎对雌性不育苎麻的性别比及花粉育性的效应

    Effects of Ringing and Stem binding on Sexual Ratio and Pollen Fertility of Female Sterile Ramie

  17. 雌性不育组(9正常♂;3正常♀,6不育♀)。

    Female sterility ( 9 normal males + 3 normal females + 6 sterile females ) .

  18. 红光和远红光间断暗期对光敏感雌性不育苎麻物质代谢的影响

    Effect of Red Light and Far Red Light Dark-breaking on Substance Metabolism of Photoperiod-sensitive Female Sterile Ramie

  19. 通过对育性基因的分析,确定在此组合中雌性不育基因表现为1对主效基因控制;

    The result indicated that the sterile gene was performed by a pair recessive gene in the cross .

  20. 第一次系统地揭示了小麦雌性不育系的胚胎学机理。

    This was the first time to show the embryology mechanism on the female sterility of wheat . 2 .

  21. 随着分子生物学技术的大量应用,关于植物雌性不育基因的功能分析、特别是结构性不育分子机理的研究方面取得了长足的进展。

    With molec μ Lar biology technology applied widely , functional analysis of plant female sterility gene has made great progresses .

  22. 雌性不育与叶和花形态异常性状同时出现,受1对隐性基因控制,是一类新的育性异常材料。

    The genetic analysis showed that the female sterility and abnormal leaf and flower traits might be pleiotropic of a pair of recessive gene .

  23. 植物雌性不育虽然对植物本身不利,但是对于植物育性机理研究却是一个良好的切入点。

    Although female sterility is detrimental to the plant itself , it offers a good chance for the study of mechanism for plant fertility .

  24. 植物雌性不育的研究早在上个世纪中期已经开始,但早期研究大多仅限于胚胎学和细胞学层面。

    In the middle of last century , plant female sterility research have begun , but in the early stage , research mostly limit to embryology and cytology .

  25. 由于染色体多倍化,三倍体虹鳟的生殖机制发生了改变,甚至导致了三倍体虹鳟雌性不育。

    Because of the polyploidy , the mechanisms of reproduction of triploid rainbow trout have changed , even lead to the results of the infertility of triploid female rainbow trout .

  26. 小麦以前大多利用雄性不育系进行杂交育种,而雌性不育系亦可作为授粉者提高育种产量。

    In previous studies , while male sterile line has been mainly utilized in cross-breeding , the female one has been used as a pollinator to acquire greater seed yield .

  27. 至今,许多植物已发现有雌性不育现象,人们对其进行了细胞学、胚胎学和遗传学研究,同时也探讨了植物雌性不育的发生机制。

    So far , female sterility in many plants has been found and analysed on cytology , embryology and genetics , also the mechanisms of female sterility in plants have been discussed .

  28. 雄性不育系在杂交制种中已经发挥了重要的作用,雌性不育系亦可作为授粉者,缩小双亲之授粉距离,提高制种产量。

    The male sterile line has played an important role in hybrid seed production system . While the female sterile plant may be used as a pollinator in their hybrid seed production to shorten the parents pollinating distance and obtain higher hybrid seed yield .

  29. 通过室内试验选定致高原鼠兔雌性和雄性不育或抗生育作用且对环境低污染或无污染的不育剂各一种。

    The female and male sterilants were selected for the plateau of pika which are low or no pollution on evironment .

  30. 由于花药和胚珠中雌雄配子体发育异常的相似性,推测雌性不孕和雄性不育均是显性核不育基因Ms造成的结果,暗示着ms在雌性配子体减数分裂过程中均发挥着重要作用。

    As the similarity of the abnormal development in anthers and ovules , suggesting dominant male sterile gene Ms causes the male and female sterility , it implied ms plays an important role in meiosis of the female gametophyte .