• 粒数与其它性状相关不显著。目标性状重组回交后代

    The recombination rate of the target traits was higher in backcross generations than in the other segregation generations.

    youdao

  • 研究结果表明,中八叶乌塌菜回交后代不育不育度表现为100%,不育系回交时外部形态接近轮亲本

    The results had been showed that male sterile lines has 100 percent rate for both the sterile plant and sterile degree in the different backcross generation.

    youdao

  • 我们通过分子测序分子标记两种方法揭示了区的性质:(1区的构成亲本、F1代、F2代及回交后代组成;

    Two molecular methods were employed to successfully disclosed characters of the single hybrid zone: (1) this hybrid zone was composed of parental species, F1s, F2s and backcross derivatives;

    youdao

  • 抗性亲本可提高其后代穗发芽性。

    The sprouting percentage of hybrid progenies was reduced by backcrossing with the resistant parents.

    youdao

  • 回交、兄妹大多数品种后代不育率约占50%左右。

    Most of its leslcross F1S and progenies of its backcrosses and biparental mating segregated statistically 50% sterile plants.

    youdao

  • 回交、兄妹大多数品种后代不育率约占50%左右。

    Most of its leslcross F1S and progenies of its backcrosses and biparental mating segregated statistically 50% sterile plants.

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定