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- The result showed that the microspore mother cell of male sterile line could pass through meiosis and form tetrads and then tetrads could release microspore as the same as fertile line. 观察结果表明:大葱雄性不育系和保持系的小孢子母细胞都能正常进行减数分裂,四分体可以释放出小孢子。
- Thirdly, using RAPD technique to amplify DNA of the AALY001 NMS two lines, one specific marker NMSOPM09500 was obtained in the male fertile line but without in the male sterile line. 最后,选择万寿菊核不育两用系AALY001为材料,对雄性不育株和可育株进行扩增,得到了一条在不育株中缺失,在可育株中出现的稳定的特异标记NMSOPM09500。
- Microsporogenesis Comparison of Genetic Male Sterility Line and Its Allele Fertile Line in Brassica napus L. 油菜雄性核不育系及其等位可育系小孢子发育过程的比较研究。
- Analysis of Differences between Nuclear DNA and Cytoplasmic DNA in Male Sterile Line and Fertile Line of Eggplant 茄子雄性不育株和可育株的胞质DNA和核DNA差异分析
- Tramfer from Multiple Allele of Genic Male Sterility to Male Fertile Line 92-11 in Chinese Cabbage 大白菜核复等位基因向可育品系92-11的转育
- Transfer from Multiple Allele of Genic Male Sterility to Male Fertile Line 92-11 in Chinese Cabbage 大白菜核复等位基因向可育品系92-11的转育
- Genetic analysis showed that the transgenes in the transgenic male sterility fertility restoration system of rapeseed (Brassica napus) were integrated into different chromosomes in a single copy, which was fit to the theoretical expectation. 通过对油菜雄性不育 -恢复体系中转基因的遗传分析 ,表明所获得的转基因品系都是单拷贝插入 ,引起雄性不育的基因和恢复雄性可育的基因插入到不同染色体上 ,与理论分析相符。
- The revertant, when still heterogenous,segregated into male fertile and complete male sterile plants in a ratio of 3:1. 育性基因未纯合的突变体分离出可育株和完全不育株,比例为3:1;
- In other words, the plants selected as the donor plants in F2 generation should be male sterile in LDC and fertile in SDC. 以这种个体作为花药培养的供体亲本,可以大大提高育种效率。
- The processes of meiotic division of pollen mother cells were compared between male sterile plants and male fertile ones. 摘要以萝卜雄性不育株与可育株为试材,比较研究了不育与可育花粉母细胞的减数分裂过程。
- In other words, the plants selected as the donor plants in F2 generation should be male sterile in LDC and fertile in SDC. 以这种个体作为花药培养的供体亲本,可以大大提高育种效率。
- In accordance with Multiple Allele Hypothesis, new AB lines type I, temporary maintainer line and male sterile lines of male fertile hne92-11 were obtained by cross between male sterile lines and male fertile line92-11. 根据复等位基因遗传假说,利用现有大白菜雄性不育系,将核不育复等位基因向可育品系92-11转育获得了成功,得到了具有92-11遗传基础的新甲型两用系、时保持系和雄性不育系。
- Observations on the Morphological Structure of Style and Stigma of Male Sterile Line of Medicago varia Martin. Cv. 苜蓿雄性不育系花柱与柱头形态结构观察研究。
- Inheritance and Utilization of Recessive Genic Male Sterile line ZWA in Brassica Napus L. 甘蓝型油菜隐性核不育材料ZWA的遗传利用研究。
- The ratios of the sterile plants with the fertile plants in their F1, F2 generations, and their reciprocal backcross generations with the male sterile plants were calculated. 同时,以具有正常细胞质的自交系为母本,育性完全恢复的测交F1植株为父本进行反交,对其反交的F1及F2进行育性观察分析。
- Alloplasmic male sterile line 034A was breeded by using method of distant hybridization and backcross. 通过萝卜远缘杂交创建不育源,再经过回交转育而选育出异源胞质不育系034A。
- Title: Anatomical Observations of Anther Development of NCa, a Cytoplasmic Male Sterile Line in Rapeseed( Brassica napus L. 关键词:甘蓝型油菜;细胞质雄性不育;花药发育;花粉败育;细胞解剖学
- Male sterile line mainly came from the natural mutant, and then transformed sterile line and maintainer line by backcross. 其胞质雄性不育源大多来自自然突变,后经回交转育出不育系和保持系。
- The co mbining ability of S10 and its combinations was tested.The transferring me thod of genetic male sterile line was discussed. 对育成的雄性不育系S10进行了配合力测定,并对所配组合做了品比试验。
- At the same time, recurrent selection, blue marked and fertility appraisal is one of the effective means for this male sterile line and its maintainer. 这说明利用轮回选择、标记及育性分离选择是蓝标型小麦核不育、保持系转育和遗传改良的有效途径。