| 1. | Frequently the basal ovule, which is the last one to be fertilized would abort . 最后受精的基生胚珠经常败育。 |
| 2. | The degeneration of mitochondria is one of the earliest events in pollen abortion . 线粒体的退化是花粉败育中最早发生的现象之一。 |
| 3. | Embryo abortion and young embryo culture of chinese jujube 枣的胚败育及幼胚培养研究 |
| 4. | Research on the seed abortion and fruit development in a seedless litchi strain 温敏无核荔枝的种子败育和果实发育研究 |
| 5. | Change of endogenous hormone in cultivars of chinese jujube with different type of embryo abortion 两个胚败育率不同的枣品种果实生育期内源激素的变化 |
| 6. | Some physiological and biochemical changes of embryo abortion in hybrids of seedless grapes and chinese wild grapes 无核葡萄与中国野生葡萄杂种胚败育的某些生理生化变化 |
| 7. | What ' s more , the ovule abortive events of the two species is evident , which may be one of the threatening factors 两物种胚珠败育现象明显,这也可能是致濒因素之一。 |
| 8. | It is concluded that embryo sac sterility was the main reason for highly stable seedless characteristic of lipeng no . 2 cultivar 因此,胚囊高度败育是丽? 2号产生无核的主要原因。 |
| 9. | This implied that alter the abortion of the stamens the soluble materials were partly carried to pistils , resulting in the extraordinary expansion of the pistils 暗示可能雄蕊败育后降解的生物大分子物质被部分运到了雌蕊,才引起了雌蕊干物重的异常增加。 |
| 10. | The ultrastructural changes of microspore mother cells and tapetal cells in anthers during the abortion of male sterile cotton " kang a " were observed by comparing with its maintainer " kang b " and by using transmission electron microscopy 摘要以棉花细胞质雄性不育系“抗a ”为材料,以其同核异质保持系“抗b ”为对照,用透射电子显微镜技术,观察了不育系败育过程中小抱子母细胞与绒毡层细胞超微结构的变化。 |