| 单词 | Fecundation |
| 例句 | 1. The endosperm develops into nuclear type after fecundation. 2. Days after fecundation is another factor effect on callus induction. 3. The rate of cow's oestrum fecundation is one key factor of cattle's breeding rate. 4. Young embryos can be observed from prothalli about 2 weeks after fecundation. 5. Egg hatchability was affected significantly by irradiation but there was no significant difference in eggs laid per female, fecundation eggs as increasing treated doses. 6. The phenomenon of ear barren tip composed from aborted kernels and florets without fecundation at the tip of ear is an important . 7. The phenomenon of ear barren tip composed from aborted kernels and florets without fecundation at the tip of ear is an important factor causing yield losses. |
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