双受精过程

水稻双受精过程的细胞形态学及时间进程的观察

Cytological Observation of Double Fertilization and Its Duration in Oryza sativa

罗汉果双受精过程的细胞学观察

Cytological observation of the double fertilization in Siraitia grosvenori

在双受精过程中，多次观察到有多条花粉管进入胚囊和多精入极核现象。

During the double fertilization , many pollen nucleus .

授粉后5&6日，观察到双受精过程。

The double fertilization process was observed 5 - 6 days after pollination .

同源四倍体水稻双受精过程的细胞学观察

Cytological observation on double fertilization of autotetraploid rice

正常的双受精过程缓慢而且频率低。

The frequency of double fertilization is low .

钙在被子植物双受精过程的作用一直是植物学家的兴趣热点。

Functions of Calcium during fertilization of angiosperm is one of research focuses for botanists .

观察了葡萄双受精过程中雌雄性核的融合。

We made an observation of the process of the fusion of male and fe - male nuclei in the double fertilization Vitis .

胚珠发育异常一方面不能形成正常功能的胚囊（及雌配子体），另一方面不能在双受精过程中引导花粉管的正常延伸和进入珠孔，从而导致雌性不孕。

Abnormal ovule development could not form the normal functional sac , on the other hand could not guide the pollen tube extension and enter into the ovule .