characteristic of callus produced embryogenic cell was heterogeneous, but potential ability to produce embryogenic cell was different.
愈伤组织达到胚性状态时,表面特征不一致,但有产生胚性细胞能力强弱之分。
establishment of embryogenic cell suspension cultures in sweet potato was studied.
对甘薯胚性细胞悬浮培养系的建立进行了研究。
then embryogenic cell divided into two cells, which sequentially differentiated through multicell proembryo, globular, heart-shaped and cotyledonary embryo stages.
胚性细胞分裂产生两个细胞,进而分化发育成多细胞原胚、球形胚、心形胚及子叶胚。