| 1 | These maybe rested in the origin of materials used in asparagus cultivation and breeding. | |
| 2 | The induction of body cell embryo and anther embryoid of Asparagus officinalis L. | |
| 3 | On the basis of growing thick stem, increasing stem number will raise markedly asparagus yield. | |
| 4 | For long-term development of asparagus undertaking, we made some suggestions of protection and study on asparagus germplasm resource. |