vegetative propagation造句怎么写

The success of this technology and improve the quality of poultry for the vegetative propagation of rare and endangered animals, extinct species of great significance Chuan.

The accumulation of virus in sugarcane stalks causes a yearly serious diseases because of vegetative propagation.

Efficient methods of vegetative propagation and improved screening techniques are also required.

Studies were made on the vegetative propagation coefficient and cormels biological characters using eighth-excision in different development phase of Lycoris radiate.