Efficient methods of vegetative propagation and improved screening techniques are also required.
The accumulation of virus in sugarcane stalks causes a yearly serious diseases because of vegetative propagation.
Studies were made on the vegetative propagation coefficient and cormels biological characters using eighth-excision in different development phase of Lycoris radiate.
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.
