This research provided techniques for the application, conservationinvitro of excellent germplasm and reduction of heredity variance of autotetraploids of Plalycodon grandiflorum.
本研究为优良同源四倍体桔梗的推广应用和优良种质离体保存、减少遗传变异提供了技术依据。
2
Restricting conservation and cryopreservation are two main methods of plant germplasm invitro preservation.
限制生长保存和超低温保存是植物种质离体保存的两种主要方法。
3
Subculture is an important link in the process of the tissue culture and the long-term subculture is the essential method for conservationinvitro of germplasm.